27 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Deficiency - Cobalamin ... : SIBO, Celiac disease ... Stomach: Pernicious anemia ... #Deficiency #Cobalamin ... #differential #diagnosis
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... gestation • Vitamin B12 ... #differential #diagnosis ... #signs #symptoms ... #nutrition
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Diagnostic Algorithm ... - Iron deficiency ... chronic kidney disease ... - Vitamin B12 ... #differential #workup
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
of Low Vitamin B12 ... Levels Low vitamin B12 ... , coeliac disease ... #low #cobalamin ... #differential #diagnosis
Risk Factors and Signs of Copper Deficiency
Risk Factors:
 • Gastrointestinal: Previous upper bowel resection/bariatric surgery, Inflammatory
Risk Factors and Signs ... of Copper Deficiency ... Haematological: Anaemia ... drkeithsiau #Copper #Deficiency ... #diagnosis #signs
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... intrinsic factor, IF) Clinical ... to IBD, celiac disease ... #Cobalamin #Deficiency ... #nutrition
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
812, Folate ... Deficiency • ... Hypothyroid • Liver Disease ... #differential #diagnosis ... algorithm #hematology #workup
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... : • GATA2 deficiency ... • Fanconi’s anemia ... Antibody-mediated hemolysis Nutritional ... consumption • Vitamin B12
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
with anemia, diagnose ... iron deficiency ... Test for celiac disease ... #Evaluation #workup ... #diagnosis #gastroenterology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
• Metabolic / Nutritional ... : DiabetesB12 deficiency ... , Uremia/ESRD, Hypothyroidism ... #differential #diagnosis ... #causes #neurology