Fig. 1

Enhanced chest CT (a), MRI (b), and PET/CT (c). a A heterogeneous enhancement was demonstrated within the mass (arrow). b Ring-like low signal was shown within the mass. c High uptake of fluorodeoxyglucose was demonstrated within the mass
Enhanced chest CT (a), MRI (b), and PET/CT (c). a A heterogeneous enhancement was demonstrated within the mass (arrow). b Ring-like low signal was shown within the mass. c High uptake of fluorodeoxyglucose was demonstrated within the mass