Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable semi upright frontal chest radiograph demonstrates right port tip within the lower SVC . Low lung volumes with bilateral heterogeneous opacities , increased from previous examination on a background of bilateral reticular opacities and band like linear scarring / atelectasis within the left mid lung . Cephalization noted as well as fluid within the minor fissure . Limited assessment of the heart is unremarkable . Mediastinal contour and hila are unremarkable . Trace right pleural effusion . No left pleural effusion . No pneumothorax . Limited assessment of the osseous structures demonstrates left - sided lumbar scoliosis . IVC filter is noted . Visualized upper abdomen is within normal limits .
    OUTPUT:
    
1 Low lung volumes with mild pulmonary edema . 2 . Bilateral heterogeneous opacities is most likely asymmetric edema or global pneumonia . Clinical correlation is recommended .