Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear , without focal consolidation or pulmonary edema . No pleural effusion or pneumothorax . The cardiomediastinal silhouette , hila , and pleura are normal . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process . No specific radiographic finding to explain the patient 's chest pain .