Friday, May 18, 2012

Quiz #16: Answer (Echocardiogram - Pericardial effusion - M-mode)

Question: Image below is a parasternal short axis view recorded in a patient who presented with pericardial effusion. What ominous sign is being demonstrated?

Answer: Diastolic collapse of the RV free wall (Arrows. But, not seen in every beat due to movement artifacts). This is an echocardiographic sign of cardiac tamponade.

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