Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . The lungs are clear with no evidence of consolidation , effusion , or pneumothorax . The lungs do , however , appear hyperinflated and may represent chronic obstructive lung disease . Otherwise , two - lead pacemaker appears in place . The aorta appears mildly tortuous . Osseous structures are grossly unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .