Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lordotic positioning . No lines or tubes identified . Clinical correlation is requested . Multiple EKG leads overlie the chest . There are very low inspiratory volumes . Allowing for this , no definite cardiac enlargement . Mild upper zone redistribution , without other evidence of CHF . No focal infiltrate or effusion . No pneumothorax detected .
    OUTPUT:
    
No lines or tubes identified . Clinical correlation requested . Upper zone redistribution , which could be accentuated by low inspiratory volumes . Allowing for this , no acute pulmonary process identified .