Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright chest radiograph obtained . Lung volumes are low . Heart size is enlarged though appears stable with an LV configuration . The lungs appear clear without definite signs of pneumonia or CHF . No large effusion or pneumothorax is seen . Aortic knob calcifications are again noted . Bony structures are intact . Scoliotic deformity of the thoracolumbar spine is again noted .
    OUTPUT:
    
Cardiomegaly with LV configuration , unchanged . Scoliosis . No signs of pneumonia .