Retinitis Pigmentosa

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Diagnosis

A number of tests are used to diagnosis retinitis pigmentosa. Since most RP patients have no known family history of RP, a family history is often of no help in making the diagnosis. A medical history is taken to rule out systemic conditions that may affect the eyes.


An electroretinogram (ERG) measures the response of the retina to a light stimulus and can be helpful in confirming the diagnosis of RP. A corneal electrode is gently placed behind the lower eyelid, lightly touchi...Read the full article