Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An AP and lateral view of the chest shows no focal airspace consolidation , pleural effusion , pulmonary edema , or pneumothorax . The right hemidiaphragm is mildly elevated , and unchanged from the prior exam . The patient is status post a median sternotomy and aortic valve replacement . The wires are intact . The cardiomediastinal silhouette is unchanged . A large osseous spur is noted at the right gleno -humeral joint and unchanged from prior exams .
    OUTPUT:
    
No acute cardiopulmonary process .