英语语法分析

If the local expression of VEGF is too high, angioma develops.

但如果局部表达浓度过高，则会形成血管瘤组织。

To explore the mechanism of liver palms and spider angioma initially.

对肝掌和蜘蛛痣的发生机制进行初步的探讨。

It is valuable for ultrasonic diagnoses of parotid angioma and lymphangioma.

超声在腮腺脉管瘤的超声诊断中有很高的应用价值。