Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest were obtained . There is increased consolidation noted in the right upper lung which is concerning for pneumonia . Otherwise , the lungs appear clear . No large effusions or pneumothorax is seen . Heart appears stable in size with mild enlargement . The retrocardiac density containing an air - fluid level is likely a hiatal hernia . Mediastinal contour is stable . Bony structures are unchanged with a stable compression deformity at the lower C - spine seen on lateral view .
    OUTPUT:
    
Right upper lobe opacity concerning for pneumonia . Mild cardiomegaly stable . Hiatal hernia redemonstrated .