Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable bilateral low lung volumes . No change in the small left pleural effusion . No focal consolidation , pulmonary edema , or pneumothorax . Stable prominent cardiomegaly and mildly tortuous descending aorta . Mediastinal contours are unchanged in overall appearance . Stable prominent dextroconvex scoliosis .
    OUTPUT:
    
Stable small left pleural effusion . No acute cardiopulmonary process .