49 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Pernicious anemia, Bypass ... BrighamChiefs #Vitamin ... #Cobalamin #differential
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... : • Vitamin A - ... • Thiamine - Nausea ... Deficiencies #Gastric #Bypass ... #table #differential
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... D deficiency, CKD ... D deficiency ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... D Deficiency • ... D: Vit D Deficiency ... Hypophosphatemia #Differential ... nephrology #phosphorus #workup
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Algorithm - Iron deficiency ... kidney disease - Vitamin ... and/or folate deficiency ... hematology #diagnosis #differential ... #workup
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
the most likely cause ... recovery also causes ... of the initial work-up ... B12 deficiency ... occur with B12 deficiency
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... binders, Niacin, Vitamin ... D deficiency) ... hyperparathyroidism, Vitamin
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
EKG Findings Causes ... Milk-alkali syndrome • Vitamin ... Electrocardiogram #Differential ... #Causes #Diagnosis ... #Cardiology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Liver Disease • Vitamin ... Bleeding #Bruising #Differential ... Diagnosis #Algorithm #Causes
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... - Differential ... deficiencies (Vitamin ... Clotting factor deficiency ... #Differential #