Figure 1
The Positron emission tomography-computed tomography, enhanced CT and Histological features of the case. A Positron emission tomography-computed tomography (PET-CT) showed that sugar metabolism was active in the nodules of left upper lobe. B The enhanced CT showed an irregular soft-tissue density nodular shadow about 1.7 × 1.4 cm in the anterior segment of left upper lobe, with several lymph nodes growing in the mediastinum. C, D The pathologic diagnosis showed granulomatous inflammation and acid-fast bacterium.