Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The heart is of normal size with normal cardiomediastinal contours . Atriobiventricular leads of a left chest wall pacer terminate in similar position to ___ . Sternotomy wires are intact . Multiple mediastinal clips are similar to prior . Lung volumes are low . Lungs are otherwise clear without focal or diffuse abnormality . No pleural effusion or pneumothorax . Chronic right rib deformities are similar to prior . Acromioclavicular joint arthropathy is present bilaterally .
    OUTPUT:
    
No acute cardiopulmonary process .