22 results
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
After Gastric Bypass ... • Thiamine - Nausea ... amnesia, apathy, normal ... Deficiencies #Gastric #Bypass ... #table #differential
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
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 Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... - Differential ... Hypophosphatemia: Vitamin ... D Deficiency ... #Differential #
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... High PTH • Vitamin ... D Deficiency (e.g ... • Hereditary Vitamin ... #Differential #
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Elevated PTH (High or normal ... Cholecalciferol - Excess Vitamin ... #Differential # ... Diagnosis #Algorithm #causes
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Destruction • Abnormal ... Liver Disease • Vitamin ... Diagnosis #Algorithm #Causes
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Alkalosis • Hypokalemia ... Hyperparathyroidism • Vitamin ... D Deficiency/Resistance ... endocrinology #causes
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
Causes of Hypocalcemia ... dietary intake - Vitamin ... D deficiency ... Malabsorption syndrome - Vitamin ... #Causes #Differential
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... prolonged after Vitamin ... discern these causes ... DIC • Severe vitamin ... Bruising #Hemostasis #Differential