Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are markedly low in comparison to the ___ study . The patient is slightly rotated rightwards . The heart appears slightly enlarged . The central pulmonary vessels are prominent , and hazy patchy densities scattered across the lung parenchyma , widening the upper mediastinum and obscuring the borders and aortic arch .
    OUTPUT:
    
Patchy bilateral pulmonary densities likely representing pulmonary edema . Multifocal pneumonia is also a possibility given known septic history . Apparent mediastinal widening is likely due to very low lung volumes . These initial findings were discussed by Dr . ___ with Dr . ___ at 2 :00 a .m . on ___ .