Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is normal in size . Slight prominence of the mediastinum may reflect prominent mediastinal fat deposition . Lungs are clear except for minimal atelectasis or scar in the left mid and lower lung region . Small pleural effusions are present bilaterally . Bones are diffusely demineralized , and note is made of mild compression deformities in the lower thoracic spine .
    OUTPUT:
    
Small bilateral pleural effusions .