Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is an electronic device projecting over the left lower anterior chest . A right internal jugular central line terminates in the right atrium . The heart is again moderately enlarged , stable in size compared to the prior exam . There is no pleural effusion or pneumothorax . Minimal fluid overload is suspected ; however , this is similar to the prior radiograph . Degenerative changes are again seen along the lower thoracic spine .
    OUTPUT:
    
No evidence of pneumonia .