Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is moderately enlarged with a left ventricular predominance . The aortic knob is calcified . Patchy ill - defined opacities are seen within the right mid lung field as well as within the lung bases bilaterally , more so on the right . Lungs are hyperinflated with flattening of diaphragms suggestive of COPD . No pleural effusion or pneumothorax is seen , and no pulmonary edema is demonstrated . Degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
Patchy opacities within the right mid lung field and both lung bases . These findings could reflect areas of infection and followup radiographs after treatment are recommended to ensure resolution .