Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a peripheral wedge - shaped pulmonary opacity in the right upper lobe above a thickened minor fissure . The lungs are otherwise clear . There is no effusion or pneumothorax . Cardiac and mediastinal contours are normal
    OUTPUT:
    
New wedge - shaped airspace opacity in the right upper lobe . In the correct clinical context , this is compatible with pneumonia . However a wedge - shaped peripheral pulmonary opacity could also represent a pulmonary infarct in the correct clinical context . Follow radiograph is suggested in ___ weeks after treatment to ensure resolution .