Positron emission tomography/computed tomography scans showed a mass lesion. a) Areas of cavitation were noted in the left lower lobe, encasing the segmental.

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Positron emission tomography/computed tomography scans showed a mass lesion. a) Areas of cavitation were noted in the left lower lobe, encasing the segmental branches of the left lower lobe bronchus. b and c) FDG imaging showed an FDG-avid cavitating mass l... Positron emission tomography/computed tomography scans showed a mass lesion. a) Areas of cavitation were noted in the left lower lobe, encasing the segmental branches of the left lower lobe bronchus. b and c) FDG imaging showed an FDG-avid cavitating mass lesion in the left lower lobe, encasing the segmental branches of the left lower lobe bronchus. Ashish Jain et al. Breathe 2018;14:e6-e11 ©2018 by European Respiratory Society