Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A 2 cm nodule in the right upper lobe and a left lower lobe mass are again seen , as noted on prior PET CT , compatible with patient 's known lung cancer . There is no new consolidation , pleural effusion or pneumothorax . Heart size is markedly enlarged , in part due to known pericardial effusion . Pulmonary vasculature is within normal limits . No acute osseous abnormality is identified . There is no free air under the diaphragm .
    OUTPUT:
    
No pneumonia . Bilateral masses compatible with patient 's known lung cancer .