Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are within normal limits . The pulmonary vasculature is not engorged . Patchy right lower lobe opacity is concerning for pneumonia . Minimal streaky opacities also seen in the retrocardiac region . No pleural effusion or pneumothorax is detected . There are no acute osseous abnormalities .
    OUTPUT:
    
Patchy right lower lobe opacity concerning for pneumonia . Followup radiographs after treatment are recommended to ensure resolution of this finding .