History.—The patient, a man, aged 37; white; occupation railroad conductor; entered the service of Dr. Gordon K. Dickinson at Christ Hospital, Jersey City, for operation, with a diagnosis of vesical calculus.
Family history was negative. The patient had the usual diseases of childhood; twenty-five years ago an attack of typhoid fever; five years later a gonorrhea and a slight stricture of the urethra. He uses tobacco and alcoholics in moderation. Two and one-half years ago he began to complain of a burning sensation, and often severe pain on micturition, with interference to the free passage of urine, and at times a sudden stoppage during the act of passing it.
He states that he has never passed blood in his urine. Lately he noticed that he was losing weight and appetite. He states he has had no chills or fever since the attack of typhoid fever 25 years ago. He