16 results
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 B12 intake ... , coeliac disease ... #VitaminB12 #deficiency
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 ... #B12 #Deficiency
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Diagnosis Algorithm Low ... (>100 fL) • B12 ... Deficiency • ... Diagnosis #Algorithm #Causes
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Approach - MCV) Low ... kidney disease, ... Megaloblastic: Vitamin ... B12 deficiency, ... differential #diagnosis #causes
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Polyphenol / tannins, ↓ Vitamin ... Drugs, H pylori, Celiac ... Inflammation: IBD, Chronic ... disease (↑ hepcidin
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Pseudohypoparathyroidism, Chronic ... Kidney Disease ... Hyperphosphatemia, Low ... Hypophosphatemia: Vitamin ... D Deficiency
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... related to IBD, celiac ... disease, other ... total body stores Evaluation
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Pregnancy, Lactation, Low ... kidney disease, ... of absorption): Celiac ... disease, Bypass
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
thigh bones -> chronic ... Malnutrition • Wilson's disease ... • Vitamin C deficiency ... Pernicious anemia/B12 ... Phosphatase: • Other causes
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
approximately how ... deficiencies: Iron deficiency ... blood loss), Vitamin ... B12, Folate • ... kidney disease,