Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest : The lungs are clear without focal consolidation to suggest pneumonia . There is no pleural effusion or pneumothorax . No obvious displaced rib fracture is identified ; however , fine detail is obscured by overlying soft tissue . The heart size is normal . There are mild degenerative changes of the thoracic spine , with anterior osteophytosis .
    OUTPUT:
    
No acute cardiopulmonary process .