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
Irritable Bowel ... Syndrome (IBS) - ... Diagnosis and Management ... Algorithm Risk ... Younger age, Other functional
Difficult Selective Biliary Cannulation (SBC)
Factors associated with difficult SBC:
 - SMALL PAPILLA: can be difficult to
Biliary Cannulation ... further cannulation is ... site - OTHERS: biliary ... #Selective #Biliary ... gastroenterology #management
Functional Dyspepsia - Pathophysiology, Diagnosis and Management
Risk factors: Non-steroidal anti-inflammatory drugs, Psychological comorbidity, Helicobacter pylori infection,
Functional Dyspepsia ... Diagnosis and Management ... a structurally normal ... Early satiety #Functional ... #algorithm #gastroenterology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... of pathway and is ... include extrahepatic biliary ... #Algorithm #Hepatology
Gastric Intestinal Metaplasia (GIM)
 • GIM is a precancerous, histopathologic change characterized by replacement of normal
(GIM) • GIM is ... replacement of normal ... Clinical decision algorithm ... for GIM management ... GIM #diagnosis #management
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... Step 2: If TS is ... normal, further ... hemochromatosis #algorithm ... #diagnosis #management
Rome IV Criteria for diagnosing Functional Abdominal Pain Disorders (FAPD)
Irritable bowel syndrome
The criteria must be fulfilled
Disorders (FAPD) Irritable ... constipation, not irritable ... months; the pain is ... interferes with normal ... Insufficient criteria for irritable