Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . There is no pleural effusion or pneumothorax . There is no focal consolidation concerning for aspiration or pneumonia . Irregular lucencies in the proximal shaft of the right humerus are again noted and appear grossly stable compared to the shoulder radiographs from ___ . A bone scan done at this time revealed no abnormal radiotracer uptake . A left pacemaker is seen with tips terminating in the right atrium and right ventricle .
    OUTPUT:
    
No consolidation concerning for aspiration or pneumonia .