同时，为了观察侧支循环情况，我们通常使用经颅和经骶途径观察，但是大部分导管室都没有采用这类的检查。

Also, to see the collateral route, we always take the cranial and caudal but in the majority of cath LABS they never take these kinds of projections.

youdao

同时，为了观察侧支循环情况，我们通常使用经颅和经骶途径观察，但是大部分导管室都没有采用这类的检查。

Also, to see the collateral route, we always take the cranial and caudal but in the majority of cath LABS they never take these kinds of projections.

youdao