Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph ___ at 05 :02 is submitted .
    OUTPUT:
    
Right internal jugular central line unchanged in position . Stable cardiac and mediastinal contours . Lungs remain well inflated without evidence of focal airspace consolidation , pleural effusions , pulmonary edema or pneumothorax .