Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to yesterday , lung volumes are improved . Left segmental atelectasis is improved but still present on the current study . There is no pleural effusion or pneumothorax . There is no focal consolidation concerning for pneumonia . Cardiomediastinal and hilar contours are stable with stable fullness of thoracic inlet , due to mediastinal fat as seen on the recent CT torso .
    OUTPUT:
    
No focal consolidation concerning for pneumonia . Left segmental atelectasis improved .