Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has been extubated in the interim . An enteric tube courses into the stomach . A right subclavian catheter ends at the level of the low SVC . The lung volumes are low . Retrocardiac atelectasis is unchanged . No pleural effusion , pneumothorax or consolidation worrisome for pneumonia . Heart remains moderately enlarged but unchanged from ___ . No evidence of pulmonary edema .
    OUTPUT:
    
Low lung volumes after extubation .