Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lung volumes are low . The heart appears mildly enlarged . The mediastinal contour is prominent likely due to AP portable technique . No large effusion or pneumothorax . No signs of congestion or edema . Bony structures are intact . A chronic compression deformity again noted at the thoracolumbar junction . No free air below the right hemidiaphragm .
    OUTPUT:
    
Limited exam , mild cardiomegaly , no convincing signs of pneumonia or edema .