Although angioplasty is performed in other blood vessels, percutaneous transluminal coronary angioplasty (PTCA) refers to angioplasty in the coronary arteries to permit more blood flow into the heart.

• 虽然血管成形术是用于其他血管的，经皮腔内冠状动脉血管成形术（PTCA）引用血管成形术在冠状动脉，从而使较多的血流供应心肌。