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Low-intensity extracorporeal shock wave therapy (Li-ESWT) of the corpus cavernosum is a noninvasive therapeutic approach designed to address erectile dysfunction (ED). This treatment modality is particularly beneficial for patients who have experienced ED following prostate cancer interventions, such as radical prostatectomy or radiation therapy. Erectile dysfunction can arise from various underlying causes, with vascular issues being the most prevalent, often linked to insufficient blood flow to the penis. Other contributing factors may include nerve signal deficiencies, psychological conditions such as anxiety, excessive norepinephrine levels, or hormonal imbalances. After prostate cancer treatments, patients frequently suffer from vascular damage and cavernosal nerve injury, which can exacerbate ED. Li-ESWT works by promoting angiogenesis, which is the formation of new blood vessels, thereby enhancing blood flow to the penis. Additionally, it aids in nerve regeneration within the corpus cavernosum. The procedure utilizes an extracorporeal device that emits a series of focused linear shockwaves, delivering pulsed acoustic energy in the ultrasonic range, specifically at an intensity of 0.09 mJ/mm², and can penetrate up to 70mm. During the treatment, the patient is positioned supine, allowing the shockwaves to effectively target both corpus cavernosum structures. The procedure does not require anesthesia, and each session typically lasts around 20 minutes. Patients may undergo multiple sessions over several weeks to achieve optimal results.
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