Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There are low lung volumes . There is bibasilar atelectasis . Blunting of the left costophrenic angle suggests a small pleural effusion . Eventration of the right hemidiaphragm is seen . No pneumothorax is seen . The aorta is calcified and tortuous . The cardiac silhouette is not optimally assessed due to the bibasilar opacities , although does not appear enlarged .
    OUTPUT:
    
Bibasilar atelectasis and small left pleural effusion , underlying consolidation can not be excluded in the appropriate clinical setting .