The bladder is a hollow, balloon-shaped muscle in the middle of your pelvis. It expands and contracts as it fills with and empties your urine. As part of your urinary system, your bladder holds the ...
Bladder neck obstruction is a blockage in the bladder neck, which is the narrow part of the bladder that connects to the urethra and allows urine to leave the body. Bladder neck obstruction, or ...