Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is an equivocal nodule in the middle right lung , which requires CT for further investigation . This may represent a rib end , however it may represent malignancy . The cardiomediastinal silhouette and hilar contours are normal . The pleural surfaces are clear without effusion or pneumothorax .
    OUTPUT:
    
1 . Equivocal nodule in the middle right lung , which requires CT for further investigation . 2 . No evidence of pneumonia . These findings were entered into the critical results dashboard by Dr . ___ ___ at 17 :43 on ___ .