PTCA Percutaneous Transluminal Coronary Angioplasty L Main left Slides: 15 Download presentation PTCA Percutaneous Transluminal Coronary Angioplasty 관상동맥을 알아보자. L Main (left main) LAD (left anterior descending) D (diagonal), S (septal) CX (circumflex) OM (obtuse marginal) RCA (right coronary artery) CB (conus branch) SN (sinus node) Ac. M (acute marginal) PD (posterior descending) PL (posterolateral left ventricular) RAO (right anterior oblique) LAO (left anterior oblique) 시술방법 ⑤ heparin 5000 units + verapamil 2 mg + nitro 200 ng mix해서 sheath를 통해 coronary artery로 주입한다. ⑥ 염료가 주입된 직후 계속 X-ray 촬영을 한다.