Dr. Michael Chew @mchew85
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GrepMed Gastroenterology-Hepatology Editor, Academic Hospitalist UC Davis Medical Center Internal Medicine, Yale Gastroenterology Fellow '22
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Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Liver Injury (DILI ... for alternative causes ... Alcohol-related liver disease ... Benign/malignant biliary ... obstruction, Primary biliary
Primary Biliary Cirrhosis - Pathophysiology
Environmental Risk Factors: Geographic location, Smoking, Microbial triggers, Xenobiotics, Nail polish
Epigentics Risk
Primary Biliary ... Cirrhosis - Pathophysiology ... female-predominant disease ... of autoimmune disease ... #PBC #Primary #Biliary
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... hepatitis - Acute biliary ... hepatitis - Wilson disease ... Hemochromatosis - Primary biliary ... Severe #Acute #Causes
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Gallstone Diseases ... Biliary Pain 20% ... #Gallstone #Diseases ... differential #diagnosis #causes
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
congenital - Primary biliary ... Nonalcoholic fatty liver disease ... - Wilson disease ... Venoocclusive disease ... Hepatology #Cirrhosis #Causes
Functional Dyspepsia - Signs, Symptoms and Pathophysiology
Delayed gastric emptying - Postprandial fullness, nausea, vomiting
Hypersensitivity to gastric
, Symptoms and Pathophysiology ... hypersensitivity - Nausea ... hypersensitivity - Nausea ... nonerosive reflux disease ... Functional #Dyspepsia #Pathophysiology