Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is normal . Mediastinal and hilar contours are within normal limits . The pulmonary vasculature is not engorged . Patchy ill - defined nodular opacities are seen in the lung bases concerning for aspiration . No pleural effusion or focal consolidation is present however the costophrenic angles are excluded from the field of view . No pneumothorax is present . No acute osseous abnormality is seen .
    OUTPUT:
    
Patchy ill - defined nodular opacities in the lung bases concerning for aspiration .