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a CT image shows a CT-guided transthoracic lung biopsy with the biopsy needle (white arrow) entering the left lung. b CT image showing a mild pneumothorax (white arrow), pulmonary haemorrhage and air bubbles in both the circumflex coronary artery and descending aorta (black arrows). c ECG showing marked ST-segment elevation in leads I, II, aVL, aVF and V3-6
