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例1女,35岁。因活动后胸闷,心慌2个月,X线胸片发现纵隔阴影,以纵隔肿瘤于1985年3月12日入院。体检:一般情况良好,浅表淋巴结未见肿大,心电图及各项检查均正常。胸片显示右中纵隔有8×7cm肿块阴影,边缘光滑均匀。于1985年3月20日在全麻下行右侧开胸探查术,术中见肿物位于后纵隔,与右肺上叶后段及下叶背段组织粘连紧密,分离粘连,完整切除肿物。术后恢复顺利,随访3年健在。病理检查:肿物呈灰红色结节状,大小9.5×8×4cm,切面实性灰黄色,质硬,包膜完整。镜检:肿瘤区为大量增生的淋巴滤泡,并可见大量增生的毛细血管,有多个血管从四周穿入淋巴滤泡内,管壁玻璃样变,管
Example 1 female, 35 years old. Because of chest tightness after the activity, palpitation for 2 months, X-ray findings of mediastinal shadows, mediastinal tumors were admitted to hospital on March 12, 1985. Physical examination: In general, the superficial lymph nodes were not enlarged, and the electrocardiogram and examinations were normal. The chest radiograph showed a 8×7cm mass shadow in the right mediastinum with smooth and even edges. On March 20, 1985, he underwent right thoracotomy under general anesthesia. During the operation, the mass was located in the posterior mediastinum, which was closely associated with the tissues of the posterior segment of the right upper lobe and the lower segment of the lower lobe. The adhesions were separated and the tumor was completely resected. . Postoperative recovery was smooth and followed up for 3 years. Pathological examination: The tumor was gray-red nodular with a size of 9.5 x 8 x 4 cm. The cut surface was solid yellowish gray, hard and covered. Microscopic examination: The tumor area is a large number of hyperplastic lymphoid follicles, and a large number of proliferating capillaries are seen. There are multiple blood vessels penetrating into the lymphoid follicles from the periphery, and the wall of the tube is changed into a glassy tube.