Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . On the lateral view , there is subtle opacity obscuring the lower T - spine , which could represent a lower lobe pneumonia in the correct clinical setting . Otherwise , the lungs appear clear . No effusion or pneumothorax . Cardiomediastinal silhouette is normal . Bony structures are intact .
    OUTPUT:
    
Subtle opacity posteriorly obscuring the spine on lateral view could represent a pneumonia in the correct clinical setting . Otherwise unremarkable .