17 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Intestine: SIBO, Celiac ... disease, IBD, Lymphoma ... #Cobalamin #differential
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Diarrhea - Differential ... Cystic Fibrosis • Celiac ... Disease • Primary ... #Differential #
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
diseaseIron-deficiency ... without discernable cause ... microscopic colitis Differential ... Inflammatory (IBD ... #Algorithm #gastroenterology
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... cancer, ulcer, IBD ... of absorption): Celiac ... #Deficiency #Differential ... #Fe #algorithm
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Bacterial overgrowth, Celiac ... disease, Pancreatic ... #Diagnosis #causes ... #gastroenterology
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Bleeding, Edema, Celiac ... Disease (IBD, cancer ... ) #Iron #Deficiency ... #differential #
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Inflammation: IBD ... , Chronic disease ... #Deficiency #Causes ... #differential #
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... GI: • Small bowel ... Excretion - Renal FE ... Disease • Steatorrhea ... endocrinology #causes
Causes of Copper Deficiency - Differential Diagnosis
Hereditary: 
 - Menkes disease, familial hypoceruloplasminemia
Decreased / Inadequate Intake:
Causes of Copper ... Deficiency - Differential ... include inflammatory bowel ... , Celiac sprue, ... supplementation) or iron
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Inflammatory: • IBD ... disorders • Celiac ... disease Tissue ... malignancy • Iron ... deficiency anemia