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武汉亚洲心脏病医院 CCU 徐承义,Circ Cardiovasc Interv.2015;8:e002258. DOI: 10.1161/CIRCINTERVENTIONS.114.002258,血栓抽吸能让STEMI患者获益吗?,WHAT IS KNOWN,Use of adjunctive aspiration thrombectomy at the time of PPCI is associated with improved myocardial reperfusion However, recent trials have demonstrated lack of clinical benefit.Furthermore,some studies suggested that this adjunctive technology might be associated with an increased risk of stroke,Intravenous glycoprotein IIb/IIIa inhibitors are potent antiplatelet agents that have been shown to reduce the risk of ischemic events in patients undergoing PPCI It remains unclear whether coadministration of intravenous glycoprotein IIb/IIIa inhibitors, ischemic time, or other factors might modify any clinical benefits of aspiration thrombectomy,WHAT THE STUDY ADDS,Is Aspiration Thrombectomy Beneficial in Patients Undergoing PPCI?,Study Selection Flow Diagram,Selection Criteria:We selected trials that randomized patients presenting with STEMI within 12 hours of symptom onset to aspiration thrombectomy before PCI versus conventional PCI,Baseline Characteristics, Follow-Up Duration, and the Primary Outcome of the Included Studies,17 trials with 20 960 patients were available for the analysis,TOTAL STUDY,META-ANALYSIS OF RANDOMIZED TRIALS,OUTCOMES,Summary plot for all-cause mortality, reinfarction, the combined outcome of mortality or reinfarction,Incidence of all-cause mortality 2.8% with AT vs. 3.2% with conventional PCI (P=0.13) Incidence of reinfarction 1.3% with AT vs. 1.4% with conventional PCI (P=0.52) Incidence of the combined outcome of mortality or reinfarction 4.1% with AT vs. 4.6% with conventional PCI (P=0.11%).,Summary plot for stent thrombosis,Aspiration thrombectomy 0.9% vs. Conventional PCI 1.2% (RR, 0.82;95% CI, 0.621.08;P=0.15),Summary plot for stroke,Aspiration thrombectomy was associated with a nonsignificant increase in the risk of stroke 0.6% versus 0.4% (P=0.08),Can administration of intravenous glycoprotein IIb/IIIa inhibitors modify potential clinical benefits with aspiration thrombectomy?,Meta-regression plot for all-cause mortality with the percentage of the glycoprotein IIb/IIIa usage,Meta-regression plot for the combined outcome of re-infarction with glycoprotein IIb/IIIa inhibitors,Meta-regression plot for the combined outcome of mortality or reinfarction with the percentage of the glycoprotein IIb/IIIa usage.,Meta-regression plot for the combined outcome of MACE with glycoprotein IIb/IIIa inhibitors,Can administration ischemic time enhance clinical benefits with aspiration thrombectomy?,Meta-regression plot for the motality and combined motality or re-infarction with ischemic time,Meta-regression plot for re-faction and MACE with ischemic time,WHAT THE STUDY ADDS,Aspiration thrombectomy before primary PCI was not associated with any clinical benefit and might increase the risk of stroke Coadministration of intraveno
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