Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP supine chest radiograph ___ at 06 :04 is submitted .
    OUTPUT:
    
Tracheostomy tube and left subclavian central line are unchanged position . Hardware is seen overlying the mid to lower thoracic spine . Lungs appear well inflated without evidence of focal airspace consolidation , pulmonary edema pleural effusions or pneumothorax . Improved aeration in the left infrahilar region consistent with resolved atelectasis . Overall cardiac and mediastinal contours are stable .