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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Primary Biliary Cirrhosis - Pathophysiology
Environmental Risk Factors: Geographic location, Smoking, Microbial triggers, Xenobiotics, Nail polish
Epigentics Risk
Primary Biliary ... Cirrhosis - Pathophysiology ... inflammation and biliary ... #PBC #Primary #Biliary ... #Cirrhosis #Pathophysiology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
hepatitis - Acute biliary ... Hemochromatosis - Primary biliary ... Acute #Causes #Differential
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
liver disease, Hepatic ... Benign/malignant biliary ... obstruction, Primary biliary ... presentation: Hepatic
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Biliary Pain 20% ... Gallstone #Diseases #differential
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
liver sinusoid (hepatic ... the liver The hepatic ... blood The diseased hepatic ... blood into the hepatic ... Interpretation #Differential
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
congenital - Primary biliary ... #Diagnosis #Differential
Causes of Aplastic Anemia

#Aplastic #Anemia #Causes #Pathophysiology #Pathology #Treatment #Management #Differential
Anemia #Causes #Pathophysiology ... Treatment #Management #Differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
include extrahepatic biliary ... Liver #Enzymes #Differential
Nutrition in Cirrhosis: Dos and Don’ts
Screening:
 • Patients at risk for RFH-Nutritional Prioritizing Tool
 • Low
prevent or treat hepatic ... management #hepatology #pathophysiology
How a cholangiogram corresponds to liver segments
 - Numbers indicate drained hepatic segments
 - Right anterior
indicate drained hepatic ... cholangiogram #anatomy #Biliary