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 Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... insufficiency, Crohn 's disease ... , coeliac disease ... #cobalamin #differential
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
Causes of a low ... including cystic disease ... Chronic kidney disease ... fecal #elastase #low ... #differential #
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
the blood The diseased ... oncotic pressure Low ... Interpretation #Differential
Common Etiologies of Cirrhosis

Inflammation

 - Hepatitis B (15 percent)

 - Hepatitis C (47 percent)

 - Schistosomiasis
Nonalcoholic fatty liver disease ... - Wilson disease ... Venoocclusive disease ... #Diagnosis #Differential
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Gallstone Diseases ... #Gallstone #Diseases ... #differential #
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
hepatitis - Wilson disease ... Acute #Causes #Differential
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
sprue, Whipple's disease ... ulcers, Crohn's disease ... Anemia #Causes #differential
Non-alcoholic fatty liver disease algorithm.
 
For those patients with NAFLD or liver disease of unknown aetiology,
Non-alcoholic fatty liver disease ... NAFLD or liver disease ... , signifying a low ... non-alcoholic fatty liver disease ... NonAlcoholic #FattyLiver #Disease
Nutrition in Cirrhosis: Dos and Don’ts
Screening:
 • Patients at risk for RFH-Nutritional Prioritizing Tool
 • Low
Prioritizing Tool • Low ... Advanced liver disease ... chronic liver diseases ... chronic liver disease ... • Prescribe low
Crohn's Disease - Surgical Options
 - Stricturoplasty
 - Resection
 - Colectomy
 - Proctocolectomy

#Crohns #Disease #Surgical #intervention
Crohn's Disease ... Proctocolectomy #Crohns #Disease