What physical symptoms do patients with priapism experience?
Jun 01, 2022
Source: Cainiu Health
Dr. Li Mingchuan
Introduction
Priapism Symptoms: Priapism is a rare clinical condition, and patients typically present with prominent symptoms and vital sign abnormalities, making diagnosis relatively straightforward. In veno-occlusive priapism, patients develop pain and increasingly rigid penile erection over time due to tissue ischemia. In contrast, arterial priapism is usually less painful, with the erection being of moderate-to-mild rigidity.
Insufficient penile rigidity, along with symptoms of priapism and erectile dysfunction, may resolve with mild treatment in mild cases; however, severe cases require more intensive therapeutic intervention. What physical symptoms do patients with priapism experience?
Physical Symptoms Observed in Patients with Priapism
Clinical manifestations of priapism are relatively rare, yet symptoms and vital signs are typically pronounced, facilitating straightforward diagnosis. In veno-occlusive (low-flow) priapism, patients gradually develop pain due to tissue ischemia, accompanied by a rigid, sustained erection. In contrast, arterial (high-flow) priapism is usually painless or associated with only mild discomfort, and the erection tends to be less rigid—moderately firm at most. Aspiration of blood from the corpora cavernosa yields bright red blood in arterial priapism, whereas in veno-occlusive priapism, the aspirated blood appears dark red or purplish-black.
Definitive treatment of veno-occlusive priapism may lead to corporal fibrosis and subsequent erectile dysfunction. Treatment-related complications can be categorized as early or late. Early complications include hypertension, headache, palpitations, and arrhythmias induced by alpha-adrenergic agonists; infection, bleeding, and urethral injury resulting from needle puncture; and, notably, two reported fatalities and one case of skin necrosis following intracavernosal injection of undiluted phenylephrine (2–4 mg).
The most significant late complication is corporal fibrosis and consequent erectile dysfunction. The incidence of these complications correlates directly with both the duration of the priapism episode and the invasiveness of the treatment administered. Notably, among patients with low-flow priapism, up to 50% develop erectile dysfunction. We hope this information proves helpful to you!
