
Search Specialties, Conditions, and Treatments
Condition
Cystinuria is a relatively rare disease in which people inherit an inability to process an amino acid called cystine. Excess cystine winds up in the urine, where it can lead to the formation of stones in the bladder, kidneys, and ureters. Cystine stones …
Condition
What are posterior urethral valves? Posterior urethral valves are obstructing flaps of tissue in the male urethra (the tube that carries urine from the bladder to the tip of the penis) that prevent normal urine flow from the bladder. They are the most …
Specialty
The penis is part of the male external genitalia located in the pelvis just above the scrotum. The penis is comprised of smooth muscle and blood vessels and is used for both sexual intercourse and urination. Cancer of the penis is rare with an annual …