Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient 's condition required examination in sitting upright position using AP frontal and left lateral views . Comparison is made with the next preceding portable single chest examination obtained nine hours earlier during the same day . The heart size is at the upper limit of normal variation , but no typical configurational abnormalities are identified . The thoracic aorta is unremarkable . No mediastinal abnormalities are seen . The pulmonary vasculature is not congested and the lateral and posterior pleural sinuses are free from any fluid accumulation . No evidence of acute parenchymal infiltrates . Specifically , in response to the posed question , there is no evidence of any retrocardiac density . When comparison is made with the preceding portable chest examination , no significant interval change can be identified .
    OUTPUT:
    
No evidence of advanced CHF or acute infiltrate in this patient with apparent clinical evidence of septicemia .