Over a period of 2-3 weeks, the flow of detoured blood usually causes the little collaterals to enlarge their diameters by 3 to 4 fold through a process called collateral remodeling.

经过了2 -3周的时间，绕道血流量通常会使侧枝循环以扩大其直径3至4倍，此过程称为侧枝循环的重塑。