Ultrasound for critical care physicians: dyspnea

No abstract available. Article truncated after first page. A 62 year old man with metastatic melanoma presented to the Emergency Department with dyspnea, hypoxemia, and tachycardia. A bedside ultrasonography was performed (Figure 1). Which of the following diagnosis is most compatible with the ultrasound findings? 1. Cardiac thrombus; 2. Cardiogenic shock; 3. Mitral stenosis; 4. Pericardial effusion; 5. Pulmonary embolism