9 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
of Vitamin B12 Deficiency ... Intestine: SIBO, Celiac ... Pernicious anemia, Bypass ... #Vitamin #B12 #Deficiency
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Iron Deficiency ... - Structural: Celiac ... Tropical sprue, IBD, Bypass ... Zinc excess or deficiency ... , Copper deficiency
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Diagnostic Tests for Celiac ... negative with IgA deficiency ... patients with IgA deficiency ... patients with IgA deficiency ... Tests #Diagnosis #Workup
Encephalopathy after Gastric Bypass - Differential Diagnosis
Late Dumping Syndrome
Nesidioblastosis
Noninsulinoma pancreatogenous hypoglycemia syndrome
D-Lactic Acidosis
Thiamine Deficiency
B-12 Deficiency
Copper Deficiency
Niacin
after Gastric Bypass ... B-12 Deficiency ... Copper Deficiency ... Hyperammonemic ... Encephalopathy #Gastric #Bypass
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Evaluation of Iron Deficiency ... diagnose iron deficiency ... tests Test for celiac ... management #Iron #Deficiency ... Gastrointestinal #Evaluation #workup
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... of absorption): Celiac ... disease, Bypass ... tony_breu #Iron #Deficiency
Copper Deficiency - Mechanisms
There are 2 main mechanisms of copper deficiency
Decreased intake from:
 - Gastric bypass,
Copper Deficiency ... mechanisms of copper deficiency ... from: - Gastric bypass ... , Celiac which reduce ... UTSWIMchief #Copper #Deficiency
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hematology for workup ... Acute hemolysis, deficiency ... Vasculitides, IBD, Celiac
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... IgA deficiency affects ... have inc risk of celiac ... Ruling out celiac ... gastroenterology #workup