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血管瘤是以血管内皮细胞增殖为特征的真性肿瘤。发病率可达 1%～ 2 %。生后 2周～ 4周左右出现肿物。通常是 1岁以内 (增生期 )肿瘤迅速增长 ,1岁以后 (退化期 )肿瘤停止生长并逐渐缩小直至完全或基本消退[1] 。血管瘤的发病机制目前仍不完全清楚。近来研究表明血管内皮细胞、?
Hemangiomas are true tumors characterized by vascular endothelial cell proliferation. The incidence rate of up to 1% to 2%. 2 weeks after birth ~ 4 weeks or so tumor. Usually within 1 year of age (hyperplasia) rapid tumor growth, 1 year old (degenerative) tumor growth stopped and gradually reduced until completely or basically dissipated [1]. The pathogenesis of hemangiomas is still not fully understood. Recent studies have shown that vascular endothelial cells,?