23 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... : SIBO, Celiac disease ... , IBD, Lymphoma, ... #differential #
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... without anaemia): GI ... (IBD, cancer) ... #Iron #Deficiency ... #differential #
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm ... (>100 fL) • B12 ... #Causes #Hematology
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Management Algorithm ... Causes of Upper ... Ulcer Disease ... UGIB #GIBleed #Differential ... gastrointestinal #gastroenterology
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
• Iron-deficiency ... without discernable cause ... microscopic colitis Differential ... Inflammatory (IBD ... #gastroenterology
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... - Differential ... Diagnosis Algorithm ... • Blood loss: GI ... cancer, ulcer, IBD
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Algorithm • 40- ... Receptor (sTfR) to differentiate ... restricted diet/deficiency ... fatigue despite disease ... /other causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... Diagnosis Algorithm ... • Dietary Deficiency ... #Causes #Hematology
Iron Deficiency Anemia - Differential Diagnosis Algorithm

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

 • Blood loss:
Anemia - Differential ... Diagnosis Algorithm ... • Blood loss: GI ... Structural: Celiac disease ... Tropical sprue, IBD
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Diagnosis Algorithm ... • GI (e.g. ... Celiac, IBD) • ... endocrinology #causes