Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube tip ends approximately 3 cm above the carina and right PICC line tip is at cavoatrial junction / lower SVC . Over the last 24 hours , there have not been much changes in the lungs . Bibasal atelectasis and small bilateral pleural effusions are unchanged . There is no pulmonary edema or pneumonia . No pneumothorax .
    OUTPUT:
    
Bilateral small pleural effusion and bibasal small atelectasis is unchanged over last 24 hours ; however , any concurrently associated infection can not be ruled out and its interpretation should be done in conjunction with the clinical history .