Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a focal opacity in the right infrahilar region , partially obscuring the right heart border and likely within the middle lobe . Linear atelectasis is seen at the left lung base . Lung volumes are low which results in crowding of the bronchovascular structures . There is no pleural effusion or pneumothorax . The cardiac and mediastinal contours are unchanged . Rounded opacities are seen within the right upper quadrant . Cholecystectomy clips , mediastinal clips and sternotomy wires are again noted .
    OUTPUT:
    
Focal right infrahilar opacity suggestive of pneumonia . Recommend follow up CXR in 4 to 6 weeks to document resolution after completion of antibiotic therapy . These findings were discussed with Dr . ___ by Dr . ___ at 11 :09 on ___ by telephone ___ minutes after discovery .