Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . No prior . Lungs are clear , costophrenic angles are sharp . There is no pneumothorax . Cardiomediastinal silhouette is within normal limits . Osseous and soft tissue structures are unremarkable . There is possible deformity of the mid right clavicle suggesting prior , healed fracture .
    OUTPUT:
    
No acute cardiopulmonary process .