Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . The aorta is markedly tortuous . Reticular nodular opacities scattered at the lung bases are minimally changed since ___ . There is increased opacity across the left upper lung zone , which may represent new edema or consolidation . There is no pneumothorax . The right costophrenic angle is obscured either by overlying fibrosis or small amount of fluid .
    OUTPUT:
    
New left upper zone opacity which may represent asymmetric edema or new consolidation .