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【单选题】
关于良性肿瘤的临床特点,下列选项错误的是
A.
细胞分化程度好,与起源组织细胞相似
B.
呈膨胀性生长,生长缓慢,有包膜,分界清楚,不发生转移
C.
不会威胁生命
D.
对周围组织有挤压和压迫作用,内分泌腺腺瘤可对机体产生不良影响
E.
少数可以恶变
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