Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small to moderate left - sided pleural effusion . Cardiac size remains stable . NG tube courses into the stomach and off the film . Right - sided PICC line terminates in the high SVC . There is no evidence of infection . Bibasal atelectasis is present .
    OUTPUT:
    
Small to moderate left - sided pleural effusion .