A Case of Pulmonary Infarction Resembling Pneumonia during Immunosuppressive Treatment for Rheumatoid Arthritis

Figure 2

(a) Contrast-enhanced computed tomography (CT) reveals a large lesion filling the left pulmonary artery (white arrow). (b) Dual-energy CT shows areas of severe hypoperfusion in segment S4 of the right lung and segment S6 of the left lung.

(a)

(b)