Figure 3.

A 71-year-old man with a history of chronic obstructive pulmonary disease, pulmonary hypertension, and prior pulmonary tuberculosis infection presenting with progressive dyspnea, diagnosed with tuberculosis-associated fibrosing mediastinitis. Noncontrast enhanced computed tomography chest, soft tissue window, from 3-years prior. (a-d) Demonstrating ill-defined, infiltrative bilateral hilar soft tissue densities with calcifications (white arrows); enlargement of the main and right pulmonary artery (black arrow heads); and irregular narrowing of the right mainstem and upper lobe bronchi (black arrow).