Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are relatively low lung volumes . Bilateral perihilar opacities are seen , right greater than left , with differential diagnosis including multifocal pneumonia , pulmonary edema , pulmonary hemorrhage . Right peritracheal and peribronchial / perihilar soft tissue opacity may be due to lymphadenopathy . No large pleural effusion or pneumothorax is seen . The cardiac silhouette is not enlarged . Anchor screws project over the right humeral head from presumed prior rotator cuff repair .
    OUTPUT:
    
Relatively low lung volumes . Right greater than left bilateral pulmonary opacities with differential diagnosis including multifocal infection , fluid overload , pulmonary hemorrhage , underlying neoplastic process not excluded . Possible mediastinal and right hilar lymphadenopathy . No prior from comparison . Follow - up chest CT would provide further assessment .