Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The aorta remains tortuous and diffusely calcified . There is no pulmonary vascular congestion . Mild bibasilar atelectasis is seen . A moderate size hiatal hernia is re - demonstrated . No focal consolidation , pleural effusion or pneumothorax is present . There are no acute osseous abnormalities . Multilevel degenerative changes are noted in the thoracic spine with a levoscoliosis centered at the thoracolumbar junction . No free air is identified under the diaphragms .
    OUTPUT:
    
Moderate size hiatal hernia . Mild bibasilar atelectasis . No free air identified under the diaphragms .