5 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... tests Test for celiac ... disease with serology ... Non-invasive testing ... #workup #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
negative with IgA deficiency ... patients with IgA deficiency ... patients with IgA deficiency ... #Disease #Testing ... Tests #Diagnosis #Workup
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... for celiac and/ ... for celiac disease ... Chronic #Diarrhea #Workup ... #evaluation
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... serologic marker for evaluating ... IgA deficiency affects ... pts need further testing ... gastroenterology #workup
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
B12 (Cobalamin) Deficiency ... related to IBD, celiac ... disease, other ... total body stores Evaluation ... , can consider IM