[A case of syphilitic keratitis and retinopathy]

This case study focuses on keratopathy and chorioretinopathy resulting congenital syphilis. The patient is a 51-year-old man who had diabetes mellitus for eleven years. Furthermore he had interstitial keratitis due to syphilis. Both fundi showed chorioretinal atrophy. The fundus findings were similar to those of retinitis pigmentosa. We examined the visual field, ERG and dark adaptation. The serological test for syphilis was positive. A diagnosis of congenital syphilis with keratopathy and chorioretinopathy was made.