This document discusses autism, including its definition as a neurological disorder affecting social interaction and communication skills. It outlines common characteristics like difficulties with speech, social skills, and sensitivity. It explores potential causes such as genetic factors and brain abnormalities. It describes the main types of autism spectrum disorders and their variations. Finally, it notes that while there is no cure, treatment aims to improve communication, coping skills, and manage symptoms, often using a multi-disciplinary approach including medication management.
In his prologue to the Greek edition of Frith’s “Autism: Explaining the Enigma”, the paedopsychiatrist George Karantinos (1999) argues that the child with autism is not at all sly. Karantinos comments this autistic naiveness by adding that children with autism would never play to win.
Similar opinions reveal that our understanding of autism is influenced by social practices, positions, networks and privileges. Characteristically enough, the Greek Curriculum for Autism (Pedagogical Institute, 2003) supposes, with pessimism, that some children with autism will never learn to speak. And recently, Syriopoulou-Delli (2011) contends that the behaviouristic approach remains the dominant treatment of autism, even though behaviourism neglects intellectual problems. On account of such questions, autism and special education appear as complicated and serious political, ideological and social issues, where oversimplifications are absolutely inappropriate.
Complex developmental disability in infancy and early childhood, sign and symptom, its treatment via therapist approaches across the child's daily life
In his prologue to the Greek edition of Frith’s “Autism: Explaining the Enigma”, the paedopsychiatrist George Karantinos (1999) argues that the child with autism is not at all sly. Karantinos comments this autistic naiveness by adding that children with autism would never play to win.
Similar opinions reveal that our understanding of autism is influenced by social practices, positions, networks and privileges. Characteristically enough, the Greek Curriculum for Autism (Pedagogical Institute, 2003) supposes, with pessimism, that some children with autism will never learn to speak. And recently, Syriopoulou-Delli (2011) contends that the behaviouristic approach remains the dominant treatment of autism, even though behaviourism neglects intellectual problems. On account of such questions, autism and special education appear as complicated and serious political, ideological and social issues, where oversimplifications are absolutely inappropriate.
Complex developmental disability in infancy and early childhood, sign and symptom, its treatment via therapist approaches across the child's daily life
Why do children with autism need special care in the first place?Children with autism are different. Autism spectrum disorder (ASD) is a complex developmental disability; signs typically appear during early childhood and affect a person’s ability to communicate, and interact with others. Some of the behaviors associated with autism include
•delayed learning of language
•difficulty making eye contact or holding a conversation
•narrow or intense interests
•poor motor skills
•sensory sensitivities
Overview of the importance of early intervention for children with autism. Discusses some common signs of autism and research based treatment options such as applied behavior analysis (ABA)
Why do children with autism need special care in the first place?Children with autism are different. Autism spectrum disorder (ASD) is a complex developmental disability; signs typically appear during early childhood and affect a person’s ability to communicate, and interact with others. Some of the behaviors associated with autism include
•delayed learning of language
•difficulty making eye contact or holding a conversation
•narrow or intense interests
•poor motor skills
•sensory sensitivities
Overview of the importance of early intervention for children with autism. Discusses some common signs of autism and research based treatment options such as applied behavior analysis (ABA)
Autism can be detected in children by age 3, and sometimes as early as 18 months. Autistic behaviors vary in type and severity in each child-psychiatrists will place children diagnosed with autism on the autistic disorder spectrum.
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Acute scrotum is a general term referring to an emergency condition affecting the contents or the wall of the scrotum.
There are a number of conditions that present acutely, predominantly with pain and/or swelling
A careful and detailed history and examination, and in some cases, investigations allow differentiation between these diagnoses. A prompt diagnosis is essential as the patient may require urgent surgical intervention
Testicular torsion refers to twisting of the spermatic cord, causing ischaemia of the testicle.
Testicular torsion results from inadequate fixation of the testis to the tunica vaginalis producing ischemia from reduced arterial inflow and venous outflow obstruction.
The prevalence of testicular torsion in adult patients hospitalized with acute scrotal pain is approximately 25 to 50 percent
Knee anatomy and clinical tests 2024.pdfvimalpl1234
This includes all relevant anatomy and clinical tests compiled from standard textbooks, Campbell,netter etc..It is comprehensive and best suited for orthopaedicians and orthopaedic residents.
The prostate is an exocrine gland of the male mammalian reproductive system
It is a walnut-sized gland that forms part of the male reproductive system and is located in front of the rectum and just below the urinary bladder
Function is to store and secrete a clear, slightly alkaline fluid that constitutes 10-30% of the volume of the seminal fluid that along with the spermatozoa, constitutes semen
A healthy human prostate measures (4cm-vertical, by 3cm-horizontal, 2cm ant-post ).
It surrounds the urethra just below the urinary bladder. It has anterior, median, posterior and two lateral lobes
It’s work is regulated by androgens which are responsible for male sex characteristics
Generalised disease of the prostate due to hormonal derangement which leads to non malignant enlargement of the gland (increase in the number of epithelial cells and stromal tissue)to cause compression of the urethra leading to symptoms (LUTS
Flu Vaccine Alert in Bangalore Karnatakaaddon Scans
As flu season approaches, health officials in Bangalore, Karnataka, are urging residents to get their flu vaccinations. The seasonal flu, while common, can lead to severe health complications, particularly for vulnerable populations such as young children, the elderly, and those with underlying health conditions.
Dr. Vidisha Kumari, a leading epidemiologist in Bangalore, emphasizes the importance of getting vaccinated. "The flu vaccine is our best defense against the influenza virus. It not only protects individuals but also helps prevent the spread of the virus in our communities," he says.
This year, the flu season is expected to coincide with a potential increase in other respiratory illnesses. The Karnataka Health Department has launched an awareness campaign highlighting the significance of flu vaccinations. They have set up multiple vaccination centers across Bangalore, making it convenient for residents to receive their shots.
To encourage widespread vaccination, the government is also collaborating with local schools, workplaces, and community centers to facilitate vaccination drives. Special attention is being given to ensuring that the vaccine is accessible to all, including marginalized communities who may have limited access to healthcare.
Residents are reminded that the flu vaccine is safe and effective. Common side effects are mild and may include soreness at the injection site, mild fever, or muscle aches. These side effects are generally short-lived and far less severe than the flu itself.
Healthcare providers are also stressing the importance of continuing COVID-19 precautions. Wearing masks, practicing good hand hygiene, and maintaining social distancing are still crucial, especially in crowded places.
Protect yourself and your loved ones by getting vaccinated. Together, we can help keep Bangalore healthy and safe this flu season. For more information on vaccination centers and schedules, residents can visit the Karnataka Health Department’s official website or follow their social media pages.
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Title: Sense of Taste
Presenter: Dr. Faiza, Assistant Professor of Physiology
Qualifications:
MBBS (Best Graduate, AIMC Lahore)
FCPS Physiology
ICMT, CHPE, DHPE (STMU)
MPH (GC University, Faisalabad)
MBA (Virtual University of Pakistan)
Learning Objectives:
Describe the structure and function of taste buds.
Describe the relationship between the taste threshold and taste index of common substances.
Explain the chemical basis and signal transduction of taste perception for each type of primary taste sensation.
Recognize different abnormalities of taste perception and their causes.
Key Topics:
Significance of Taste Sensation:
Differentiation between pleasant and harmful food
Influence on behavior
Selection of food based on metabolic needs
Receptors of Taste:
Taste buds on the tongue
Influence of sense of smell, texture of food, and pain stimulation (e.g., by pepper)
Primary and Secondary Taste Sensations:
Primary taste sensations: Sweet, Sour, Salty, Bitter, Umami
Chemical basis and signal transduction mechanisms for each taste
Taste Threshold and Index:
Taste threshold values for Sweet (sucrose), Salty (NaCl), Sour (HCl), and Bitter (Quinine)
Taste index relationship: Inversely proportional to taste threshold
Taste Blindness:
Inability to taste certain substances, particularly thiourea compounds
Example: Phenylthiocarbamide
Structure and Function of Taste Buds:
Composition: Epithelial cells, Sustentacular/Supporting cells, Taste cells, Basal cells
Features: Taste pores, Taste hairs/microvilli, and Taste nerve fibers
Location of Taste Buds:
Found in papillae of the tongue (Fungiform, Circumvallate, Foliate)
Also present on the palate, tonsillar pillars, epiglottis, and proximal esophagus
Mechanism of Taste Stimulation:
Interaction of taste substances with receptors on microvilli
Signal transduction pathways for Umami, Sweet, Bitter, Sour, and Salty tastes
Taste Sensitivity and Adaptation:
Decrease in sensitivity with age
Rapid adaptation of taste sensation
Role of Saliva in Taste:
Dissolution of tastants to reach receptors
Washing away the stimulus
Taste Preferences and Aversions:
Mechanisms behind taste preference and aversion
Influence of receptors and neural pathways
Impact of Sensory Nerve Damage:
Degeneration of taste buds if the sensory nerve fiber is cut
Abnormalities of Taste Detection:
Conditions: Ageusia, Hypogeusia, Dysgeusia (parageusia)
Causes: Nerve damage, neurological disorders, infections, poor oral hygiene, adverse drug effects, deficiencies, aging, tobacco use, altered neurotransmitter levels
Neurotransmitters and Taste Threshold:
Effects of serotonin (5-HT) and norepinephrine (NE) on taste sensitivity
Supertasters:
25% of the population with heightened sensitivity to taste, especially bitterness
Increased number of fungiform papillae
2. DEFINITION OF AUTISM
"Autism is a complex developmental disability
that typically appears during the first three
years of life and is the result of a neurological
disorder that affects the normal functioning of
the brain, impacting development in the areas
of social interaction and communication skills.
Both children and adults with autism typically
show difficulties in verbal and non-verbal
communication, social interactions, and leisure
or play activities.
3. CHARACTERISTICS OF AUTISM
Most signs or characteristics of Autism are evident in
the areas of speech or communication (verbal and
non-verbal). Many of the signs or symptoms of
Autism begin presenting themselves between 2 and 6
years of age.
4. The research indicates the following symptoms are the
most commonly found characteristics of Autism:
1-The child is unable to coo by 12 months.
2-The child also does not point or gesture by 12 months.
3-The child does not say single words by 16 months.
4-The child does not say 2 or more words by 24 months.
5-Has lost some of social skills or language abilities.
5. Other Characteristics include:
1- No fear of danger.
2- Over or under sensitivity to pain.
3- May avoid eye contact with you.
4- May prefer to be by him/herself.
5- Has difficulty expressing what they want or need -
may then try to use gestures.
6- May echo words or phrases.
7- May have inappropriate attachments to objects.
8- May spin his/herself or objects. Prolonged repetitive play.
9-May insist on things/routines always being the same.
10-May exhibit inappropriate laughing (laughing when
not appropriate to the situation).
6. 11- May display tantrums for no apparent reason.
12- May avoid cuddling.
13- May exhibit self injurious behavior when upset i.e.
14- biting selves or banging heads.
15- An overall difficulty interacting with others.
7. CAUSES OF AUTISM
The research indicates that the cause of Autism is likely
biological, but this may not be the only cause. Evidence
has shown that 1 in 3 people diagnosed with Autism
have had around 1-2 epileptic seizures by the time they
reach adulthood. Also, Autism tends to run in
families, pointing to a possible genetic cause. And
autopsies of the brain have shown deficits in various
parts of the brain (i.e. cerebellum, frontal lobes, brain
stem). Scientists have also found abnormal levels of
neurotransmitters in the brain, such as Serotonin.
8. TYPES OF AUTISM
These are the most common disorders, all presenting in
a somewhat similar manner, but having slight
variations:
Autistic Disorder - As stated above, and defined by the
Autism Society of America (ASA): "Autism is a complex
developmental disability that typically appears during
the first three years of life and is the result of a
neurological disorder that affects the normal functioning
of the brain, impacting development in the areas of
social interaction and communication skills. Both
children and adults with autism typically show
difficulties in verbal and non-verbal
communication, social interactions, and leisure or play
activities.
9. Pervasive Developmental Disorder (P.D.D) - Also called
"Atypical Autism." Children with this disorder have
many of the same characteristics of Autism, but not all
the criteria associated with Autism.
Asperger's Disorder - Children with this disorder do not
have the usual language barriers associated with Autism
and are generally very intelligent. However, they do
tend to struggle with social interactions, and can fixate
on a particular object or subject they take an interest
in, and talk about it constantly.
10. Retts Disorder - Retts is rather similar to Autism, but
presents only in girls. The children begin to develop on
target, but then begin losing some communication
abilities. The symptoms of Retts can begin to occur
between ages 1 and 4.
11. AUTISM TREATMENTS
Currently there is no known cure for Autism. The
disorder is treated by working to change the symptoms
of Autism ie. helping to improve the person's ability to
communicate and cope with the symptoms and deal
with the repetitive behaviors.
Also, some medications have also been helpful in
alleviating some of the symptoms associated with
Autism. Your doctor or Psychiatrist will decide which
medicine to prescribe for Autism. Your doctor should
also help guide the course of treatment and consider
incorporating other professional disciplines since this
seems to be the most effective strategy in managing
Autism.