Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal , pleural and pulmonary structures are unremarkable . There is no pleural effusion or pneumothorax . No focal airspace consolidation is seen to suggest pneumonia . Heart size is normal . There are mild degenerative changes of thoracic spine , with anterior osteophytosis .
    OUTPUT:
    
No acute cardiopulmonary process .