Fig. 23From: Clinically integrated multi-organ point-of-care ultrasound for undifferentiated respiratory difficulty, chest pain, or shock: a critical analytic reviewPulmonary embolism, severe. Right ventricular enlargement (more than 0.9 of left ventricular size) is demonstrated (white asterisk). The RV free wall does not appear thickened, indicating an acute RV failureBack to article page