Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple prior radiographs dated back to ___ . Moderate cardiomegaly has been stable compared to prior exams dated back to ___ . Diffuse opacities are seen throughout the left hemi thorax , predominantly overlying the mid left lung . A left - sided IJ is seen , with the tip likely in the ipsilateral brachiocephalic / internal jugular vein junction . A right - sided hemodialysis catheter is seen , terminating in the right atrium , unchanged in position compared to the prior exam . There is no large pleural effusion , or pneumothorax .
    OUTPUT:
    
Left - sided IJ line terminates likely in the left ipsilateral brachiocephalic vein / internal jugular vein junction . Diffuse opacities overlying the mid left lung , may be secondary to pneumonia .