After further evaluation, Mycobacterium tuberculosis was isolated and TB proven.
Rasmussen aneurysm is an uncommon complication of pulmonary tuberculosis and represents a pulmonary artery aneurysm adjacent or within a tuberculous cavity 1.
CT pulmonary angiography is the investigation of choice 2. Often seen on contrasted chest images as a focal dilatation of one of the pulmonary segmentary arteries adjacent to tuberculous parenchymal change or a chronic tuberculous cavity.