Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a focal opacity in the right lower lobe . The lungs are otherwise clear . Moderate cardiomegaly is not significantly changed . The descending thoracic aorta is slightly ectatic , as before . There are no pleural effusions . No pneumothorax is seen . Degenerative changes of the thoracolumbar spine are again noted .
    OUTPUT:
    
1 . Opacity suggesting right lower lobe pneumonia in the appropriate setting ; atelectasis could also be considered . 2 . Unchanged moderate cardiomegaly . The above findings were discussed with Dr . ___ by Dr . ___ at 2 :06 a .m . via telephone on ___ .