Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperexpanded with flattened diaphragms . Bilateral sutures in the upper lungs are consistent with history of lung volume reduction surgery . Multifocal bilateral opacities are concerning for infection . Prominent pulmonary arteries suggest pulmonary hypertension . The mediastinal contours and heart borders are normal . No pleural effusion . Anterior wedge deformity of thoracic vertebral bodies are stable from ___ .
    OUTPUT:
    
1 . Multifocal pneumonia . 2 . Emphysema . 3 . Pulmonary hypertension .