Figure 32-44 Pericardial constriction. The diastolic filling abnormality in this condition inscribes a "dip-and-plateau pattern" or "square root sign" in both the right ventricular (RV) and right atrial (RA) pressure traces. (Redrawn from Mark JB: Atlas of Cardiovascular Monitoring. New York, Churchill Livingstone, 1998, Fig. 18-3.)


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