Figure 1. Development of tuberculosis in a patient treated with nivolumab for nasopharyngeal carcinoma.
(A) The timeline of therapy and disease status of a patient with nasopharyngeal carcinoma (NPC). (B) Chest CT images of a patient 5 days prior to the initiation of PD-1 blockade (4–28-2016, upper) and ~8 weeks later (6–22-2016, lower). (C) The hematoxylin and eosin stain of transbronchial biopsy of the right lung nodule. (D) The result of acid-fast stain of the lung biopsy. Arrow head shows an acid-fast bacterium (AFB) in the granuloma.