Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright radiograph of the chest was obtained . Right - sided Port - A - Cath is unchanged in position . Two left - sided chest tubes are apically directed without evidence of pneumothorax . Trace pleural effusion is decreased . Bibasilar atelectasis is noted . Subcutaneous air is seen along the left flank . Cardiomediastinal silhouette is unremarkable with surgical clips noted .
    OUTPUT:
    
No pneumothorax identified with two left chest tubes .