Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views were obtained of the chest . The lungs are low in volume but clear . There is no pleural effusion or pneumothorax . The heart is normal in size with normal cardiomediastinal contours . Incompletely assessed left shoulder again demonstrates multiple calcific densities which could reflect osteochondromatosis .
    OUTPUT:
    
No acute intrathoracic process .