Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is evidence of prior , remote median sternotomy with wires in place . The lungs are clear of consolidation or effusion . There is partial obscuration of the right heart border which may be due to slight pectus deformity . No acute osseous abnormality detected .
    OUTPUT:
    
No acute cardiopulmonary process .