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Vitamin A test


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Vitamin A test

Alternative Names:

Retinol test
Normal Values:

Normal values range from 50 to 200 mcg/dl. Normal value ranges may vary slightly among different laboratories.

Note: mcg/dl = microgram per deciliter
What abnormal results mean:

Abnormal values reflect a deficiency of vitamin A that may be associated with:

  • Developmental aberrations of bones or teeth in young children
  • Dry or inflamed eyes
  • Hair loss
  • Loss of appetite
  • Malabsorption syndrome (for example, celiac disease, sprue)
  • Night blindness
  • recurring infections
  • Skin rashes
  • Steatorrhea (fat malabsorption -- inadequate absorption of fats from the intestinal tract)
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