Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP frontal view of the chest demonstrates bilateral patchy opacification diffusely . Redemonstation of bilateral pleural effusion . When compared to radiograph dated ___ , there may be improved aeration of the right upper lobe . A tracheostomy tube is identified in standard position . A left - sided PICC ends at the mid SVC . The patient is status post sternotomy with intact wires identified . The cardiomediastinal and hilar contours are unchanged when compared to prior studies .
    OUTPUT:
    
Diffuse pulmonary opacification with bilateral pleural effusions , largely unchanged from prior examination dated ___ . This is consistent with patient 's known history of ARDS .