14 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 ... Stomach: Pernicious anemia
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Drugs, H pylori, Celiac ... Inflammation: IBD ... #Deficiency #Causes ... #nutrition
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Loss (without anaemia ... Bleeding, Edema, Celiac ... Inflammatory Disease (IBD ... #nutrition
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
disease • Iron-deficiency ... anemia unresponsive ... without discernable cause ... Inflammatory (IBD ... Diagnosis #Algorithm #gastroenterology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... pain, diarrhea ... related to IBD, ... celiac disease,
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... Trace Minerals: • Iron ... - Anemia • Zinc ... immune function, diarrhea ... #nutrition #table
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low vitamin ... Autoimmune - Pernicious anaemia ... Crohn 's disease, coeliac ... #low #cobalamin
5 D's Mnemonic for Causes of Iron Deficiency Anemia (IDA)
Diet - lacking iron, vitamin C, too
of Iron Deficiency ... vitamin C, too ... Decreased Absorption - Diarrhea ... , Celiac, autoimmune ... #Deficiency #Anemia
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Inflammatory: • IBD ... disorders • Celiac ... malignancy • Iron ... deficiency anemia
Causes of Copper Deficiency - Differential Diagnosis
Hereditary: 
 - Menkes disease, familial hypoceruloplasminemia
Decreased / Inadequate Intake:
Causes of Copper ... Deficiency - Differential ... Crohn's disease, Celiac ... gastrectomy, prolonged diarrhea ... supplementation) or iron