Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . The cardiac , hilar and mediastinal contours are normal . No pleural abnormality is seen . At the costo-vertebral junction of the left eleventh rib , slight asymmetry may be positional . Recommend oblique views for further evaluation .
    OUTPUT:
    
Slight asymmetry of the left eleventh rib costovertebral junction , which may be positional . No displaced fracture seen . Oblique views pending .