Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal . Aortic knob calcifications are present . Otherwise the mediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . The right hemidiaphragm is slightly elevated compared to the left . The lungs are well - expanded without focal consolidation . There is mild prominence of the interstitial markings . The upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . Mild prominence of the interstitial markings