Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to multiple prior studies , there is new opacity seen laterally in the left mid lung , which , though there is no clear correlate on the lateral view , is concerning for an infectious process . Scattered pleural plaques are unchanged and account for additional opacities seen bilaterally . There is no pleural effusion or pneumothorax . Hilar and cardiomediastinal contours are stable . A hiatus hernia is again noted . Sternotomy wires are in unchanged alignment . No vascular congestion or evidence of pulmonary edema .
    OUTPUT:
    
Left mid lung opacity , new from ___ and concerning for pneumonia . Followup radiographs following treatment of acute illness are recommended to evaluate for resolution of this finding . Scattered pleural plaques , unchanged from multiple prior studies .