TY - JOUR T1 - Visual evoked potentials in Negro carriers of the gene for tyrosinase positive oculocutaneous albinism. JF - Journal of Medical Genetics JO - J Med Genet SP - 835 LP - 837 DO - 10.1136/jmg.25.12.835 VL - 25 IS - 12 AU - D Castle AU - J Kromberg AU - R Kowalsky AU - R Moosa AU - N Gillman AU - E Zwane AU - V Fritz Y1 - 1988/12/01 UR - http://jmg.bmj.com/content/25/12/835.abstract N2 - Visual evoked potential testing was performed on 15 Negro carriers of the gene for tyrosinase positive oculocutaneous albinism in order to detect whether they have the same visual pathway decussation anomalies as do homozygotes. No subject showed 01-02 asymmetry on monocular testing, indicating that decussation follows the normal pattern. It is concluded that visual evoked potential testing is probably not useful in the detection of Negroes heterozygous for the gene for tyrosinase positive oculocutaneous albinism. ER -