CTPA results from the cases. CTPA of patients from case 1 (A: arrow indicates acute thrombus in segmental artery to the right lower lobe), case 2 (B: despite breathing artifacts, clear visualization of acute PE in right segmental artery; C: arrow shows a wedge-shaped peripheral consolidation indicative of pulmonary infarction), and case 3 (D: arrow points to an organizing mural thrombus in a right basal segmental pulmonary artery).