Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates low lung volumes with resultant bronchovascular crowding . Dense retrocardiac opacification persists , consistent with left lower lobe consolidation and small pleural effusion . Vague haziness projecting over the left upper lobe , in the region of recent chest tube , is stable . The cardiomediastinal and hilar contours are unchanged . Left ventricular assist device is remains in similar position . Left - sided PICC line ends at the cavoatrial junction . No pneumothorax or pleural effusion
    OUTPUT:
    
Stable retrocardiac opacification consistent with left lower lobe consolidation and small pleural effusion .