Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable semi-erect frontal chest radiograph demonstrates a normal cardiomediastinal silhouette and well - aerated lungs without focal consolidation , pleural effusion , or pneumothorax . The patient is status post right first rib resection with the expected postsurgical anatomy . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
No pneumothorax . No acute cardiopulmonary process . This preliminary report was reviewed with Dr . ___ , ___ radiologist .