There are several types of inherited retinal degenerations, including

• Rod-Cone,
• Cone and Cone-Rod Dystrophies,
• Stationary Night-Blinding Disorders,
• Pigment Epithelial Disorders, and
• Best’s Disease.

Other disorders include

• Chorioretinal Dystrophies and
• X-Linked Juvenile Retinoschisis.

Eelectroretinogram (ERG) and electro-oculogram (EOG) can provide valuable information in these disorders.