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 with overlying minimal basilar atelectasis . There is mild elevation of the right hemidiaphragm . Subtle left base retrocardiac opacity most likely relates to atelectasis rather than consolidation . No pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are stable given differences in inspiration .
    OUTPUT:
    
Low lung volumes without definite findings to suggest pneumonia . Likely left base atelectasis .