Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The radiograph is severely limited by patient positioning , with the majority of the right lung apex , and portion of left lung apex obscured by the patient 's head and neck . Lungs demonstrate heterogeneous opacification bilaterally at the bases , as well as in the retrocardiac opacification . Additionally , there is increased intersitial markings which may be compatible with edema . The costophrenic angles are blunted bilaterally , right worse than left , indicate pleural effusion . The heart size appears mildly enlarged , and the cardiac pacemaker leads appear grossly in satisfactory position , however this is limited secondary to patient rotation . Osseous structures demonstrate significant osteopenia .
    OUTPUT:
    
Limited chest radiograph demonstrating bibasilar opacification , with small bilateral pleural effusions , concerning for infection on a background of mild pulmonary edema .