间擦性黄瘤为发生与下列哪个部位的扁平黄瘤() ["A．上眼睑内眦处","B．手掌","C．颈部","D．腋下"]
烟酸缺乏症的三联症不包括以下哪项() ["A．皮炎","B．腹泻","C．痴呆","D．便秘"]
以下不是黄瘤病临床类型的是() ["A．结节性黄瘤","B．扁平黄瘤","C．发疹性黄瘤","D．重症黄瘤"]
什么是呼吸困难？
以下疾病中除皮损外尚有周围神经病变的是() ["A．红斑狼疮","B．迟发性皮肤卟啉病","C．光线性网织细胞增多症","D．烟酸缺乏症"]
呼吸困难临床表现有几种类型？
