Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low with bibasilar linear opacities compatible with atelectasis . Small bilateral pleural effusions are also demonstrated . Heart size appears unchanged and within normal limits . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is not engorged . The right hemidiaphragm remains elevated . Azygos fissure is again noted . No acute osseous abnormality .
    OUTPUT:
    
No significant interval change , low lung volumes with small effusions