输精管绝育术后的痛性结节输精管绝育术后3个月以上,自觉手术部位疼痛,检查结节有压痛者,称为痛性结节。据我国8省市对177,559例调查,发病率为0.47%。输精管绝育术后,早期出现的手术部位疼痛不适及局部压痛,都是组织反应的正常现象,经一段时间后能自行消失。但如症状持续时间过久(一般认为3个月以上),或术后原无症状,后出现局部疼痛及压痛,可放射至睾丸、腹股沟、下腹及腰部等处,有时还出现精索抽搐性疼痛,活动及性交后症状加重,则是病理现象。痛性结节的诊断,关键是一个“痛”字,而不以结节大小为标准。只要自觉局部疼痛,并确有结节压痛,诊断就可成立。诊断时应注意以下三点:(1)结节大小的变化。一般来讲,细菌性炎性结节、精子肉芽肿或异物肉芽肿,在疼痛发作或症状加重时,结节往往增大,随着炎症的消退,结节变小,症状也 Painful vasectomy after vocal degeneration of the vasectomies more than 3 months after surgery, conscious surgical site pain, check nodules have tenderness, known as painful nodules. According to our survey of 177,559 cases in 8 provinces and cities in China, the incidence was 0.47%. Vasectomy, the early surgical site pain and partial tenderness, tenderness, are the normal reaction of the tissue, after a period of time can disappear. However, if the symptoms persist for too long (generally considered more than 3 months), or after the original asymptomatic, local pain and tenderness after the emergence of radiation to the testis, groin, lower abdomen and waist, etc., and sometimes there are traumatic spermatic cord Pain, activity and sexual intercourse after the aggravation of symptoms, is the pathological phenomenon. The diagnosis of painful nodules, the key is a “pain” word, rather than the nodule size as a standard. As long as the conscious local pain, and indeed nodular tenderness, the diagnosis can be established. Diagnosis should pay attention to the following three points: (1) nodular size changes. In general, bacterial inflammatory nodules, sperm granuloma or foreign body granuloma, nausea, or symptoms of aggravated pain, the nodules tend to increase, with the subsidence of inflammation, nodules smaller, the symptoms are