Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . The lung fields are clear . There is no pneumothorax , fracture or dislocation . Limited assessment of the abdomen is unremarkable . Linear and nodular opacities projecting over the the right upper lobe and the soft tissues of the right supraclavicular chest are likely artifactual ( possibly due to hair braids or extraneous tubular structures ) .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . Linear and nodular opacities projecting over the right upper lobe and the soft tissues of the right supraclavicular chest are likely artifactual .