求翻译：是心肌梗死的并发症之一, 1956 年由Dressler 最早报道,该综合征的发生率为3%～4%, 但以后的发病率显著下降 , 多于心肌梗死后数天至数月发生, 可反复，表现为心包炎、胸膜炎或肺炎, 患者感到无力、发热、心前区不适、WBC 增多、ESR 升高, 其发病机制目前还没有确切的定论, 有学者认为是自身免疫性疾病, 还有学者为,PMIS 可能与病毒感染及抗凝药物的使用有关, 但均未得到证实。非类固醇类抗炎药物和糖皮质激素治疗有效。此种情况下胸腔积液多为少到中量。是什么意思？

The first reported in 1956 by dressler, is one of the complications of myocardial infarction, 3% to 4% incidence of the syndrome, but the incidence rate dropped significantly a few days to several months after the occurrence of more than myocardial infarction can be repeatedly, the performance of pe

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Is myocardial infarction of complications one, 1956 by Dressler first reported, the integrated levy of occurs rate for 3%~4%, but yihou of incidence significantly declined, than myocardial infarction died number days to number months occurs, can repeatedly, performance for pericarditis, and Pleurisy