Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right right - sided Hickman catheter is in the mid SVC . The lung volumes are normal . Normal size of the cardiac silhouette . Normal hilar and mediastinal structures . Calcified right breast implant . No pneumonia , no pulmonary edema . No pleural effusions .
    OUTPUT:
    
No evidence of pneumonia .