A.境界清楚的紅斑,有粘著性鱗屑和角栓 B.境界不清的水腫性紅斑 C.靶形紅斑 D.境界清楚的色素減退斑
A.5%~30% B.30%~55% C.55%~70% D.70%~85%
A.色素沉著 B.色素減退 C.點(diǎn)狀角化 D.毛細(xì)血管收縮