Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In the right lower lobe , overlying the ___ posterior rib , there appears to be a nodular density ; this may be related to the patient 's nipple . Otherwise , the lungs are clear . Cardiac silhouette is normal in size . Aorta is tortuous . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . Possible right lower lobe nodule , likely nipple . Recommend repeat radiographs with nipple markers . Findings communicated to the ED QA nurses .