Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is increased opacity , best seen on the lateral view , localizing to the right upper lobe . There is no effusion or pulmonary vascular congestion . Subcutaneous gas projects over the left axilla compatible with patient 's history of recent partial mastectomy . Osseous structures are unremarkable .
    OUTPUT:
    
Increased opacity projecting over the right upper lobe , best seen on the lateral view could represent pneumonia in the proper clinical setting .