Age at onset curves of retinitis pigmentosa.

Objective: To calculate age at onset curves of retinitis pigmentosa (RP) to resolve the difficulty in calculating the recurrence risk in a family. Retinitis pigmentosa is a common hereditary retinal disease that leads to blindness. It is a slow-onset disease, and family members of patients sometimes develop RP later.

Macular degeneration in a Japanese patient with aceruloplasminemia.

Purpose: To characterize the clinical features of a Japanese patient with macular degeneration in aceruloplasminemia.

Methods: The clinical features were evaluated by visual acuity measurements, fluorescein angiography, electroretinography, and kinetic visual field testing.

Results: We observed a Japanese patient with macular degeneration in aceruloplasminemia.