In case of occlusion occurs at the 2nd pa of Axillary aery, blood flow is maintained by collateral/ anastomosis between
Ligation, thrombosis or trauma of axillary aery anywhere between origins of thyrocervical trunk &subscapular aeries will not lead to compromise of distal arm flow.
Anterior and posterior circumflex humor and aery
Supra scapular and posterior circumflex aery
Deep branch of the transverse cervical aery and sub scapular aery
Anterior circumflex aery and sub scapular aery
General anatomy