Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Prior right - sided central venous catheter is no longer visualized . Low lung volumes are again noted . There is , however , new opacity at the right lung base . Somewhat linear left basilar opacity is seen suggestive of atelectasis versus scarring . There is no large effusion . Cardiomediastinal silhouette is essentially unchanged . No acute osseous abnormality is identified . Moderately distended loops of bowel seen below the abdomen .
    OUTPUT:
    
Right basilar opacity likely due to at least some atelectasis , noting that infection is also possible . Distended loops of bowel visualized in the upper abdomen for which clinical correlation suggested regarding need for additional imaging .