为探究多发创伤（PT）患者心脏损伤情况，研究人员开展 TTE 分析，发现右心室功能降低等，意义重大。 在创伤急救的医学领域，心脏损伤一直是个棘手且关键的问题。多发创伤后心脏受伤，往往预示着患者预后不佳，不仅通气时间会延长，住院时长也会增加。

Shares of TTE opened at $61.36 on Monday. The company has a market capitalization of $147.11 billion, a P/E ratio of 9.21, a PEG ratio of 0.98 and a beta of 0.56.