Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Mediastinal prominence better assessed on same - day CT of the neck performed at an outside hospital . There is mild basal atelectasis evidenced by subtle reticulonodular opacities in the lower lungs , difficult to exclude pneumonia . No large effusion or pneumothorax . Cardiomediastinal silhouette is unchanged . Bony structures are intact .
    OUTPUT:
    
Stable mediastinal prominence better assessed on same - day CT of the neck . Mild bibasilar opacity likely atelectasis difficult to exclude an early pneumonia .