Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph again demonstrates a right internal jugular catheter terminating in the mid SVC . The patient has been extubated . Lung volumes remain low with exaggeration of the cardiac silhouette and bronchovascular crowding . Even allowing for this , the heart is enlarged . There is persistent mild pulmonary edema , minimally improved compared to the day prior . Bilateral small pleural effusions , left greater than right , are unchanged . No focal consolidation or pneumothorax is appreciated .
    OUTPUT:
    
Minimally improved mild pulmonary edema .