Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mildly improved pulmonary vascularity . Small right pleural effusion , similar . Stable bibasilar opacities , likely atelectasis ; infiltrate could have similar appearance . New benign calcified right paratracheal lymph node .
    OUTPUT:
    
Mildly improved pulmonary vascularity . Stable bibasilar opacities