Effects of percutaneous transluminal coronary angioplasty in refractory unstable angina pectoris / 中国综合临床

ABSTRACT

Objective To evaluate the effects of time selection and immediate percutneous transluminal coronary angioplasty (PTCA) in refractory unstable angina pectoris.Methods PTCA was performed in 27 RUAP patients,among which 16 underwent emergency PTCA and 11 patients experienced PTCA after controlling with medicine.ECG and recurrence of symptoms were observed immediately and 6 months after PTCA.Results The procedural success rate was 100%.The immediate relieving rate was 96.3%.The recurrence rate of 11 cases within 6 months (18.2%)was significantly lower than that of 16 cases(37.5%).Conclustion The PTCA for RUAP is relatively safe and effective,but PTCA should be performed after situation is unchanged by use of medicine and PTCA shoulde be carried out immediately if the symptoms can not be controlled by medicine.