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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Pancreatic Cyst Diagnosis on Endoscopic Ultrasound EUS
Features of low cancer risk: No symptoms caused by the
Pancreatic Cyst ... EUS Features of low ... widening of the main pancreatic ... , Widened main pancreatic ... duct #Pancreatic
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... overgrowth, chronic pancreatic ... VitaminB12 #deficiency #low ... #cobalamin #differential
Overview of Pancreatic Cysts
True Epithelial Cyst
Serous Cystadenoma (SCA)
Mucinous Cystic Neoplasm (MCN)
Intraductal Papillary Mucinous Neoplasm (IPMN)
Cystic Neuroendocrine
Overview of Pancreatic ... Pseudocysts #Pancreatic ... comparison #table #differential
Pancreatic cystic lesions (PCLs)
 - classified into simple retention cysts, pseudocysts and cystic neoplasms 
 -
Pancreatic cystic ... @KM_Pawlak #Pancreatic ... diagnosis #management #differential
Endoscopic Bleeding Risk - Summary points from ASGE guideline 

Low Risk Procedures 
 - Diagnostic endoscopy
Endoscopic Bleeding ... guideline Low ... PEG placement (low ... Endoscopy #Endoscopic #Bleeding
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
of Small Bowel Bleeding ... - Differential ... #SmallBowel #Bleeding ... #Differential #
Spontaneous Bacterial Peritonitis (SBP) - Diagnosis and Management
Ascites PMN > 250/mm3
? Nosocomial or hospital acquired. Recent
acceptable Upper Gl bleeding ... considered if: Low
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
Causes of a low ... pancreatitis, Pancreatic ... resection, Pancreatic ... fecal #elastase #low ... #differential #
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
oncotic pressure Low ... Interpretation #Differential
Antibiotic Prophylaxis for Endoscopy (ASGE 2015) 

Give Antibiotics: 
 - PEG tube placement (or PEG-J)
Cirrhosis & GI bleeding ... - EUS-FNA of pancreatic