Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is days small left apical and lateral pneumothorax that is slightly more prominent on the current study than on the study from 6 hours previously . The heart size is moderately enlarged and there is pulmonary vascular redistribution with some alveolar infiltrate left greater than right . There continues to be volume loss in both bases . An underlying infectious infiltrate ca n't be excluded . The stomach is distended . That left - sided chest tube has been removed .
    OUTPUT:
    
Small left pneumothorax , slightly larger than on the prior study .