Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours remain stable . Again seen are widespread parenchymal opacities , now worsened compared to the most recent prior study . Additionally , there is a new retrocardiac opacity , indicating partial left lower lobe collapse with an expanded upper lobe . There is a new small left pleural effusion . There is no pneumothorax . Again seen is a left chest port with tip in the mid SVC .
    OUTPUT:
    
New partial left lower lobe collapse with worsening bilateral parenchymal opacities , consistent with re-aspiration . Hemorrhage is possible , and pulmonary edema is least favored as an etiology .