Because of the apparent rarity of the condition, the following cases are of interest:
Case 1.
—W. M. R., aged 36, unmarried, complained March 20, 1913, of "impotence." His family history was unimportant. He had had typhoid thirteen years before. The patient gave no history of syphilis, but he had had a number of attacks of gonorrhea, one of which was complicated by epididymitis of the left testicle. Seven years before he had been massaged for some weeks for prostatitis; since then he had had no urethral disturbance except dribbling after micturition and gluing of the lips of the meatus. His habits, sexual and otherwise, were good.A few hours before consulting me he had attempted intercourse and failed utterly to induce an erection. He stated that he was in excellent health, but for some months past had been easily exhausted and had felt tired from his waist down. He