Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright view of the chest demonstrates low lung volumes without pleural effusion , focal consolidation or pneumothorax . Hilar and mediastinal silhouettes are unchanged . The ascending aorta appears prominent . Heart is mildly enlarged . There is no pulmonary edema . Right lung apex opacity is unchanged , which may reflect scarring . Partially imaged upper abdomen is unremarkable .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .