occurs in occurs in phenotype affects entity melanin metabolic process Abnormal fundus morphology Ocular albinism Albinism, Ocular Ocular pigmentation is essential for normal vision, and persons with ocular albinism tend to have severely reduced visual acuity often associated with nystagmus, strabismus, and photophobia. HP:0007837 HP:0007745 SNOMEDCT_US:26399002 UMLS:C0078917 An abnormal reduction in the amount of pigmentation (reduced or absent) of the iris and retina. HP:0001107 Iris hypopigmentation ocular albinism eyeball of camera-type eye absent melanin metabolic process in eyeball of camera-type eye