Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP single view of the chest has been obtained with patient in semi-upright position . Comparison is made with the next preceding PA and lateral chest examination of ___ . Heart size and mediastinal structures unchanged . No pulmonary congestive pattern . There is now status post right upper lobectomy with some distorted vascular pattern and apparent removal of previously identified right upper lobe densities and nodular structures . A right - sided chest tube has been advanced from the right lower chest wall reaching the apical area and pointing in caudal direction reaching in subhilar area . Remaining lungs structures are well aerated . No new pulmonary parenchymal infiltrates are seen . The apical pleural space is not completely filled . There remains a small apical pneumothorax measuring maximally 2 cm in width . No other pulmonary abnormalities are identified .
    OUTPUT:
    
Status post right upper lobectomy , drainage tube in place with small apical pneumothorax remaining .