11 results
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Non-infectious: IBD ... overgrowth, Celiac disease ... • Dysmotility: IBS ... Diagnosis #causes #gastroenterology
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
: SIBO, Celiac disease ... , IBD, Lymphoma, ... Pernicious anemia, Bypass ... Gastritis Other: Medications ... Deficiency #Cobalamin #differential
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
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Bowel Syndrome (IBS ... IBS is NOT a diagnosis ... /o red flags - Low ... vs non-IBS! ... • If Diarrhea:
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Diagnosis Algorithm ... Structural: Celiac disease ... Tropical sprue, IBD ... , Bypass surgery ... Pregnancy, Lactation, Low
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
- Diagnosis Algorithm ... microscopic colitis Differential ... Inflammatory (IBD ... #Diagnosis #Algorithm ... #gastroenterology
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Iron Deficiency - Differential ... Diagnosis Algorithm ... cancer, ulcer, IBD ... Pregnancy, Lactation, Low ... , Bypass surgery
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
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
gastric acidity, medications ... papillae of tongue), abd ... pain, diarrhea ... related to IBD, ... celiac disease,
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... hematology for workup ... Vasculitides, IBD ... , Celiac disease