Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were reviewed and compared to the prior studies . A left - sided PICC ends in the lower superior vena cava . The lungs are clear without focal consolidation , pleural effusion or pneumothorax . The cardiac and mediastinal contours are normal .
    OUTPUT:
    
No radiographic evidence of pneumonia .