The main pulmonary artery and its major branches show wall thickening, best noted at the right pulmonary artery, with right common basal artery three saccular aneurysms with no thrombosis.
The left common basal artery is occluded just distal to the superior segmental artery.
The right main pulmonary artery and its branches are seen well-opacified with no filling defects, occlusion or arteriovenous malformation.
A left lower lung lobe postero-lateral segment irregular cavitary lesion is seen measuring 6 X 4 cm in axial dimensions with thick regular wall.
Bilateral lower lobar reticular infiltrates are as well seen.