Medicine In postductal coarctation of aoa, vessels involved in the formation of collateral are all of the following, EXCEPT: A Intercostal aery B Internal thoracic aery C Superior epigastric aery D Veebral aery 💡 Explanation In postductal coarctation of aoa, vessels involved in the formation of collateral are all of the following, EXCEPT: ✓ Correct Answer: D. Veebral aery