Conjunctival impression cytology for assessment of vitamin A status.

@article{Reddy1989ConjunctivalIC,
  title={Conjunctival impression cytology for assessment of vitamin A status.},
  author={Vinodini Reddy and Venkataramana Rao and Arunjyothi and Madhavi Reddy},
  journal={The American journal of clinical nutrition},
  year={1989},
  volume={50 4},
  pages={
          814-7
        }
}
Ocular signs and serum vitamin A concentrations are commonly used for the diagnosis of vitamin A deficiency. Recently, impression cytology was suggested as a method for early detection of this condition. A clinical trial was conducted to compare the results of impression cytology with the other two indicators of vitamin A status. A total of 246 children aged 1-10 y were investigated. About 25% of the children with normal eyes showed abnormal cytology. Their mean vitamin A concentrations were… CONTINUE READING

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