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本文报告经手术和病理证实的原发性腹膜后肿瘤２５例，恶性１５例，占６０％，良性１０例，占４０％，恶性病程多在一年以内，良性病程多在一年以上。本病早期缺乏典型症状，临床早期诊断困难，主要靠Ｂ超、ＣＴ、ＭＲＩ及影像学等检查，手术切除是治疗的主要手段，不能切除和切除后再发的，主张探查活检和再次手术或多次手术切除。分析无法完全切除原因，介绍了手术方法和技巧，尤其是保护重要血管及邻近脏器的方法。
This article reports 25 cases of primary retroperitoneal tumors confirmed by surgery and pathology, including 15 cases of malignant, accounting for 60%, 10 cases of benign, accounting for 40%, more than one year of malignant disease course, more than one year of benign course. The early lack of typical symptoms of the disease, early clinical diagnosis is difficult, mainly rely on B-ultrasound, CT, MRI and imaging and other tests, surgical resection is the main method of treatment, can not be removed and re-examination, advocating exploration biopsy and reoperation or Many surgical resections. The analysis could not completely remove the cause, and introduced the surgical methods and techniques, especially the methods of protecting important blood vessels and adjacent organs.