Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Perihilar opacities are seen which could be due to multifocal pneumonia given patient 's history , underlying it edema not entirely excluded . Areas of linear opacity in the left mid lung and right lung base may be due to atelectasis . No large pleural effusion is seen . Blunting of the right costophrenic angle is chronic There is no pneumothorax . The cardiac silhouette is moderately enlarged . Mediastinal contours are unremarkable .
    OUTPUT:
    
Bilateral perihilar opacities could relate to pulmonary edema although multifocal infection is not excluded given clinical history provided . Moderate cardiomegaly .