Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In the right hilum , there is increased density , which corresponds with an opacity overlying the upper mid thoracic spine on the lateral view . The above findings are concerning for pneumonia in the superior segment of the right lower lobe and probable associated adenopathy given the clinical history . Otherwise , the lungs are clear . There is no pneumothorax . No vascular congestion , edema or pleural effusions are identified . Beyond the right hilar abnormality , the remainder of the mediastinal contours are within normal limits .
    OUTPUT:
    
Right hilar opacity concerning for pneumonia in the superior segment of the right lower lobe with probable associated adenopathy . Patient needs a follow - up chest radiograph in ___ weeks after antibiotic therapy to assure resolution of the above mentioned abnormalities as the differential diagnosis includes a post-obstructive pneumonia from an obstructing endobronchial or hilar mass lesion . Dr . ___ communicated the above findings to Dr . ___ ( ED physician ) at 8 : 15 am on ___ by telephone .