retinitis pigmentosa 56

A retinitis pigmentosa that has_material_basis_in mutation in the IMPG2 gene on chromosome 3q12.3.

Signs and symptoms

• Visual field defect
• Reduced visual acuity
• Spicular pigmentation of the retina
• Optic disc pallor
• Attenuation of retinal blood vessels
• Retinal pigment epithelial atrophy
• Nyctalopia
• Pigmentary retinopathy
• Rod-cone dystrophy
• Posterior subcapsular cataract

Also known as: RP56