Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aorta is mildly tortuous . The mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . Ill - defined consolidative opacity is noted within the right upper lobe concerning for pneumonia . Patchy opacities in the lung bases may reflect areas of atelectasis , but additional sites of infection are not excluded . No pleural effusion or pneumothorax is present . No acute osseous abnormality is visualized .
    OUTPUT:
    
1 . Right upper lobe pneumonia . 2 . Patchy opacities within the lung bases may reflect areas of atelectasis , but additional sites of infection are not excluded .