Fig. 2
From: Acute peripheral pulmonary embolism attributed to autoimmune haemolytic anaemia: a case report
a CTPA at emergency department showing increased right ventricle size,flattened interventricular septum,enlarged main pulmonary artery and invisible peripheral pulmonary artery. No large central or segment pulmonary emboli was detected. b CTPA after thrombolytic therapy showing RV pressure overload ameliorated,peripheral pulmonary artery was visible and a little unilateral pleural effusion close to rib (highlighted by a red arrow)