What is a penis fracture, and how is it treated?

A penis fracture is a tear in a membrane in the penis called the tunica albuginea. This membrane surrounds the corpora cavernosa, the two long chambers that fill with blood when a man has an erection. The tunica albuginea helps maintain the erection’s firmness by keeping the blood in these chambers until the man ejaculates or until sexual stimulation ends.

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