Chest neoplasms with infectious etiologies

Figure 1 Hodgkin’s lymphoma. A 23-year-old woman with a four-mo history of dry cough and chest pain. A: Chest X-ray shows mediastinal widening and upper lobe parenchymal opacities; B and C: Contrast-enhanced computed tomography confirms lymphadenopathy involving the mediastinum and infiltrative masses in the bilateral upper lobes; D: Photomicrograph (HE stain). Nodular sclerosing HL lymph node. Fibrous bands divide the lymphoid infiltrate into nodules and contain Hodgkin cells.