Vitamin D Toxicity


Vitamin D Toxicity, Hypervitamin D

  • Pathophysiology
  1. Excessive Vitamin D manifests as Hypercalcemia
    1. Risk of Nephrolithiasis, soft tissue calcification, Renal Injury, cardiovascular injury
  • Symptoms
  • Labs
  1. Vitamin D >80-100 ng/ml
  • Risk Factors
  1. Primary Hyperparathyroidism
  2. Sarcoidosis or other Granulomatous conditions
  3. Cancers associated with Hypercalcemia