Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable frontal chest radiograph demonstrates a tracheostomy tube in standard position , although the cuff distends the caliber of the trachea . Further elevation of the left hemidiaphragm and upward traction on the left hilus reflects left - sided volume loss from atelectasis . Bilateral parenchymal opacity is improving in the right upper lung from ___ or ___ . Pulmonary edema is mild and also improving . A left upper extremity PICC tip projects over the mid SVC .
    OUTPUT:
    
1 . Bilateral parenchymal opacity is improving in the right upper lung from ___ or ___ . Pulmonary edema is mild and also improving . 2 . The tracheostomy tube cuff distends the caliber of the trachea , and may be overinflated .