Diseases and Conditions

Priapism

Nonischemic priapism

Nonischemic priapism, also known as high-flow priapism, occurs when penile blood flow isn't regulated appropriately. Nonischemic priapism is usually painless. Signs and symptoms include:

  • Erection lasting more than four hours or unrelated to sexual interest or stimulation
  • Erect but not fully rigid penile shaft

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