Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is an irregularly - shaped calcific density projected to the left of the eighth thoracic vertebra . This is projected over the left lower lobe . The lungs appear otherwise clear . The heart and mediastinal structures are unremarkable in appearance . The bony thorax is grossly intact .
    OUTPUT:
    
Calcific density projects over the left lower lobe . This is likely a skeletal deformity related to skeletal trauma but the appearance is not specific . It may be helpful to compare with prior , outside x-rays . Alternatively , CT could be performed for further evaluation .