Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Very shallow inspiration accentuates heart size , pulmonary vascularity . There is component of atelectasis and volume loss in the left chest . Bilateral perihilar , left basilar opacities may represent edema , atelectasis , consider pneumonitis in the appropriate clinical setting , particularly on the left . Cardiac pacemaker in place . Postoperative changes in the cervical spine with hardware in place .
    OUTPUT:
    
Interval worsening , with significant component representing atelectasis from shallow inspiration .