Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . Mild elevation of the right hemidiaphragm is new , and there is no intrathoracic finding to account for this . Lung volumes are lower than on the prior exam , but there is no focal consolidation concerning for pneumonia . Pulmonary vasculature is within normal limits . The upper abdomen is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .