Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable cardiomegaly and tortuosity of the thoracic aorta . The lungs are clear except for minimal linear atelectasis at the bases . There are no pleural effusions . The bones are diffusely demineralized , and mild compression deformities in the spine are generally stable compared to CT chest of ___ .
    OUTPUT:
    
Cardiomegaly without evidence of congestive heart failure .