Patient's question:
Sure, here is the translation of the content you provided:```
No
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Doctor's answer:
Hello, the vas deferens may become blocked. There are many factors or causes of vas deferens blockage, including reproductive system infections, surgical history, or a history of trauma, which can also lead to vas deferens blockage. Specifically, during a physical examination, the doctor may palpate nodules, thickening, beaded changes, or absence of the vas deferens or epididymis.2. The patient's semen analysis shows azoospermia or oligospermia.
3. The patient experiences reduced sexual climax, incomplete ejaculation, or pain or weakness during ejaculation.