Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is upper limits of normal in size . Aorta is mildly tortuous and calcified without change . Lungs are grossly clear except for minimal linear scar or atelectasis in the left base . No pleural effusion , pneumothorax or acute skeletal abnormality .
    OUTPUT:
    
No findings to account for anterior chest wall discomfort . If a skeletal etiology is considered clinically , dedicated skeletal radiographs may be helpful for more complete assessment .