1) Pancreatitis is inflammation of the pancreas that occurs when digestive enzymes start digesting the pancreas itself.
2) There are two main types - acute pancreatitis which is temporary and chronic pancreatitis which is lifelong.
3) Acute pancreatitis ranges from mild to severe and can be necrotizing, while chronic pancreatitis involves progressive destruction and scarring of the pancreas over many years.
4) Treatment focuses on pain relief, preventing complications, and managing any underlying causes or associated conditions like diabetes.
Acute kidney failure happens when your kidneys suddenly lose the ability to eliminate excess salts, fluids, and waste materials from the blood. Acute kidney failure is also called acute kidney injury or acute renal failure. It's common in people who are already in the hospital. It may develop rapidly over a few hours.
Acute kidney failure happens when your kidneys suddenly lose the ability to eliminate excess salts, fluids, and waste materials from the blood. Acute kidney failure is also called acute kidney injury or acute renal failure. It's common in people who are already in the hospital. It may develop rapidly over a few hours.
This PPT contains all necessary detail about cholecystitis and its management and covers all aspects of this disease according to nursing point of view. Helpful for studetns.
Kidney stone disease, also known as urolithiasis, is when a solid piece of material (kidney stone) occurs in the urinary tract. Kidney stones typically form in the kidney and leave the body in the urine stream. A small stone may pass without causing symptoms.
Formation of hard, pebble and stone like structure mainly made up of cholesterol in gall bladder is called cholelithiasis.
Know more about cholelithiasis
CHRONIC RENAL FAILURE (CRF) or CHRONIC KIDNEY DISEASE (CKD)
Chronic or irreversible renal failure is a progressive reduction of functioning of renal tissue such that the remaining kidney mass can no longer maintain the body’s internal environment.
Nursing assessment and Management clients with Pancreatic disordersANILKUMAR BR
The pancreas, located in the upper abdomen, has endocrine as well as exocrine functions .
The secretion of pancreatic enzymes into the gastrointestinal tract through the pancreatic duct represents its exocrine function.
The secretion of insulin, glucagon, and somatostatin directly into the bloodstream represents its endocrine function.
Pancreatitis (inflammation of the pancreas) is a serious disorder. The most basic classification system used to describe or categorize the various stages and forms of pancreatitis divides the disorder into acute or chronic forms.
Acute pancreatitis can be a medical emergency associated with a high risk for life-threatening complications and mortality, whereas chronic pancreatitis often goes undetected until 80% to 90% of the exocrine and endocrine tissue is destroyed.
Acute pancreatitis does not usually lead to chronic pancreatitis unless complications develop.
This PPT contains all necessary detail about cholecystitis and its management and covers all aspects of this disease according to nursing point of view. Helpful for studetns.
Kidney stone disease, also known as urolithiasis, is when a solid piece of material (kidney stone) occurs in the urinary tract. Kidney stones typically form in the kidney and leave the body in the urine stream. A small stone may pass without causing symptoms.
Formation of hard, pebble and stone like structure mainly made up of cholesterol in gall bladder is called cholelithiasis.
Know more about cholelithiasis
CHRONIC RENAL FAILURE (CRF) or CHRONIC KIDNEY DISEASE (CKD)
Chronic or irreversible renal failure is a progressive reduction of functioning of renal tissue such that the remaining kidney mass can no longer maintain the body’s internal environment.
Nursing assessment and Management clients with Pancreatic disordersANILKUMAR BR
The pancreas, located in the upper abdomen, has endocrine as well as exocrine functions .
The secretion of pancreatic enzymes into the gastrointestinal tract through the pancreatic duct represents its exocrine function.
The secretion of insulin, glucagon, and somatostatin directly into the bloodstream represents its endocrine function.
Pancreatitis (inflammation of the pancreas) is a serious disorder. The most basic classification system used to describe or categorize the various stages and forms of pancreatitis divides the disorder into acute or chronic forms.
Acute pancreatitis can be a medical emergency associated with a high risk for life-threatening complications and mortality, whereas chronic pancreatitis often goes undetected until 80% to 90% of the exocrine and endocrine tissue is destroyed.
Acute pancreatitis does not usually lead to chronic pancreatitis unless complications develop.
A case study on Pangastritis with pancreatitis martinshaji
this case study describes about Pangastritis with pancreatitis , which details about the treatment, management , diagnosis, patient counselling, pharmacist interventions & discussions are followed in this case .
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Pancreatitis is known as a disease that happens due to the inflammation of the pancreas.
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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
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TEST BANK for Operations Management, 14th Edition by William J. Stevenson, Verified Chapters 1 - 19, Complete Newest Version.pdf
TEST BANK for Operations Management, 14th Edition by William J. Stevenson, Verified Chapters 1 - 19, Complete Newest Version.pdf
Title: Sense of Smell
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 primary categories of smells and the concept of odor blindness.
Explain the structure and location of the olfactory membrane and mucosa, including the types and roles of cells involved in olfaction.
Describe the pathway and mechanisms of olfactory signal transmission from the olfactory receptors to the brain.
Illustrate the biochemical cascade triggered by odorant binding to olfactory receptors, including the role of G-proteins and second messengers in generating an action potential.
Identify different types of olfactory disorders such as anosmia, hyposmia, hyperosmia, and dysosmia, including their potential causes.
Key Topics:
Olfactory Genes:
3% of the human genome accounts for olfactory genes.
400 genes for odorant receptors.
Olfactory Membrane:
Located in the superior part of the nasal cavity.
Medially: Folds downward along the superior septum.
Laterally: Folds over the superior turbinate and upper surface of the middle turbinate.
Total surface area: 5-10 square centimeters.
Olfactory Mucosa:
Olfactory Cells: Bipolar nerve cells derived from the CNS (100 million), with 4-25 olfactory cilia per cell.
Sustentacular Cells: Produce mucus and maintain ionic and molecular environment.
Basal Cells: Replace worn-out olfactory cells with an average lifespan of 1-2 months.
Bowman’s Gland: Secretes mucus.
Stimulation of Olfactory Cells:
Odorant dissolves in mucus and attaches to receptors on olfactory cilia.
Involves a cascade effect through G-proteins and second messengers, leading to depolarization and action potential generation in the olfactory nerve.
Quality of a Good Odorant:
Small (3-20 Carbon atoms), volatile, water-soluble, and lipid-soluble.
Facilitated by odorant-binding proteins in mucus.
Membrane Potential and Action Potential:
Resting membrane potential: -55mV.
Action potential frequency in the olfactory nerve increases with odorant strength.
Adaptation Towards the Sense of Smell:
Rapid adaptation within the first second, with further slow adaptation.
Psychological adaptation greater than receptor adaptation, involving feedback inhibition from the central nervous system.
Primary Sensations of Smell:
Camphoraceous, Musky, Floral, Pepperminty, Ethereal, Pungent, Putrid.
Odor Detection Threshold:
Examples: Hydrogen sulfide (0.0005 ppm), Methyl-mercaptan (0.002 ppm).
Some toxic substances are odorless at lethal concentrations.
Characteristics of Smell:
Odor blindness for single substances due to lack of appropriate receptor protein.
Behavioral and emotional influences of smell.
Transmission of Olfactory Signals:
From olfactory cells to glomeruli in the olfactory bulb, involving lateral inhibition.
Primitive, less old, and new olfactory systems with different path
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These simplified slides by Dr. Sidra Arshad present an overview of the non-respiratory functions of the respiratory tract.
Learning objectives:
1. Enlist the non-respiratory functions of the respiratory tract
2. Briefly explain how these functions are carried out
3. Discuss the significance of dead space
4. Differentiate between minute ventilation and alveolar ventilation
5. Describe the cough and sneeze reflexes
Study Resources:
1. Chapter 39, Guyton and Hall Textbook of Medical Physiology, 14th edition
2. Chapter 34, Ganong’s Review of Medical Physiology, 26th edition
3. Chapter 17, Human Physiology by Lauralee Sherwood, 9th edition
4. Non-respiratory functions of the lungs https://academic.oup.com/bjaed/article/13/3/98/278874
3. Definition :
o Pancreas is an organ behind the stomach that produces digestive
enzymes and number of hormones.
o It is a serious disorder characterized by inflammation of pancreas.
o It happens when digestive enzymes start digesting pancreas itself.
o It is categorized into acute (temporary) and chronic (lifelong)
4.
5. Acute Pancreatitis :
• It is an acute inflammatory process of pancreas.
• It is a mild, self limited disorder to severe, rapidly fatal disease that
does not respond to any treatment.
• The main types of acute pancreatitis are : Interstitial edematous
pancreatitis & Necrotizing pancreatitis.
6. Interstitial Pancreatitis affects majority of patients.
o It is mild and self limiting.
o The edema & inflammation is confined to pancreas itself.
o It is characterized by pancreatic or peripancreatic parenchymal
necrosis with diffuse enlargement of gland.
7. • In Necrotizing Pancreatitis, there is presence of tissue necrosis in
either pancreatic parenchyma or tissue surrounding the gland.
• It can be sterile or infected.
• If the parenchyma is involved, that is considered as marker of severe
disease.
• A more wide spread & complete enzymatic digestion of the gland
characterized by necrosis.
8. Mild acute pancreatitis is characterized by edema & inflammation
confined to pancreas with minimal organ dysfunction.
Severe acute pancreatitis is termed as necrotizing and
haemorrhagic. In this type, tissue become necrotic. Damage can
extend into retroperitoneal tissues.
10. Pathophysiology:
Due to causative factors
Autodigestion of
Pancreas
Clinical features
Activation of pancreatic
enzymes Injury to pancreatic cells
11.
12. Clinical Manifestations :
- Abdominal pain (located in the left upper quadrant & radiates to
back)
- Pain has sudden onset and described as severe, deep, piercing and
continuous which aggravates after eating.
- Vomiting
- Low grade fever
- Leukocytosis
- Hypotension
- Tachycardia
- Jaundice
13. - Abdominal tenderness & distension
- Decreased bowel sounds
- Hypovolemia
- Constipation
- Grey turner spots or sign : a bluish flank discoloration. It is an
uncommon abdominal manifestation, which is a classical sign of
acute necrotizing pancreatitis.
- Cullen’s sign : it is superficial oedema with bruising in
subcutaneous fatty tissue around peri-umbilical region.
14.
15. Diagnostic studies :
History collection & Physical examination
Primary test – serum amylase, serum lipase, urinary amylase (all the
values are elevated due to pancreatic cell injury)
Secondary test – blood glucose, serum calcium, serum Triglycerides
Chest / abdominal X-Ray
Abdominal ultrasound
CT of abdomen
ERCP
MRCP
16. Treatment :
Aims :
- To relieve pain
- Prevention of shock
- Reduction of pancreatic secretions
- Control of fluid & electrolyte imbalance
- Treating the infections
- Removal of precipitating cause.
17. Conservative therapy :
Management depends on severity.
Treatment based on :
- Physiological monitoring
- Metabolic support
- Maintenance of fluids & electrolytes (by administering RL)
- Inj. Albumin is given if patient goes to shock.
18. Surgical :
- ERCP with sphincterotomy followed by laproscopic
cholecystectomy (if gallstones are present)
- Percutaneous drainage is performed if pseudocyst is present.
- Placement of indwelling tubes or stents to reestablish the pancreatic
drainage.
- Multiple tubes are used aftre pancreatic surgery. Triple Lumen tube
consists of ports that provide tubing for irrigation, air venting and
drainage.
19. Nutritional Therapy :
- Initially patient is kept on NPO Status.
- NG tube is placed to perform abdominal decompression by
suctioning.
- When the food allowed, small & frequent diet is given.
- The diet must be rich in carbohydrate, bland with no stimulus
(caffeine)
- Supplementary fat soluble vitamins are given.
- if required, jejunostomy feeding is initiated.
20. Drug Therapy:
Name of drug Action
Meperidine, Morphine Pain relief
Nitrgoglycerin or Papaverine Smooth muscle relaxant
Antispasmodics (dicyclomine,
propantheline bromide)
Decrease vagal stimulation &
pancreatic outflow
Carbonic anhydrase inhibitor Reduce volume & alkalinity of
pancreatic secretion
Antacids Neutralization of gastric secretion
Ranitidine, Cimetidine Decrease HCl secretion
21. Nursing :
- Acute pain, abdomen, related to distension of pancreas.
- Imbalanced nutrition, less than body requirement related to anorexia
& dietary restriction.
- Deficient fluid volume, related to nausea, vomiting & NG
Suctioning or aspiration.
- Impaired comfort related to presence of NG tube.
- Ineffective therapeutic regimen management, related to lack of
knowledge on preventive measures & dietary restrictions.
- Risk for complications, related to late treatment or delayed in
implementation of proper interventions.
22. Chronic Pancreatitis :
o It is a progressive destruction of the pancreas with fibrotic
replacement of pancreatic tissue.
o It may lead to stricture and calcification in pancreas.
23. Types / Classification :
There are 2 major types.
- Chronic obstructive pancreatitis
- Chronic calcifying pancreatitis
24. 1) Chronic obstructive Pancreatitis :
- It is associated with biliary disease.
- The most common causes are :
Inflammation of Sphincter of Oddi
Cancer of Ampulla of Vater, duodenum or pancreas.
25. 2) Chronic Calcifying Pancreatitis :
It occurs mainly in the head of Pancreas.
It is also called as Alcohol induced pancreatitis.
Here, pancreatic duct is obstructed with protein precipitates. These
block the pancreatic duct and eventually calcify.
26. Clinical Manifestations :
- Abdominal pain (recurrent attacks at interval of months or years)
- Pain is heavy, burning and cramplike.
- Malabsorption with weight loss
- Constipation
- Mild jaundice
- Dark urine
- Diabetes Mellitus
- Stool become foul and fatty.
28. Treatment :
It is identical to that of acute pancreatitis.
It focuses on –
Prevention of further attacks
Relief of pain
Control of pancreatic insufficiency (both endocrine & exocrine)
through enzyme replacement
29. Non Surgical Management :
It is indicated for patients who refuse surgery, is a poor surgical risk
and in minimal symptoms.
Removal of pancreatic duct stones through ERCP, stricture
correction with stenting and draining of cyst are effective modes in
managing pain.
Pain management involves initiating Non Opioid Analgesics
(Monotherapy) in the beginning. If it is ineffective, combination
therapy is instituted with peripherally acting & centrally acting
medications. Cessation of smoking & alcoholism is recommended
before starting opioids.
30. Large, frequent doses of analgesics are implemented to get rid of
pain.
An endoscopic ultrasound guided placement of celiac nerve block is
an another option to reduce chronic unrelieved pain.
Yoga & other mindfulness based therapies are effective non
pharmacologic methods for pain reduction.
Diabetes mellitus is treated with modified diet, insulin or oral
antidiabetic agents.
Pancreatic enzymes (pancreatin & pancre-lipase contain amylase,
lipase & Trypsin) are used to replace deficient pancreatic enzymes.
Bile salts are given (sometimes) to facilitate absorption of fat soluble
vitamins.
31. Surgical Management :
It depends on anatomic & functional abnormalities of the pancreas
including location of disease within pancreas, presence of diabetes,
exocrine insufficiency, biliary stenosis & pseudocyst.
1) Pancreaticojejunostomy (joining of pancreatic duct to jejunum)
2) Insertion of stent
3) Wide resection or removal of pancreas
4) Whipple resection (pancreaticoduodenectomy) – it is a complex
operation to remove head of pancreas, first part of small intestine,
gallbladder & bileduct.