| PTCA | percutaneous transluminal coronary angioplasty | 心脏经皮冠状动脉球囊成型手术 |
| PTCA | Professional Training And Consulting Association | 专业培训和咨询协会 |
| PTCA | Professional Tree Care Association | 专业树木护理协会 |
| PTCA | Parents, Teachers and Community Associations | 家长、教师和社区协会 |
| PTCA | Percutaneous Transhepatic CholAngiogram | 经皮经肝胆管造影 |
| PTCA | Percutaneous Transhepatic Cholangiography | 经皮经肝胆道造影 |
| PTCA | Percutaneous Transluminal Coronary Angioplasty (balloon) | 经皮腔内冠状动脉成形术（球囊） |
| PTCA | Power Thermal Control Adapter | 电源热控制适配器 |
| PTCA | Professional Tour Caddies of America | 美国职业巡回赛球童 |
| PTCA | Plains Tribals Council of Assam (India) | 阿萨姆邦平原部落委员会（印度） |
| PTCA | Purple Throated Carib (Eulampis jugularis) | 紫喉龋（Eulampis jugularis） |
| PTCA | percutaneous transcoronary angioplasty | 经皮冠状动脉血管成形术 |