Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided Port - A - Cath is unchanged with the tip in the upper right atrium . The lung volumes are low . There is no focal consolidation or pulmonary edema . There are trace bilateral pleural effusions . There is no pneumothorax . The mediastinal contours are normal . The heart size is mildly enlarged , and unchanged . A CBD stent and clips are noted in the right upper quadrant .
    OUTPUT:
    
Small bilateral pleural effusions . No evidence of pneumonia .