PRA - Cone Rod Dystrophy (Type 1)

Overview

Cone-rod dystrophy type 1 is an autosomal recessive inherited condition which causes degeneration of the cone and rode cells in the retina.

Early onset retinal degeneration results from mutations in PDE6B and IQCB1 respectively.

Characteristics and Symptoms

Visual impairment can be observed at less than one year of age with severe blindness by early adulthood. There is no treatment for this condition.

Prevention

DNA testing can be used to identify clear, carrier and affected dogs.

Possible Test Results :

• Clear
• Carrier
• Affected
• Hereditary Clear
• Hereditary Carrier
• Hereditary Affected