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C5. 60/60 Sign (TRPG+PAAT)

A5. 60/60 sign

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Suggests acute right ventricular dysfunction
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TR pressure gradient (TRPG) ≀ 60 mmHg (TRVmax ≀ 3.9 m/sec)
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Pulmonary artery acceleration time (PAAT) ≀ 60 msec