Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is upper limits of normal in size , and the aorta is diffusely tortuous . Lungs are clear except for a small linear focus of atelectasis or scarring in the left lower lobe . There are no pleural effusions . Bones are diffusely demineralized . Associated mild compression deformities in the spine are of indeterminate age .
    OUTPUT:
    
1 . No radiographic evidence of acute pulmonary abnormality . 2 . Apparent osseous demineralization and mild compression deformities in several thoracic vertebral bodies . Does the patient have a history of steroid use or other risk factors for bone demineralization ?