Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable semi-erect frontal chest radiograph demonstrates an endotracheal tube terminating in the mid thoracic trachea and intact sternal wires . There is moderate cardiomegaly and marked atherosclerotic calcification . Increased bilateral opacities and obscuration of the bilateral hemidiaphragms is consistent with increased mild pulmonary edema and probable small pleural effusions , superimposed on background interstitial lung disease .
    OUTPUT:
    
Increased mild pulmonary edema and probable small pleural effusions bilaterally , superimposed on background interstitial lung disease .