Any change in the shape, color, or size of a preexisting nevus should raise concern.

先前就存在的痣出现形状、颜色或大小的任何改变就应当引起重视。

youdao

Any change in the shape, color, or size of a preexisting nevus should raise concern.

先前就存在的痣出现形状、颜色或大小的任何改变就应当引起重视。

youdao