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经特种光治疗仪治疗的前列腺增生症（BPH）250例中，有13例因前列腺太大和中叶增生疗效差而行前列腺摘除术。对该13例前列腺标本进行病理组织学观察，发现前列腺上皮细胞变性、坏死；基质水肿、变性及坏死；平滑肌细胞断裂；微脓肿形成；较多的淋巴细胞及中性白细胞浸润；血管炎性反应等改变。结合文献对特种光治疗BPH的机理进行了探讨。
Of the 250 cases of benign prostatic hyperplasia (BPH) treated with special light therapy device, 13 cases underwent prostatectomy because of the poor efficacy of prostate enlargement and middle lobe hyperplasia. Thirteen cases of prostate specimens were observed histopathologically. Prostatic epithelial cells were found to be degenerative and necrotic. Matrix edema, degeneration and necrosis, smooth muscle cell rupture, micro abscess formation, infiltration of lymphocytes and neutrophils, vascular inflammatory reaction Change. Combined with the literature on the special light treatment of BPH mechanism were discussed.