How is priapism defined?

Updated: Dec 26, 2019
  • Author: Osama Al-Omar, MD, MBA, FACS, FEBU; Chief Editor: Edward David Kim, MD, FACS  more...
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Priapism (see the image below) is an involuntary, prolonged erection unrelated to sexual stimulation and unrelieved by ejaculation. This condition is a true urologic emergency, and early intervention allows the best chance for functional recovery. [1, 2]

Priapism. Corporeal relaxation causes external pre Priapism. Corporeal relaxation causes external pressure on the emissary veins exiting the tunica albuginea, trapping blood in the penis and causing erection.

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