Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lungs are hyperinflated with flattened diaphragms suggesting COPD . There is asymmetric prominence of the left pulmonary hilum on the frontal view which correlates to a posterior opacity on the lateral view . Findings are most compatible with pneumonia in the superior segment of the left lower lobe . No large effusion or pneumothorax . Cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
Findings most suggestive of pneumonia in the superior segment of the left lower lobe . However , would recommend followup to resolution to exclude underlying malignant process .