[Association of color vision alterations and the use of oral contraceptives].

Purpose: To evaluate the association between oral low-dose contraceptives and color vision alterations.

Methods: Were included in the study 30 women, sixteen used oral contraceptive for less than five years (Group I) and 14 used it for more than five years (Group II). The Ishihara, City University Color Vision Test, and the D 15 desaturated tests were used.

[Efficiency of color vision tests in hereditary dyschromatopsia: case report].

The authors describe two cases of hereditary dyschromatopsia and discuss the efficiency of the color vision tests. The patients were disapproved in different federal public examinations because Ishihara's test diagnosed hereditary dyschromatopsia. Ophthalmological evaluation was normal.