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 a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
Causes of a low ... resection, Pancreatic ... fecal #elastase #low ... #differential # ... diagnosis #causes #gastroenterology
Classification of Pancreatic Fluid Collections
Interstitial Edematous Pancreatitis: 
 < 4 weeks - Acute (peri)panreatic fluid collection
Classification of Pancreatic ... - Acute (peri)panreatic ... ≥ 4 weeks - Pancreatic ... Intra and/or extra pancreatic ... Classification #Types #gastroenterology
Pancreatic Cyst Diagnosis on Endoscopic Ultrasound EUS
Features of low cancer risk: No symptoms caused by the
Pancreatic Cyst ... EUS Features of low ... , Widened main pancreatic ... duct #Pancreatic ... Diagnosis #EUS #risk #gastroenterology
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 ... #diagnosis #gastroenterology
Pancreatic cystic lesions (PCLs)
 - classified into simple retention cysts, pseudocysts and cystic neoplasms 
 -
Pancreatic cystic ... @KM_Pawlak #Pancreatic ... lesions #PCLs #gastroenterology ... diagnosis #management #differential
General algorithm for the management of inflammatory pancreatic fluid collections. 

ANC, acute necrotic collection; APFC, acute
of inflammatory pancreatic ... walled-off-necrosis #pancreatic ... algorithm #management #gastroenterology
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
Microscopic Colitis - Management Algorithm
Induction: Budesonide 9 mg daily, 6 to 8 weeks
Maintenance: Budesonide low-dose (3-6
Maintenance: Budesonide low-dose ... Algorithm #treatment #gastroenterology
Endoscopic Bleeding Risk - Summary points from ASGE guideline 

Low Risk Procedures 
 - Diagnostic endoscopy
guideline Low ... PEG placement (low ... Bleeding #Risks #Gastroenterology
Acute Esophageal Necrosis
History: Hematemesis and/or melena (70%), Dysphagia, Epigastric/chest pain, Sepsis
Diagnosis EGD and Biopsy
Differential: Melanosis, Melanoma,
EGD and Biopsy Differential ... diagnosis #management #gastroenterology