肺淋巴血管平滑肌瘤是一个原因不明且罕见的疾病，侵犯对象以生育年龄女性为主。
Pulmonary lymphangioleiomyomatosis (LAM) is an uncommon disorder of unknown etiology affecting women of childbearing age.
目的：探讨眼眶肿瘤手术入路的选择，报道2例眼眶血管平滑肌瘤，并对该疾病进行了文献复习。
Aim:To explore the optimum approach to the orbital tumor and report 2 cases of orbital angioleiomyoma and review the literature.
肾血管平滑肌脂肪瘤的继发性出血、心脏横纹肌瘤伴发的心脏增大，进行性肺脏损害都可以导致死亡。
Hemorrhage secondary to renal angiomyolipomas, cardiomyopathy associated with cardiac rhabdomyomas or progressive pulmonary impairment may also result in death.
结果血管型平滑肌瘤的瘤体大小及术中出血量与普通型平滑肌瘤有明显不同（P<0.05）。
The tumor diameter and blooding in operation of the vascular leiomyoma have great differences with myoma of uterus (P< 0.05). The certain diagnosis before operation is difficult.
结果：21例出血的病因中，血管畸形7例，平滑肌瘤8例，溃疡性结肠炎4例，克隆氏病2例。
Results: In 21 cases, the bleeding causes included vascular ectasias (7 cases), leiomyoma (8 cases), ulcerative colitis (4 cases) and Crohn's disease (2 cases).
结果：21例出血的病因中，血管畸形7例，平滑肌瘤8例，溃疡性结肠炎4例，克隆氏病2例。
Results: In 21 cases, the bleeding causes included vascular ectasias (7 cases), leiomyoma (8 cases), ulcerative colitis (4 cases) and Crohn's disease (2 cases).
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