Which physical findings are characteristic of acute vitamin A toxicity?

Updated: Jun 01, 2020
  • Author: Mark Rosenbloom, MD, MBA; Chief Editor: Michael A Miller, MD  more...
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Acute vitamin A toxicity can result in the following:

  • Headache

  • Photophobia

  • Abdominal pain

  • Drowsiness

  • Irritability

  • Desquamation

Manifestations of acute toxicity also include muscle and bone tenderness, especially over the long bones of the upper and lower extremities, as well as neurologic manifestations with signs of increased intracranial pressure (eg, children may have bulging fontanelles).

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