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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Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
(IBS) - Pathophysiology ... , Diagnosis and ... Pregabalin #IBS ... #Pathophysiology ... #Diagnosis #Management
Carcinoid Syndrome - Pathophysiology, Signs and Symptoms
Symptoms: Flushing, diarrhea, palpitations, bronchospasm
Complications: Carcinoid heart, mesenteric fibrosis, pellagra,
Carcinoid Syndrome ... - Pathophysiology ... #Carcinoid #Syndrome ... #Pathophysiology ... Signs #Symptoms #Diagnosis
Cirrhosis - Pathophysiology
 - Ascites Formation
 - Dilutional Hyponatremia
 - Hepatorenal Syndrome
 - Spontaneous Infections

#Cirrhosis #Pathophysiology
Cirrhosis - Pathophysiology ... - Hepatorenal Syndrome ... #Cirrhosis #Pathophysiology
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
- Differential Diagnosis ... Plummer-Vinson syndrome ... Ehlers-Danlos syndrome ... , Inherited syndromes ... #Differential #Diagnosis
Hepatopulmonary Syndrome (HPS) Diagnosis Algorithm
Bubble echo is the first piece of the puzzle. The nail on
Hepatopulmonary Syndrome ... (HPS) Diagnosis ... nail on the dx is ... Hepatopulmonary #Syndrome ... #HPS #Diagnosis
Functional Dyspepsia - Pathophysiology, Diagnosis and Management
Risk factors: Non-steroidal anti-inflammatory drugs, Psychological comorbidity, Helicobacter pylori infection,
Functional Dyspepsia - Pathophysiology ... , Diagnosis and ... months before diagnosis ... Functional #Dyspepsia #Pathophysiology ... #Diagnosis #Management
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Mirizzi's Syndrome ... Fistula/Bouveret's Syndrome ... #differential #diagnosis
Functional Dyspepsia - Signs, Symptoms and Pathophysiology
Delayed gastric emptying - Postprandial fullness, nausea, vomiting
Hypersensitivity to gastric
, Symptoms and Pathophysiology ... Functional #Dyspepsia #Pathophysiology ... gastroenterology #symptoms #diagnosis
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
disease (Budd-Chiari syndrome ... 14 percent) #Diagnosis
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
rubber bleb nevus syndrome ... #differential #diagnosis