Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are normal . The lungs are clear without evidence of focal consolidations concerning for pneumonia . There is a nodular rounded opacity overlying the left lower lung field , only seen on the frontal view . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
No consolidations concerning for pneumonia identified . There is a nodular opacity at the left lower lung field which could be secondary to atelectasis or superimposition of structures , however oblique views would be helpful for further evaluation . ___ were d / w Dr . ___ by Dr . ___ by telephone at 5 : ___p on the day of the exam .