DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Male urethral dilation surgery. Close-up of a surgeon inserting a cystoscope into a male patients urethra, the tube that carries urine from the bladder out of the body. This is surgery to dilate (widen) the urethra. The urethra may become constricted due to infection, scarring or injury. Any blockage will be removed and a stent may be inserted to keep the urethra open.
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