Deep brain stimulation (DBS) is a surgical treatment that implants a medical device called a brain pacemaker to send electrical impulses to specific parts of the brain. DBS is used to treat neurological disorders like Parkinson's disease, chronic pain, and tremors. The DBS system consists of an implantable pulse generator, lead wires, and extensions. DBS surgery involves placing the lead wires in targeted areas of the brain and implanting the pulse generator subcutaneously. Research is ongoing to develop adaptive DBS systems and to expand the use of DBS to additional disorders.
This document discusses the use of botulinum toxin type A (BoTox) injections for the treatment of migraines. It provides background on how BoTox was first found to reduce migraine symptoms accidentally in 1992 when injected into the forehead to treat wrinkles. Several clinical studies are summarized that showed BoTox injections into specific head and neck muscles significantly reduced migraine frequency and severity. The document reviews the mechanisms of action by which BoTox is believed to treat migraines and provides details on injection techniques targeting specific muscles and nerves. Safety considerations for BoTox injections are also mentioned.
Brain pacemakers is a medical device that is implanted into the brain to send electrical signals into the tissue. They are used to treat people who suffer from epilepsy, Parkinson's disease, major depression and other diseases. They have been working wonders with people who suffer from epilepsy, Parkinson’s disease, depression, and other diseases. With the placement of pacemakers in the brain, it may control or eliminate epileptic seizures with programmed or responsive stimulation. Also once the pacemaker is surgically put in the brain, electrical impulses are sent from the stimulator through the wires and into the brain. These impulses interfere with and block the electrical signals that cause disease symptoms. The electrical stimulation to the brain can also eliminate chronic depression if other treatments are not working. Pacemakers have, in a whole, improved the medical health field. New treatments, such as the deep brain stimulation for alzheimer's disease are being found.
Neurosurgeon Robert Buchanan, MD, leads as chief of neurosurgery as well as director of epilepsy surgery and deep brain stimulation at the Seton Brain & Spine Institute in Austin, Texas. In this role, Dr. Robert Buchanan treats patients with Parkinson's disease and a variety of other movement disorders.
Basal ganalia :Motor function &Deep Brain stimulation (DBS)Mohamed Ali
The basal ganglia are involved in planning and initiating movements. They receive input from the cortex and communicate with motor areas via the thalamus. The basal ganglia circuit begins in the cortex and projects to the striatum and globus pallidus before looping back to the cortex via the thalamus to select movements. Parkinson's disease results from degeneration in the basal ganglia circuit, making movement initiation difficult. Deep brain stimulation is a treatment that uses electrodes implanted in the basal ganglia to deliver electrical pulses and reduce Parkinson's tremors and rigidity.
Machines have the potential to extend human life through medical advances like deep brain stimulation, a surgical procedure that implants a brain pacemaker to send electrical impulses to parts of the brain, providing therapeutic benefits for conditions like chronic pain, Parkinson's disease, and tremors. However, as machines continue improving and becoming more capable than humans, there is an irony that humans may merge with machines and become more than human by incorporating machine capabilities.
Vagus nerve stimulation (VNS) is a non-pharmacological treatment for epilepsy approved by the FDA in 1997. It involves surgically implanting a pulse generator and bipolar lead to deliver electrical stimulation to the vagus nerve in the neck. Stimulation is believed to indirectly influence brain regions involved in seizure control. Studies show VNS reduces seizure frequency by over 50% in about 30-50% of patients with partial onset seizures who are refractory to medications. Common side effects are hoarseness and coughing but it is generally well tolerated as a long-term treatment option.
Deep brain stimulation (DBS) is a surgical treatment that implants a medical device called a brain pacemaker to send electrical impulses to specific parts of the brain. DBS is used to treat neurological disorders like Parkinson's disease, chronic pain, and tremors. The DBS system consists of an implantable pulse generator, lead wires, and extensions. DBS surgery involves placing the lead wires in targeted areas of the brain and implanting the pulse generator subcutaneously. Research is ongoing to develop adaptive DBS systems and to expand the use of DBS to additional disorders.
This document discusses the use of botulinum toxin type A (BoTox) injections for the treatment of migraines. It provides background on how BoTox was first found to reduce migraine symptoms accidentally in 1992 when injected into the forehead to treat wrinkles. Several clinical studies are summarized that showed BoTox injections into specific head and neck muscles significantly reduced migraine frequency and severity. The document reviews the mechanisms of action by which BoTox is believed to treat migraines and provides details on injection techniques targeting specific muscles and nerves. Safety considerations for BoTox injections are also mentioned.
Brain pacemakers is a medical device that is implanted into the brain to send electrical signals into the tissue. They are used to treat people who suffer from epilepsy, Parkinson's disease, major depression and other diseases. They have been working wonders with people who suffer from epilepsy, Parkinson’s disease, depression, and other diseases. With the placement of pacemakers in the brain, it may control or eliminate epileptic seizures with programmed or responsive stimulation. Also once the pacemaker is surgically put in the brain, electrical impulses are sent from the stimulator through the wires and into the brain. These impulses interfere with and block the electrical signals that cause disease symptoms. The electrical stimulation to the brain can also eliminate chronic depression if other treatments are not working. Pacemakers have, in a whole, improved the medical health field. New treatments, such as the deep brain stimulation for alzheimer's disease are being found.
Neurosurgeon Robert Buchanan, MD, leads as chief of neurosurgery as well as director of epilepsy surgery and deep brain stimulation at the Seton Brain & Spine Institute in Austin, Texas. In this role, Dr. Robert Buchanan treats patients with Parkinson's disease and a variety of other movement disorders.
Basal ganalia :Motor function &Deep Brain stimulation (DBS)Mohamed Ali
The basal ganglia are involved in planning and initiating movements. They receive input from the cortex and communicate with motor areas via the thalamus. The basal ganglia circuit begins in the cortex and projects to the striatum and globus pallidus before looping back to the cortex via the thalamus to select movements. Parkinson's disease results from degeneration in the basal ganglia circuit, making movement initiation difficult. Deep brain stimulation is a treatment that uses electrodes implanted in the basal ganglia to deliver electrical pulses and reduce Parkinson's tremors and rigidity.
Machines have the potential to extend human life through medical advances like deep brain stimulation, a surgical procedure that implants a brain pacemaker to send electrical impulses to parts of the brain, providing therapeutic benefits for conditions like chronic pain, Parkinson's disease, and tremors. However, as machines continue improving and becoming more capable than humans, there is an irony that humans may merge with machines and become more than human by incorporating machine capabilities.
Vagus nerve stimulation (VNS) is a non-pharmacological treatment for epilepsy approved by the FDA in 1997. It involves surgically implanting a pulse generator and bipolar lead to deliver electrical stimulation to the vagus nerve in the neck. Stimulation is believed to indirectly influence brain regions involved in seizure control. Studies show VNS reduces seizure frequency by over 50% in about 30-50% of patients with partial onset seizures who are refractory to medications. Common side effects are hoarseness and coughing but it is generally well tolerated as a long-term treatment option.
This document discusses ototoxicity, which is damage to the inner ear caused by certain drugs. It notes that common ototoxic drugs include cisplatin, aminoglycosides, loop diuretics, and more. Symptoms of ototoxicity include hearing loss, tinnitus, and vertigo. The document outlines the anatomy of the inner ear and hearing physiology. It describes the types of damage caused by ototoxic drugs like degeneration of hair cells and nerves. Risk factors, diagnosis through audiology tests, monitoring protocols, and rehabilitation options are discussed. The conclusion emphasizes the importance of routine monitoring when using ototoxic drugs to detect changes early and minimize hearing impacts.
This document provides a historical overview and detailed information on botulinum toxin (BTX), including:
- Its discovery in the early 19th century by Justinus Kerner who identified botulism from sausage poisoning.
- Isolation of the Clostridium botulinum bacterium in 1895 and use of botulinum toxin to treat human disease beginning in 1980.
- FDA approval of Botox Cosmetic in 2002 for frown lines and additional approvals through 2004.
- Mechanism of action whereby BTX blocks acetylcholine release at neuromuscular junctions.
- Commercial preparations of botulinum toxin serotype A and approved therapeutic uses in medical conditions and for cosmetic purposes.
The patient presented with seizures, altered sensorium, and respiratory failure. Low serum cholinesterase levels and response to atropine treatment suggested organophosphate poisoning. He was treated with atropine, pralidoxime, antibiotics, and supportive care and showed gradual improvement over 5 days, though fluctuating sensorium was seen initially.
Effects of the anesth agents on pateints with muscle disordersClaudio Melloni
1) Patients with muscle disorders like myotonic dystrophy may be more sensitive to intravenous anesthetics like thiopental and propofol. Lower doses are often sufficient for induction and maintenance of anesthesia.
2) Regional anesthesia techniques are generally preferred over general anesthesia when possible due to risks of respiratory complications.
3) Careful monitoring is important as emergence from anesthesia can be delayed, and muscle weakness may worsen in the postoperative period in some cases. Titration of anesthetic drugs and individualized care plans are important.
Here are the first 5 steps in managing a newborn presenting with seizures on day 2 of life:
1. Ensure patent airway and provide oxygen via mask or endotracheal tube if needed.
2. Start IV access and obtain blood for glucose, calcium, magnesium, blood gas, CBC, CRP levels.
3. Give 10% dextrose bolus if hypoglycemia suspected.
4. Give phenobarbitone 20mg/kg loading dose if seizures persist after correction of hypoglycemia.
5. Start antibiotics like ampicillin and gentamicin to cover for sepsis until culture reports are available.
Postoperative nausea and vomiting (PONV) is a common complication following surgery. It can increase patient discomfort, medical costs, and length of hospital stay. Multiple factors contribute to PONV risk, including patient characteristics like female gender or prior history of nausea, as well as anesthetic and surgical factors. A variety of drug classes have been used to prevent and treat PONV, including antihistamines, anticholinergics, dopamine antagonists, corticosteroids, and newer 5-HT3 receptor antagonists and neurokinin-1 receptor antagonists. Non-drug approaches such as acupuncture, aromatherapy, and supplemental oxygen may also help reduce PONV. Hospitals have developed
Organophosphate poisoning occurs when a person is exposed to organophosphate pesticides or nerve agents, which inhibit the enzyme acetylcholinesterase. This causes acetylcholine to accumulate at nerve synapses, resulting in overstimulation of the nervous system. Signs and symptoms include excessive sweating, vomiting, diarrhea, increased urination, blurred vision, slow heart rate, low blood pressure, and muscle weakness or paralysis. Diagnosis involves testing for low acetylcholinesterase levels in red blood cells or plasma. Treatment focuses on atropine administration to block acetylcholine receptors, pralidoxime to reactivate acetylcholinesterase, oxygen supplementation, and supportive care. Complications can include
An oro-antral fistula is an abnormal communication between the oral cavity and maxillary sinus. It is commonly caused by tooth extractions or trauma to the face. Symptoms include escape of fluids or air from the sinus, pain, and discharge. Diagnosis involves tests like blowing the nose to feel air escape from the mouth. Treatment first requires eliminating any sinus infection, then surgically excising the fistula tract and closing the bony defect, often using local soft tissue flaps or bone grafts. The buccal advancement flap and palatal transpositional flap are commonly used procedures.
Meniere's disease is a disorder of the inner ear that causes episodes of vertigo accompanied by ringing in the ears and hearing loss. It is caused by endolymphatic hydrops, or a buildup of fluid in the inner ear. The classic symptoms are vertigo, hearing loss, tinnitus, and a feeling of fullness in the ear. Diagnosis involves ruling out other causes and demonstrating these characteristic symptoms. Treatment ranges from lifestyle changes and medication to more invasive procedures like injections of gentamicin if conservative measures fail.
Histaminic Pharmacology; clinical approach toward patients Dr. Rupendra Bharti
Histamine is a substance produced in the body that causes allergic reactions. Scientists discovered histamine in 1910 and developed antihistamines to treat allergic reactions in the 1930s. Antihistamines work by blocking histamine receptors in the body. Histamine causes allergic symptoms by binding to H1 and H2 receptors and triggering immune responses. Allergic reactions can range from mild symptoms to life-threatening anaphylaxis. Diagnosis involves testing for allergen-specific IgE antibodies and avoidance of triggers is key for treatment.
This document summarizes three common drug prescriptions: Cipro (Ciprofloxacin) for urinary tract infections and respiratory infections, Ventolin HFA (albuterol sulfate) for bronchospasm and exercise-induced bronchospasm, and Flonase (fluticasone propionate) for allergic rhinitis. It provides information on indications, dosages, warnings, adverse reactions, and mechanisms of action for each drug.
Otitis media with effusion, also known as glue ear, is a condition where fluid builds up behind the eardrum without signs of infection. It is commonly seen in school-aged children and is caused by malfunction of the Eustachian tube, allergies, or prior ear infections. Symptoms include decreased hearing, but earaches are usually mild or absent. Diagnosis involves examining the ears and looking for fluid buildup or a dull appearance of the eardrum. Treatment may involve antibiotics, ear tube insertion, or watchful waiting depending on severity and duration of symptoms.
Disease of middle ear,dr.s.s.bakshi,27.03.17ophthalmgmcri
Otitis media with effusion, also known as glue ear, is a condition where fluid builds up behind the eardrum without signs of infection. It is commonly seen in school-aged children and is caused by malfunction of the Eustachian tube, allergies, or prior ear infections. Symptoms include decreased hearing, but earaches are usually mild or absent. Diagnosis involves examining the ears and looking for fluid buildup or a dull appearance of the eardrum. Treatment may involve antibiotics, ear tube insertion, or watchful waiting depending on severity and duration of symptoms.
ENT Care for MO- Management of Common Ear Disorders.pdfAliyahJohanis1
This document provides guidance on managing common ear disorders in primary care settings with limited resources. It covers the anatomy and physiology of the ear, diseases of the external, middle and inner ear, as well as signs, symptoms, diagnosis and management of common conditions like ear wax impaction, otitis externa, acute otitis media, chronic suppurative otitis media, serous otitis media, facial nerve palsy, vertigo, hearing loss, foreign bodies, and trauma. Referral criteria and pathways are also outlined for conditions requiring specialist care. The objective is to equip primary care providers to diagnose and treat ear issues or determine when a patient needs to be referred to an ENT specialist.
Keynote Lecture Delivered at the 2014 Annual Scientific Meeting of The Otorhinolaryngological Society of Nigeria (ORLSON) that took place in Ibadan, Oyo State, Nigeria in November, 2014
There are a few ethical considerations here:
1. Prioritizing this patient's facial fractures ahead of others could be seen as unfair if his injuries are not more severe or life-threatening. Triage should be based on medical need and severity of condition, not other factors.
2. On the other hand, expediting his facial surgery could help avoid long-term psychological impacts from visible disfigurement, which is also an important consideration.
3. More information would be needed to fully evaluate - details on the types and severity of other patients' injuries currently waiting would provide context.
Overall, a balanced decision that considers both medical need/severity and potential psychological impacts seems most ethical. If his injuries are among the
Evaluation of anti epileptic drugs practicalAkshil Mehta
This document discusses experimental methods used to evaluate antiepileptic drugs. It describes two main methods - the electroconvulsion method and chemically induced convulsion method. The electroconvulsion method uses maximum electroshock seizures to induce tonic hind limb extension in rats and mice, mimicking grand mal epilepsy. The chemically induced convulsion method uses substances like leptazole to induce seizures that can be prevented by anticonvulsants, mimicking petit mal epilepsy. The document provides details on procedures, measurements, and results for both methods.
INFLAMMATION-A DISCUSSION OF VARIOUS ANIMAL MODELS FOR THE STUDY OF ANTI-INF...AishaKhan276
This slide includes;
1. Definition, causes and signs of Inflammation
2. Comparison between acute and chronic inflammation
3. Various animal models for Pre clinical testing of Anti-inflammatory agents
The different animal models are;
I. Vascular permeability
II. UV-erythema in guinea pigs
III. Croton-oil ear edema in rats and mice
IV. Paw edema in rats
V. Collagen Induced Arthritis
VI. Adjuvant Induced Arthritis
VII. Oxazolone-induced ear edema in mice
VII. Pleurisy tests
VIII. Granuloma pouch technique (various modifications and various irritants:
A. Cotton wool granuloma
B. Glass rod granuloma
IX. Papaya Latex Induced Arthritis
Dr. Sharda Jain is an experienced gynecologist and surgeon with over two decades of experience teaching at major medical colleges in India. She has received several awards and honors for her contributions in the fields of gynecology, obstetrics, and medical education. She is passionate about improving women's health, fighting issues like female feticide and anemia, and ensuring the safety of doctors.
Basavarajeeyam is an important text for ayurvedic physician belonging to andhra pradehs. It is a popular compendium in various parts of our country as well as in andhra pradesh. The content of the text was presented in sanskrit and telugu language (Bilingual). One of the most famous book in ayurvedic pharmaceutics and therapeutics. This book contains 25 chapters called as prakaranas. Many rasaoushadis were explained, pioneer of dhatu druti, nadi pareeksha, mutra pareeksha etc. Belongs to the period of 15-16 century. New diseases like upadamsha, phiranga rogas are explained.
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Similar to The start of the Botulinum toxin in neurology in France by Dr Marie-Helene Marion
This document discusses ototoxicity, which is damage to the inner ear caused by certain drugs. It notes that common ototoxic drugs include cisplatin, aminoglycosides, loop diuretics, and more. Symptoms of ototoxicity include hearing loss, tinnitus, and vertigo. The document outlines the anatomy of the inner ear and hearing physiology. It describes the types of damage caused by ototoxic drugs like degeneration of hair cells and nerves. Risk factors, diagnosis through audiology tests, monitoring protocols, and rehabilitation options are discussed. The conclusion emphasizes the importance of routine monitoring when using ototoxic drugs to detect changes early and minimize hearing impacts.
This document provides a historical overview and detailed information on botulinum toxin (BTX), including:
- Its discovery in the early 19th century by Justinus Kerner who identified botulism from sausage poisoning.
- Isolation of the Clostridium botulinum bacterium in 1895 and use of botulinum toxin to treat human disease beginning in 1980.
- FDA approval of Botox Cosmetic in 2002 for frown lines and additional approvals through 2004.
- Mechanism of action whereby BTX blocks acetylcholine release at neuromuscular junctions.
- Commercial preparations of botulinum toxin serotype A and approved therapeutic uses in medical conditions and for cosmetic purposes.
The patient presented with seizures, altered sensorium, and respiratory failure. Low serum cholinesterase levels and response to atropine treatment suggested organophosphate poisoning. He was treated with atropine, pralidoxime, antibiotics, and supportive care and showed gradual improvement over 5 days, though fluctuating sensorium was seen initially.
Effects of the anesth agents on pateints with muscle disordersClaudio Melloni
1) Patients with muscle disorders like myotonic dystrophy may be more sensitive to intravenous anesthetics like thiopental and propofol. Lower doses are often sufficient for induction and maintenance of anesthesia.
2) Regional anesthesia techniques are generally preferred over general anesthesia when possible due to risks of respiratory complications.
3) Careful monitoring is important as emergence from anesthesia can be delayed, and muscle weakness may worsen in the postoperative period in some cases. Titration of anesthetic drugs and individualized care plans are important.
Here are the first 5 steps in managing a newborn presenting with seizures on day 2 of life:
1. Ensure patent airway and provide oxygen via mask or endotracheal tube if needed.
2. Start IV access and obtain blood for glucose, calcium, magnesium, blood gas, CBC, CRP levels.
3. Give 10% dextrose bolus if hypoglycemia suspected.
4. Give phenobarbitone 20mg/kg loading dose if seizures persist after correction of hypoglycemia.
5. Start antibiotics like ampicillin and gentamicin to cover for sepsis until culture reports are available.
Postoperative nausea and vomiting (PONV) is a common complication following surgery. It can increase patient discomfort, medical costs, and length of hospital stay. Multiple factors contribute to PONV risk, including patient characteristics like female gender or prior history of nausea, as well as anesthetic and surgical factors. A variety of drug classes have been used to prevent and treat PONV, including antihistamines, anticholinergics, dopamine antagonists, corticosteroids, and newer 5-HT3 receptor antagonists and neurokinin-1 receptor antagonists. Non-drug approaches such as acupuncture, aromatherapy, and supplemental oxygen may also help reduce PONV. Hospitals have developed
Organophosphate poisoning occurs when a person is exposed to organophosphate pesticides or nerve agents, which inhibit the enzyme acetylcholinesterase. This causes acetylcholine to accumulate at nerve synapses, resulting in overstimulation of the nervous system. Signs and symptoms include excessive sweating, vomiting, diarrhea, increased urination, blurred vision, slow heart rate, low blood pressure, and muscle weakness or paralysis. Diagnosis involves testing for low acetylcholinesterase levels in red blood cells or plasma. Treatment focuses on atropine administration to block acetylcholine receptors, pralidoxime to reactivate acetylcholinesterase, oxygen supplementation, and supportive care. Complications can include
An oro-antral fistula is an abnormal communication between the oral cavity and maxillary sinus. It is commonly caused by tooth extractions or trauma to the face. Symptoms include escape of fluids or air from the sinus, pain, and discharge. Diagnosis involves tests like blowing the nose to feel air escape from the mouth. Treatment first requires eliminating any sinus infection, then surgically excising the fistula tract and closing the bony defect, often using local soft tissue flaps or bone grafts. The buccal advancement flap and palatal transpositional flap are commonly used procedures.
Meniere's disease is a disorder of the inner ear that causes episodes of vertigo accompanied by ringing in the ears and hearing loss. It is caused by endolymphatic hydrops, or a buildup of fluid in the inner ear. The classic symptoms are vertigo, hearing loss, tinnitus, and a feeling of fullness in the ear. Diagnosis involves ruling out other causes and demonstrating these characteristic symptoms. Treatment ranges from lifestyle changes and medication to more invasive procedures like injections of gentamicin if conservative measures fail.
Histaminic Pharmacology; clinical approach toward patients Dr. Rupendra Bharti
Histamine is a substance produced in the body that causes allergic reactions. Scientists discovered histamine in 1910 and developed antihistamines to treat allergic reactions in the 1930s. Antihistamines work by blocking histamine receptors in the body. Histamine causes allergic symptoms by binding to H1 and H2 receptors and triggering immune responses. Allergic reactions can range from mild symptoms to life-threatening anaphylaxis. Diagnosis involves testing for allergen-specific IgE antibodies and avoidance of triggers is key for treatment.
This document summarizes three common drug prescriptions: Cipro (Ciprofloxacin) for urinary tract infections and respiratory infections, Ventolin HFA (albuterol sulfate) for bronchospasm and exercise-induced bronchospasm, and Flonase (fluticasone propionate) for allergic rhinitis. It provides information on indications, dosages, warnings, adverse reactions, and mechanisms of action for each drug.
Otitis media with effusion, also known as glue ear, is a condition where fluid builds up behind the eardrum without signs of infection. It is commonly seen in school-aged children and is caused by malfunction of the Eustachian tube, allergies, or prior ear infections. Symptoms include decreased hearing, but earaches are usually mild or absent. Diagnosis involves examining the ears and looking for fluid buildup or a dull appearance of the eardrum. Treatment may involve antibiotics, ear tube insertion, or watchful waiting depending on severity and duration of symptoms.
Disease of middle ear,dr.s.s.bakshi,27.03.17ophthalmgmcri
Otitis media with effusion, also known as glue ear, is a condition where fluid builds up behind the eardrum without signs of infection. It is commonly seen in school-aged children and is caused by malfunction of the Eustachian tube, allergies, or prior ear infections. Symptoms include decreased hearing, but earaches are usually mild or absent. Diagnosis involves examining the ears and looking for fluid buildup or a dull appearance of the eardrum. Treatment may involve antibiotics, ear tube insertion, or watchful waiting depending on severity and duration of symptoms.
ENT Care for MO- Management of Common Ear Disorders.pdfAliyahJohanis1
This document provides guidance on managing common ear disorders in primary care settings with limited resources. It covers the anatomy and physiology of the ear, diseases of the external, middle and inner ear, as well as signs, symptoms, diagnosis and management of common conditions like ear wax impaction, otitis externa, acute otitis media, chronic suppurative otitis media, serous otitis media, facial nerve palsy, vertigo, hearing loss, foreign bodies, and trauma. Referral criteria and pathways are also outlined for conditions requiring specialist care. The objective is to equip primary care providers to diagnose and treat ear issues or determine when a patient needs to be referred to an ENT specialist.
Keynote Lecture Delivered at the 2014 Annual Scientific Meeting of The Otorhinolaryngological Society of Nigeria (ORLSON) that took place in Ibadan, Oyo State, Nigeria in November, 2014
There are a few ethical considerations here:
1. Prioritizing this patient's facial fractures ahead of others could be seen as unfair if his injuries are not more severe or life-threatening. Triage should be based on medical need and severity of condition, not other factors.
2. On the other hand, expediting his facial surgery could help avoid long-term psychological impacts from visible disfigurement, which is also an important consideration.
3. More information would be needed to fully evaluate - details on the types and severity of other patients' injuries currently waiting would provide context.
Overall, a balanced decision that considers both medical need/severity and potential psychological impacts seems most ethical. If his injuries are among the
Evaluation of anti epileptic drugs practicalAkshil Mehta
This document discusses experimental methods used to evaluate antiepileptic drugs. It describes two main methods - the electroconvulsion method and chemically induced convulsion method. The electroconvulsion method uses maximum electroshock seizures to induce tonic hind limb extension in rats and mice, mimicking grand mal epilepsy. The chemically induced convulsion method uses substances like leptazole to induce seizures that can be prevented by anticonvulsants, mimicking petit mal epilepsy. The document provides details on procedures, measurements, and results for both methods.
INFLAMMATION-A DISCUSSION OF VARIOUS ANIMAL MODELS FOR THE STUDY OF ANTI-INF...AishaKhan276
This slide includes;
1. Definition, causes and signs of Inflammation
2. Comparison between acute and chronic inflammation
3. Various animal models for Pre clinical testing of Anti-inflammatory agents
The different animal models are;
I. Vascular permeability
II. UV-erythema in guinea pigs
III. Croton-oil ear edema in rats and mice
IV. Paw edema in rats
V. Collagen Induced Arthritis
VI. Adjuvant Induced Arthritis
VII. Oxazolone-induced ear edema in mice
VII. Pleurisy tests
VIII. Granuloma pouch technique (various modifications and various irritants:
A. Cotton wool granuloma
B. Glass rod granuloma
IX. Papaya Latex Induced Arthritis
Dr. Sharda Jain is an experienced gynecologist and surgeon with over two decades of experience teaching at major medical colleges in India. She has received several awards and honors for her contributions in the fields of gynecology, obstetrics, and medical education. She is passionate about improving women's health, fighting issues like female feticide and anemia, and ensuring the safety of doctors.
Similar to The start of the Botulinum toxin in neurology in France by Dr Marie-Helene Marion (20)
Basavarajeeyam is an important text for ayurvedic physician belonging to andhra pradehs. It is a popular compendium in various parts of our country as well as in andhra pradesh. The content of the text was presented in sanskrit and telugu language (Bilingual). One of the most famous book in ayurvedic pharmaceutics and therapeutics. This book contains 25 chapters called as prakaranas. Many rasaoushadis were explained, pioneer of dhatu druti, nadi pareeksha, mutra pareeksha etc. Belongs to the period of 15-16 century. New diseases like upadamsha, phiranga rogas are explained.
8 Surprising Reasons To Meditate 40 Minutes A Day That Can Change Your Life.pptxHolistified Wellness
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Basavarajeeyam is a Sreshta Sangraha grantha (Compiled book ), written by Neelkanta kotturu Basavaraja Virachita. It contains 25 Prakaranas, First 24 Chapters related to Rogas& 25th to Rasadravyas.
ABDOMINAL TRAUMA in pediatrics part one.drhasanrajab
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Here is the updated list of Top Best Ayurvedic medicine for Gas and Indigestion and those are Gas-O-Go Syp for Dyspepsia | Lavizyme Syrup for Acidity | Yumzyme Hepatoprotective Capsules etc
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Explore the benefits of combining Ayurveda with conventional Parkinson's treatments. Learn how a holistic approach can manage symptoms, enhance well-being, and balance body energies. Discover the steps to safely integrate Ayurvedic practices into your Parkinson’s care plan, including expert guidance on diet, herbal remedies, and lifestyle modifications.
Cell Therapy Expansion and Challenges in Autoimmune DiseaseHealth Advances
There is increasing confidence that cell therapies will soon play a role in the treatment of autoimmune disorders, but the extent of this impact remains to be seen. Early readouts on autologous CAR-Ts in lupus are encouraging, but manufacturing and cost limitations are likely to restrict access to highly refractory patients. Allogeneic CAR-Ts have the potential to broaden access to earlier lines of treatment due to their inherent cost benefits, however they will need to demonstrate comparable or improved efficacy to established modalities.
In addition to infrastructure and capacity constraints, CAR-Ts face a very different risk-benefit dynamic in autoimmune compared to oncology, highlighting the need for tolerable therapies with low adverse event risk. CAR-NK and Treg-based therapies are also being developed in certain autoimmune disorders and may demonstrate favorable safety profiles. Several novel non-cell therapies such as bispecific antibodies, nanobodies, and RNAi drugs, may also offer future alternative competitive solutions with variable value propositions.
Widespread adoption of cell therapies will not only require strong efficacy and safety data, but also adapted pricing and access strategies. At oncology-based price points, CAR-Ts are unlikely to achieve broad market access in autoimmune disorders, with eligible patient populations that are potentially orders of magnitude greater than the number of currently addressable cancer patients. Developers have made strides towards reducing cell therapy COGS while improving manufacturing efficiency, but payors will inevitably restrict access until more sustainable pricing is achieved.
Despite these headwinds, industry leaders and investors remain confident that cell therapies are poised to address significant unmet need in patients suffering from autoimmune disorders. However, the extent of this impact on the treatment landscape remains to be seen, as the industry rapidly approaches an inflection point.
Adhd Medication Shortage Uk - trinexpharmacy.comreignlana06
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The start of the Botulinum toxin in neurology in France by Dr Marie-Helene Marion
1. “Les Amis du
Clostridium”
Dr Marie-Helene Marion
Consultant neurologist
Chair of the BNN
Alan Scott, Toxins
meeting, 2015
2. How it all started in Europe?
• J.Elston:
– Back from San Francisco, started injecting at
Moorfields Hospital and at Denmark hill
(CDM)
– published on BSP-1985 with Prof Ross
Russell about patients from Moorfields, CD
Marsden and Ian Mc Donald
– HFS- 1986
• 2 toxins:
– Oculinum by Smith-Kettlewell Eye Research
Foundation ( Alan Scott- SF)
– Toxin A by Porton Down products ( Vaccine
research and Production laboratory)
• MHM at Denmark Hill Sept 1983- July 1985
in CD Marsden department.
Mr John Elston
May 1984, opening ceremony KCH
3. Which Toxin and which dosage
in 1985?
• “We initially used botulinum toxin A
supplied by Professor Schantz of the
University of Wisconsin;
• We subsequently used botulinum toxin A
supplied by Professor Melling of the Vaccine
Research and Production Laboratory, Porton
Down, at the same dose.
• Although the median lethal doses of these
two preparations had been found to be the
same in mice, we later found that the
botulinum toxin A from Porton Down was
more neurotoxic in man and so we reduced
the dose, a total of 1.50 ng( 60 units) in 2
ml saline being injected around each eye.”
1985, Elston
Side effects
-Ptosis
-Diplopia due to
diffusion to inferior
oblique or to superior
rectus
- Persistent Bells
phenomenon
4. Kremlin-Bicetre Hospital , Paris 1986
• Chef de clinique in the
department of Prof Jean
Lapresle, after ethical committee
approval ( GREBB).
• First patients were admitted for
the injection!
• Toxine A: 1 vial 2000 units in 10
ml saline= 50 ng HA-complex.
• Treatment on HFS with
Botulinum toxin – presentation at
SFN on July 1987
Prof Jean Lapresle
1 vial of 2000 units of botulinum toxin
5. How did I get the Toxin
in France?
• Initially importation on patient‘s name basis of
the Botulinum toxin from CAMR, Porton down (
Peter Hambleton) in May 1986
– If you have any problem, contact John Elston at
Queen Square!
• Then importation for every batch from Porton
Down by Chimos company, Paris.
– after authorisation of importation by the chief
pharmacist from the French Health minister for every
batch 1988-1993
– Criterias: Indications, department, injection protocol
(Moorfields), training, safety policy.
– 267-290 French Francs/vial (Dec 90) May 1991
• 1991-Porton down products, UK ( P. Hambleton
laboratory, Steven Hill, therapeutic manager,
David Cox, business manager France)
– Dysport 500 units, Porton products, 12.5 ng, price x 4
Authorisation from chief pharmacist,
1988
Delivery notice for each batch of Toxin
from Chimos, 1988
6. • Oculinum 100 units (Allergan)
• Dysport 500 units ( Porton down)
Licence in France in 1993
Meeting in Paris, 1991
with UK speakers
Meeting in Paris, 1993
with French speakers
2nd ENS Brighton, 1990
7. The spread of the technique in France
• 1986: 2 centres
• 1990: 10 centres
• 1993: 43 centres
• 2016:+ 150 centres
From Alan Scott presentation, Toxins 2015
8. The multidisciplinary approach
• 1989, 1990: ENT Kremlin- Bicetre with Christine Le
Pajolec, ENT surgeon
– 1st patient , 40 years old, 20 years with Palatal
myoclonus and objective tinnitus, frequency
80/minute
– 40 units Dysport divided in 2 sites into levator veli
palatini
– Le Pajolec, Marion, Ann Oto-laryng (Paris), 1990
• 1989: ENT Fondation Rothschild :
– Laryngeal dystonia with Patrick Klap, ENT surgeon,
– Laryngeal EMG with Alain Perrin, neurophysiologist.
– Achalasia with Herve Gompell, gastro-enterologist
- 1995: Plastic surgeon: Expression lines with
Benjamin Asher
- 1995: Paediatric rehabilitation consultant: Spastic
children with Alain Lespargot
Palatal myoclonus
Palatal Muscles
9. Spasmodic dysphonia
UCL, July 1991
F. Rotschild, Nov 1993
Blitzer A, Brin MF et al, Localised injection of
Botulinum toxin for the treatment of focal
laryngeal dystonia ( spastic dysphonia)
Laryngoscope , 1988
Klap P, Marion MH et al, Treatment
of SD with Botulinum Toxin
Ann. Oto-Laryng ( Paris) 1991
Ludlow CL et al, Effects of Botulinum
Toxin injections on speech in adductor
spasmodic dysphonia Neurology 1988
Marsden CD, Sheehy MP: Spastic
dysphonia, Meige disease and torsion
dystonia. Neurology, 1982
10. Andrew Blitzer’s visit in July 1991
“One of the most memorable time …
I enjoyed seeing your patients; they were certainly a challenging lot….”
11. Stridor and focal laryngeal dystonia, 1992
Adductor laryngeal breathing dystonia
• Gerhardt’s syndrome (described in 1863).
– Attacks of laryngeal inspiratory dyspnea with normal voice with permanent adduction of
the vocal cords in paramedian position
– Due to a paralysis of the abductor muscles (MSA, MND, syphillis, herpes infection,
isolated)
• Stridor and focal laryngeal dystonia (Marion et al, Lancet 1992),
– 6 patients among 3 isolated and 3 with multifocal dystonia (Meige syndrome
and cervical dystonia)
– with immobile VC in parmediane position on fiberoptic laryngoscopy
– Inspiratory stridor during the day, which disappeared during sleep and
Increase by exercise, eating, drinking.
– On EMG, bursts of activity of 2 sec in TA
– Dystonic spasm of the adductor muscles on respiration, with normal voice
– Abolished by injection of Botulinum toxin
12. Apraxia of eyelid opening
• Apraxia of lid opening (Goldstein-Cogan, 1965)
– Non-paralytic motor abnormality characterised by the
patient’s difficulty in initiating the act of lid elevation
• Inhibition of the levator palpebrae (Lepore-Duvoisin,
1985)
• Akinesia of eyelid opening (Fahn, 1988)
• A new variant of blepharospasm (Elston, 1992)
– 10 patients, 5 isolated, 3 PD and 2 PSP
– Main group of non responders
– “Pretarsal blepharospasm”
– But technical difficulties to inject in pretarsal
13. Krack and Marion Mov Disorders,1994
Apraxia of eyelid opening:
a focal palpebral dystonia
Prof Paul Krack
•32 patients: 20 BSP, 3 pure AEO, 7 PSP, 2
PD
•Hold their head backwards
•Sensory trick touching temporal regions
•Marked frontalis contractions
•Opening eyes passively was effortful
•Able to have normal opening eyes action
•Good response to pretarsal injections in
83% patients
Pretarsal injections
Part of a clinical spectrum
of dystonia of the
orbicularis oculi
14. Conclusion
• A therapeutic revolution
• A research tool (Stridor,
Apraxia of eyelid opening)
• A personal adventure with
friendships all along through
colleagues from other
disciplines and trainees.
• A unique relation with patients