Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is an opacity seen within the right lung projecting over the seventh posterior rib . In the appropriate clinical context , this should be considered as pneumonia . Heart appears to be normal in size . There are calcifications within the arch of the aorta . No pleural effusion and no pneumothorax .
    OUTPUT:
    
Focal area of opacity within the right lung , which should be interpreted as pneumonia in the proper clinical context .