Viper Venom in a Case of Recurrent Hæmorrhage in the Vitreous

History.?The patient gave a history of having exposed himself to infection in May 1935. A copper coloured rash appeared in September 1935. He had neosalvarsan 0.15, 0.35, 0.75 gramme injections, at one-week intervals. Dermatitis and urticaria appeared after the second injection; still the course was continued with the result that he developed general oedema. Dermatitis was increased to weeping eczema, and the skin began to darken. He gave up this treatment, and started taking Ayurvedic medicines, when all these troublesome symptoms subsided. He took calcium iactate. in December 1935 and believed that he was completely cured by April 1936. In June 1936 he got an attack of iritis in one eye; loss of vision in the other eye together with ataxia and constant urge to urinate also was noticed at this time. Urine when