 POCUS of the heart parasternal long-axis view – note the RV is collapsing in diastole.There is a small PCE. A large PLE is noted. Right ventricle collapse is not in proportion to the size of the pericardial effusion. When considered in the context of the pleural effusion, it is suggestive of a probable mass effect.POCUS: point-of-care ultrasound; PCE: pericardial effusion; PLE: large pleural effusion; DAo: descending aorta; RV: right ventricle