Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits . Mild irregularity of the proximal aspect of the left third and fourth ribs may relate to prior rib fracture . There is a chronic appearing deformity of the right clavicle with extensive callus formation and widening of the right sternoclavicular interval , possibly posttraumatic in origin .
    OUTPUT:
    
No acute cardiopulmonary process .