多形性脂肪瘤是一种形态似恶性,行为是良性的一种罕见的肿瘤,较易误诊,现把我们所遇一例,结合文献报告如下: 患者女,51岁,背部无痛性肿块6年,近来增大,质中,活动欠佳。术中见肿块位于皮下,境界尚清。病理检查:卵圆形结节,3×3cm,切面灰白,部分 The pleomorphic lipoma is a rare form of malignant tumour which is benign and benign. It is more likely to be misdiagnosed. Now we have encountered one case and combined literature reports are as follows: A female patient, 51 years old, has a painless mass on the back 6 Years, recently increased, quality, poor activity. During surgery, the mass was located under the skin and the realm was still clear. Pathological examination: oval nodule, 3 × 3cm, gray section, part