Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs this compared to chest radiograph dated ___ . No focal opacity to suggest pneumonia is identified . Again seen within the right upper lobe , there is a tubular opacity identified , though less conspicuous , which is thought to correspond to persistent mucoid impaction as identified on CT dated ___ . . Within the left apex , a focal 6 mm opacity corresponds to a granuloma as identified on CT dated ___ . Cardiomediastinal and hilar contours are similar appearance to prior examination . Heart is borderline enlarged . No acute osseous abnormalities detected . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No acute intrathoracic abnormality .