2923 results
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... Vit B12 - aka cobalamin ... • Common Causes ... malabsorption (d/t reduced gastric ... surgeries (bariatric, gastric
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency - Cobalamin ... B12 #Deficiency #Cobalamin ... differential #diagnosis #causes
Prevalence of Common Nutritional Deficiencies and Supplement Recommendations in Bariatric Patients 
Calcium, Vitamin B1 (thiamine), Vitamin
, Vitamin B12 (cobalamin ... #Bariatric #Gastric
Gastric Acid Secretion - Pathophysiology
Chief cell - Pepsinogen
Parietal cell - Acid, Intrinsic factor
G cell - Gastrin
Inhibitors:
Gastric Acid Secretion ... factor G cell - Gastrin ... Gastric - Distension ... secretory cells and gastrin ... hormone release #Gastric
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... syndrome Food-bound cobalamin ... deficiency #low #cobalamin
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class II: Cases ... and atleast4 case ... #Pancreatitis #Causes
Upper Gastronintestinal Bleed - Differential Diagnosis Algorithm
Acute Hematemesis/Melena
 - Blood in vomitus?/black, tarry stools
 - If
Disease (55%): - Gastric ... Hypertension (15%): • Gastro-esophageal ... Diagnosis #Algorithm #Causes
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Cardiovascular Causes ... Tamponade Pulmonary Causes ... Pneumothorax Other Causes ... - Rupture • Gastric ... Differential #Diagnosis #Causes
Causes of Nausea and Vomiting - Differential Diagnosis Framework

Chemoreceptor Trigger Zone/Area Postrema:
 • Drugs:
	- Chemo agents
	-
Causes of Nausea ... Gastroparesis • Gastric ... Malignancy #nausea ... differential #diagnosis #causes
Causes of Peptic Ulcer Disease
 • H. Pylori
 • NSAIDs
 • Gastric adenocarcinoma
 • Gastric lymphoma
Causes of Peptic ... Pylori • NSAIDs • Gastric ... adenocarcinoma • Gastric ... after previous gastric ... Ulcer #Disease #Causes