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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Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... hepatitis - Acute biliary ... #LiverInjury #Severe ... #Acute #Causes ... #Differential #Hepatology
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 ... #diagnosis #causes
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... dose, duration), Several ... for alternative causes ... Benign/malignant biliary ... obstruction, Primary biliary
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
congenital - Primary biliary ... #Diagnosis #Differential ... Hepatology #Cirrhosis #Causes
Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
and Management Algorithm ... Younger age, Other functional ... severity: - Less severe ... Menses - More severe ... Diagnosis #Management #Algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... include extrahepatic biliary ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential
FAPD - Functional Abdominal Pain - Diagnosis Algorithm
Functional abdominal pain not otherwise
Abdominal migraine
Functional Constipation
IBS
Functional Dyspepsia

#FAPD #Functional
FAPD - Functional ... Pain - Diagnosis Algorithm ... Functional abdominal ... AbdominalPain #Diagnosis #Algorithm ... gastroenterology #differential
Secondary Causes of Esophageal Eosinophilia (EoE) - Differential Diagnosis
 • Gastroesophageal reflux disease
 • Eosinophilic gastrointestinal
Secondary Causes ... Eosinophilia (EoE) - Differential ... Netherton's syndrome • Severe ... #Eosinophilic #Differential ... Diagnosis #Secondary #Causes
Rome IV Criteria for diagnosing Functional Abdominal Pain Disorders (FAPD)
Irritable bowel syndrome
The criteria must be fulfilled
for diagnosing Functional ... resolves have functional ... medical condition Functional ... should be the most severe ... following: anorexia, nausea