Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP upright portable view of the chest was obtained . Again seen is prominence of the interstitial markings particularly in the mid-to - lower lungs similar to prior in this patient with suggestion of pulmonary fibrosis possibly slightly improved as compared to the prior study . The patient 's reported right upper lobe spiculated opacity seen on prior PET - CT from ___ was better evaluated on that study . The cardiac silhouette remains enlarged . Mediastinal contours are stable .
    OUTPUT:
    
1 . Stable cardiomegaly . 2 . Stable to possibly slightly improved interstitial lung disease . No acute cardiopulmonary process . 3 . Right upper lobe spiculated opacity seen on prior CT better evaluated on CT .