巨大淋巴结增生,是一种较少见的、病因不明的良性病变,以纵隔和颈部淋巴结最常见,国外报告较多,近年国内亦陆续报道,现将我室所遇2例报告如下:例1 女,29岁。胸闷、胸痛8～9年,加重半年。胸片:纵隔肿瘤。手术所见:肿块位于肺门处,约6×5×5cm,与心包、肺、前静脉等粘连,分离切除。 Hypertrophic lymph node hyperplasia is a rare, benign disease of unknown etiology. Lymph nodes in the mediastinum and neck are the most common. There are many reports from abroad. In recent years, they have been reported successively in China. Two cases in our department are reported as follows: 1 Female, 29 years old. Chest tightness, chest pain 8 to 9 years, an increase of six months. Chest radiograph: mediastinal tumor. Surgical findings: The mass was located at the hilum, approximately 6 x 5 x 5 cm, and adhered to the pericardium, lung, and anterior vein, and was isolated and removed.