Prevalence
Survey of Subclinical Vitamin A Deficiency by Conjunctival Impression Cytology
Somsanguan Ausayakhun M.D.*
Nobutaka Yamada M.D.**
* Depariment of Ophthalmology, Faculty of Medicine
Chiang Mal University, Chiang Mal, Thailand
** Division of Pathology, The First Hospital of Nippon Medical School, 3-5-5
lidabashi, Chiyoda - Ku, Tokyo 102, Japan.
ABSTRACT : The prevalence survey of vitamin A
deficiency in children in a rural district of
northern Thailand was done by the conjunctival impression
cytology (CIC) method. The abnormal
CIC was found in 53.5% of the children and more prevalence in
the children below 6 years old.
Thai
J Ophthalmol 1994 ; January-June 8 (1): 1 -8
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