Fig. 3

COVID-19 infection on top of old TB and fibro-thorax: a 55-year-old female COVID-19 patient. A. Axial chest CT (lung window) showing bilateral apical pleural and sub-pleural fibrotic changes, more accentuated on the left side with cystic changes and centrilobular emphysema. B, C Axial chest CT (lung window) showing right upper and lower lobar peripheral located ground glass patches of recent COVID-19 infection. This is together with a diminished volume of the left hemithorax which showed ground glass changes, fibrotic changes with traction bronchiectasis and centrilobular emphysema. D Axial chest CT (lung window) showing bilateral basal fibro-atelectatic and curvilinear bands