Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear within normal limits . There is no pleural effusion or pneumothorax . Patchy opacity affects the medial anterior right middle lobe . Otherwise , the lungs appear clear .
    OUTPUT:
    
Findings suggest pneumonia in the right middle lobe . If impression of pneumonia is discordant with clinical presentation , then correlation with whether there may have been any recent pulmonary infection is recommended ; the area of opacification is not typical of atelectasis or mass lesion . Correlation with any prior outside radiographs may also be helpful . Follow - up radiographs are recommended to show resolution in ___ weeks .