10 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Insufficiency Intestine ... Celiac disease, IBD ... #Cobalamin #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary intestinal ... Chronic diarrhea / IBD ... Pancreatitis - Hungry bones ... Hypomagnesemia #Differential ... Classification #Causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Diagnosis Algorithm ... Inflammatory: • IBD ... malignancy • Iron deficiency
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD ... UC Anemia and IBD ... IDA and active IBD ... fatigue w/ active IBD ... /other causes
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Diagnosis Algorithm ... Chemotherapy • Bone ... Celiac, IBD) • ... endocrinology #causes
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... - Differential ... Diagnosis Algorithm ... cancer, ulcer, IBD ... #Fe #algorithm
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Causes of Fat Malabsorption ... - Differential ... choledocho/ithiasis Intestinal ... Pancreatic lipase deficiency ... Celiac disease • IBD
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Disease - Diagnosis Algorithm ... disease • Iron-deficiency ... without discernable cause ... microscopic colitis Differential ... Inflammatory (IBD
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... • Bursitis • IBD ... Vit B12, B6, Cu deficiency ... #Leg #pain #differential
Occult and Lower Gastronintestinal Bleed - Differential Diagnosis Algorithm

Occult (Stool + Occult blood and/or iron deficiency
Diagnosis Algorithm ... blood and/or iron deficiency ... , asymptomatic IBD ... #Diagnosis #Algorithm ... #Causes