Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left small apical pneumothorax is unchanged . The rest of the exam is stable with bilateral small pleural effusions and bibasilar atelectasis . Mediastinal and cardiac contours are stable . Right jugular line ends in lower SVC . Left chest tube projects in lower hemithorax .
    OUTPUT:
    
Small left apical pneumothorax is unchanged after chest tube water seal .