Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP chest radiograph . Upper lobe pulmonary consolidations representing pulmonary contusions on CT are improved . Bilateral apical pneumothoraces seen on CT C - spine are too small to visualize on this modality . There is no pleural effusion . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
Improving bilateral pulmonary contusions .