Sporadic dysplastic nevus syndrome in a tyrosinase-positive oculocutaneous albino

Dermatoscopy of pigmented melanocytic nevi in patients with oculocutaneous albinism

“…Moreover, the dysplastic nevus syndrome was also previously reported among albinos. 13 Our patients presented acquired melanocytic nevi, a fact that reinforces the tendency to develop pigmented lesions in some albinos.…”

Malignant Melanoma in a Patient with Oculocutaneous Albinism

“…Tyrosinase activity was evaluated in 13 cases of dysplastic nevi and/or melanoma; 11 were positive. 7,8,11,14,15,18,20,21,[29][30][31] Tyrosinase activity was rarely assessed in African patients; these cases were most probably Type 2 as this is the most common form in Africa.…”

Disorders of pigmentation

“…278 Inheritance is autosomal recessive in type. 282 Lentigines and nevi do not form in type 1A, the tyrosinase-negative phenotype. Ocular disorders include photophobia, nystagmus, strabismus, and reduced visual acuity.…”