PMC6098215_01
PMC6098215_02
PMC6098215_03
Computer tomography of the thorax with contrast showing filling defect is seen at left main pulmonary artery, with subtotal occlusion.
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PMC6098215_03_gr1.jpg
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CT angiogram showed filling defects at the left main pulmonary artery, with subtotal occlusion extending to segmental and subsegmental arteries as well as the right lower lobe pulmonary artery (Fig. 1).