Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Diffuse mild interstitial opacities are unchanged from prior . Adjacent to the left anterior 3rd rib is a more confluent opacity which may reflect developing infection . There is no pneumothorax . Mediastinal and hilar contours are within normal limits . The aortic knob remains densely calcified . A prosthetic aortic valve is in expected unchanged position . Dense mitral annular calcifications are noted . Median sternotomy wires appear intact .
    OUTPUT:
    
Chronic interstial abnormality with possible superimposed consolidation in the left mid lung . Recommend follow - up chest radiograph to assess for progression . Dr . ___ communicated the above findings and recommendations to Dr . ___ at 8 :05 am on ___ by telephone .