Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest are compared to previous exam from ___ . Diffuse increased interstitial markings are seen in the lungs which given differences in technique have not significantly changed . There is no confluent consolidation or large effusion . Cardiac silhouette is stable in configuration . Right chest wall port is again noted . No displaced fractures are identified . Posterior spinal fixation seen in the lumbar spine , partially visualized .
    OUTPUT:
    
Chronic lung disease without definite acute cardiopulmonary process .