compensatory circulation

com·pen·sa·to·ry cir·cu·la·tion

circulation established in dilated collateral vessels when the main vessel of the part is obstructed.

com·pen·sa·to·ry cir·cu·la·tion

(kŏm-pen'să-tōr-ē sĭr'kyū-lā'shŭn)
Circulation established in dilated collateral vessels when the main vessel of the part is obstructed.