Pulmonary Artery Invasion Caused by Mycobacterium tuberculosis James Benjamin Gleason, MD, Basheer Tashtoush, MD, Jinesh Mehta, MD, Edward Savage, MD, Felipe Martinez, MD, Atul C. Mehta, MD  CHEST  Volume 150, Issue 4, Pages e99-e103 (October 2016) DOI: 10.1016/j.chest.2016.02.655 Copyright © 2016 American College of Chest Physicians Terms and Conditions

Figure 1 Chest CT scan, precontrast, axial view, pulmonary windows demonstrating multifocal nodular left lung opacities, nodular left pleural thickening, substantial volume loss, and left pleural effusion. CHEST 2016 150, e99-e103DOI: (10.1016/j.chest.2016.02.655) Copyright © 2016 American College of Chest Physicians Terms and Conditions

Figure 2 Chest CT scan, with intravenous contrast, coronal (left) and sagittal (right) views demonstrating a lobulated mediastinal mass invading the left (red arrow) and the main (blue arrow) pulmonary arteries and extending into the proximal right pulmonary artery. CHEST 2016 150, e99-e103DOI: (10.1016/j.chest.2016.02.655) Copyright © 2016 American College of Chest Physicians Terms and Conditions

Figure 3 Endobronchial ultrasound images taken at the 10L mediastinal station, demonstrating invasion of the left pulmonary artery with nearly complete intraluminal occlusion (left), Doppler ultrasound (middle), and satisfactory transbronchial needle aspiration of this invasive mass (right). CHEST 2016 150, e99-e103DOI: (10.1016/j.chest.2016.02.655) Copyright © 2016 American College of Chest Physicians Terms and Conditions

Figure 4 Endobronchial ultrasound image taken at the 10L mediastinal station, demonstrating luminal wall irregularity and loss of the hyperechoic margin between the mass and vessel. CHEST 2016 150, e99-e103DOI: (10.1016/j.chest.2016.02.655) Copyright © 2016 American College of Chest Physicians Terms and Conditions