Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a normal cardiomediastinal silhouette and well - aerated lungs without focal consolidation or pleural effusion . There is no appreciable pneumothorax , although the left lung apex is obscured by an overlying lead . Mild peribronchial wall thickening and streaky perihilar opacities can be seen in the setting of reactive or small airway disease . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
1 . Mild peribronchial wall thickening in streaky perihilar opacities , which can be seen in the setting of reactive or small airway disease . No focal consolidation to suggest bacterial pneumonia . 2 . No appreciable pneumothorax , though the left lung apex is obscured by an overlying lead .