Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bronchovascular markings are accentuated by low lung volumes . There is no focal consolidation , pleural effusion or pneumothorax . Stable elevation of the left hemidiaphragm . Heart size is normal . Median sternotomy wires are intact . No acute osseous abnormalities . An electronic device projects over the left chest wall .
    OUTPUT:
    
No acute cardiopulmonary process .