Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant interval change other than perhaps slightly lower lung volumes . No focal consolidation , edema , effusion , or pneumothorax . Mild cardiomegaly persists , overall unchanged . The descending aorta may be slightly tortuous , unchanged . Appearance of the thoracic spine with degenerative changes and some loss of vertebral body height is overall similar to the prior exam . Slight eventration of the right hemidiaphragm is also overall unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .