Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates persistent large right - sided pleural effusion with collapse of the right lower lobe and shift of the mediastinum to the right . Again seen are stable appearing diffuse increased interstitial opacities consistent with mild pulmonary edema or lymphangitic spread of lung cancer . There is a small left - sided pleural effusion . Multiple nodules are seen in the left lung , but were better evaluated on recent PET - CT . The cardiomediastinal and hilar contours are unchanged . There is no pneumothorax . Right VP shunt catheter is seen coursing along the right chest , and into the right upper quadrant of the abdomen . There is no pneumothorax .
    OUTPUT:
    
1 . Stable appearing diffuse increased interstitial opacities consistent with mild pulmonary edema differential diagnosis include lymphangitic spread of lung cancer . 2 . Persistent large right - sided pleural effusion with collapse of the right lower lobe and shift of the mediastinum to the right .