Priapism Penis Disorder

  • Medical Author:
    Jerry R. Balentine, DO, FACEP

    Dr. Balentine received his undergraduate degree from McDaniel College in Westminster, Maryland. He attended medical school at the Philadelphia College of Osteopathic Medicine graduating in1983. He completed his internship at St. Joseph's Hospital in Philadelphia and his Emergency Medicine residency at Lincoln Medical and Mental Health Center in the Bronx, where he served as chief resident.

  • Medical Editor: Charles Patrick Davis, MD, PhD
    Charles Patrick Davis, MD, PhD

    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

What is the definition of priapism?

Priapism is a prolonged, unwanted erection of the penis. It is usually painful and not related to sexual stimulation or arousal. Most clinicians consider priapism a medical emergency because the condition can result in impotence, sexual dysfunction or penile infection.

What causes priapism?

A normal erection occurs in response to sexual stimulation. Priapism occurs in several conditions that interfere with the blood flow to the penis or blood drainage from the penis. This condition is unrelated to sexual stimulation and can last for several hours. Below are some of the causes of priapism.

Medical conditions that can cause priapism:

Trauma as a cause of priapism:

  • Direct trauma to the penis, pelvis, or perineum
  • Spinal cord injuries

Medications (several drugs have priapism as a side effect):

Medically Reviewed by a Doctor on 9/12/2016

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