text: CT scan is used to diagnose<unk><unk>  pneumonia. Various findings seen on CT scan are subpleural and 
  peribronchovascular consolidation, ground-glass attenuation and nodules, irregular linear opacities, bronchial wall thickening and dilatation and reverse halo sign (atoll sign).
option_0: Cryptogenic organizing pneumonia CT
option_1: Eosinophilic pneumonia CT
option_2: Cryptogenic organizing pneumonia MRI
option_3: Hypersensitivity pneumonitis CT
option_4: Chronic bronchitis CT
option_5: Multi-drug-resistant tuberculosis CT
option_6: Lung abscess CT
option_7: Lipoid pneumonia MRI