Fast Five Quiz: Vitamin D

Romesh Khardori, MD, PhD


July 21, 2020

The effects of acute vitamin D toxicity are characteristic of hypercalcemia. Symptoms may include:

  • Apathy

  • Confusion

  • Recurrent vomiting

  • Abdominal pain

  • Polyuria

  • Polydipsia

  • Dehydration

Chronic vitamin D toxicity symptoms may also include constipation and backache. Other findings may also include calcinosis, followed by hypertension and cardiac arrhythmias (due to a shortened refractory period).

Read more about vitamin D toxicity.

This Fast Five Quiz was excerpted and adapted from the Medscape Drugs & Diseases articles Vitamin D Deficiency and Related Disorders and Vitamin Toxicity.

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