Monarch Disease Ontology identifier MONDO_0018135 (oculocutaneous albinism type 1) can be described as follows. Type 1 oculocutaneous albinism (OCA1) describes a group of tyrosine related OCAs that includes OCA1A, OCA1B, type 1 minimal pigment oculocutaneous albinism (OCA1-MP) and type 1 temperature sensitive oculocutaneous albinism (OCA1-TS). Also known as: OCA1.