Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest views were obtained with patient in upright position . Analysis is performed in direct comparison with the next preceding similar study of ___ . The on previous examination identified typical left upper lobe lingula pneumonia has cleared completely . Presently , the chest findings are within normal limits . No evidence of remaining infiltrates , no pleural effusions and no pneumothorax in the apical area .
    OUTPUT:
    
Complete normalization of previously identified lingular pneumonia .