Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is normal . The osseous structures are unremarkable for acute process . Pectus excavatum deformity is incidentally noted .
    OUTPUT:
    
No acute intrathoracic process .