Which conditions should be considered in the differential diagnoses of vitamin D deficiency?

Updated: Dec 15, 2020
  • Author: Vin Tangpricha, MD, PhD; Chief Editor: Romesh Khardori, MD, PhD, FACP  more...
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Conditions to be considered in the differential diagnosis of vitamin D deficiency include the following:

  • Lack of dietary intake

  • Inadequate sunlight exposure

  • Malabsorptive diseases - Celiac sprue, short bowel syndrome, cystic fibrosis

  • Use of antiepileptic medications that accelerate vitamin D metabolism - Phenytoin, phenobarbital

  • End-stage liver disease

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