Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal . The aorta remains unfolded . Mediastinal and hilar contours are similar with previously noted elevated left hilus appearing improved . Known mediastinal and right hilar lymphadenopathy is better appreciated on the recent chest CT . Pulmonary vasculature is not engorged . There are minimal patchy opacities in the lung bases as well as linear opacity in the left upper lung field likely reflective of atelectasis . No pleural effusion , focal consolidation or pneumothorax is present . No acute osseous abnormalities are detected .
    OUTPUT:
    
Minimal atelectasis in the lung bases as well as left upper lobe . Known mediastinal and right hilar lymphadenopathy is better seen on the previous chest CT .