Fig. 1

Thorax CT scan at different time points displayed evolution of lesions. a At admission, the thorax CT revealed multiple round or round-like nodules with variable size scattered throughout both lungs. b Development and evolution of lung lesions. The lung CT scan showed that pulmonary nodules gradually evolved with signs of fibrous tissue hyperplasia, such as cords, long burrs and fusion. c After four months of anti-TB treatment, thorax CT scan showed obvious absorbance of the lung lesions