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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Prague Criteria - For Endoscopically Suspected Esophageal Columnar Metaplasia/Barrett's Esophagus
1) Ensure Hiatus Hernia Is Recognised By
Prague Criteria ... : - tops of gastric ... Junction #Prague #Criteria ... Barretts #Esophagus #diagnosis ... #endoscopy #EGD
Upper GI Bleed - Stigmata of recent hemorrhage - Prevalence and Risk of Rebleeding.
The stigmata of
should receive endoscopic ... #Diagnosis #Gastroenterology ... UpperGI #Rebleeding #Gastric ... Stigmata #EGD #Endoscopy
The Gastroenterology Consult Primer
Guide to Calling a GI Consult
HPI:
 - Start with reason for consult
consult - I-liner ... Focus on prior GI/Liver ... History - Prior endoscopy ... last meal - Treatment ... GregoryTBrennan #Liver
Gastric Intestinal Metaplasia (GIM)
 • GIM is a precancerous, histopathologic change characterized by replacement of normal
Gastric Intestinal ... replacement of normal gastric ... response to chronic gastric ... GIM management Endoscopic ... Metaplasia #GIM #diagnosis
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Bidirectional endoscopy ... perform routine gastric ... bidirectional endoscopy ... Evaluation #workup #diagnosis
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... metabolic syndrome criteria ... sought to support a diagnosis ... Areas of diagnostic ... #Differential #Diagnosis
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
Biliary Cirrhosis - Diagnosis ... after pregnancy Diagnose ... PBC if 2/3 criteria ... Liver biopsy findings ... Biliary #Cirrhosis #Diagnosis
Barrett's Esophagus (BE) Documentation 
1. 1st description as - ESEM (endoscopically suspected esophageal metaplasia), NOT as
(histological diagnosis ... w/ Prague C&M criteria ... air gently till gastric ... Documentation #EGD #diagnosis
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Drug Induced Liver ... DILI) - Stepwise Diagnosis ... non-essential drug/HDS treatments ... Alcohol-related liver ... #Injury #Diagnosis
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
regarding the diagnosis ... and treatment of ... symptoms, elevated liver ... A liver biopsy can ... hemochromatosis #algorithm #diagnosis