13 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Deficiency - Cobalamin ... : SIBO, Celiac disease ... , IBD, Lymphoma, ... Gastritis Other: Medications ... #differential #
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Non-infectious: IBD ... overgrowth, Celiac disease ... , Medications, Diabetes ... Diagnosis #causes #gastroenterology
Approach to Diarrhea - Differential Diagnosis and Workup Algorithm

Acute Diarrhea (MINT):
 • Medications
 • Infections: Inflammatory
- Differential ... Diagnosis and Workup ... Algorithm Acute ... : • Medications ... #gastroenterology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... gastric acidity, medications ... pain, diarrhea ... related to IBD, ... celiac disease,
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Erythropoiesis (B12 ... Thyrotoxicosis Medications ... losses (NG suction, diarrhea
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
Diarrhea Workup ... and Management Algorithm ... Adjust IS medications ... PTLD, GVHD or IBD ... #diagnosis #differential
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
- Diagnosis Algorithm ... microscopic colitis Differential ... Inflammatory (IBD ... #Diagnosis #Algorithm ... #gastroenterology
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Medications 7. ... Systemic disease ... #workup #diagnosis ... #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... / IBD Renal Loses ... Hypomagnesemia #Differential ... #Diagnosis #Low ... Classification #Causes #Workup
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... /o red flags - Low ... • If Diarrhea: ... Rule out celiac disease ... #gastroenterology