Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right lower lobe opacity is concerning for pneumonia . A rounded density projecting over the anterior right second rib was not seen on ___ . Osseous structures are unremarkable . The cardiomediastinal silhouette is unremarkable . There is no pneumothorax .
    OUTPUT:
    
1 . Right lower lobe pneumonia . 2 . A rounded density projecting over the anterior right second rib was not seen on ___ . Attention on follow - up and correlation with clinical examination is recommended as this may lie outside the patient .