during the follow-up period chronic open-angle glaucoma was diagnosed in 8 ( 8 % ) of the 100 eyes with a normal visual field and normal colour discrimination , 7 ( 14 % ) of the 50 eyes with a subnormal visual field or subnormal colour discrimination , and 17 ( 100 % ) of the 17 eyes with both a subnormal visual field and subnormal colour discrimination , a total of 32 eyes ( 19 % ) .
C0339573
chronic open-angle glaucoma
C0015392
eyes