Syndromes of exterior type   This refers to conditions resulting from an invasion of exogenous pathogens in the superficial portion of the body. These conditions are marked by sudden onset, short duration, and are often seen in the early stages of exogenous diseases. Their major manifestations are aversion to cold or wind, fever, a thin tongue coating and a floating pulse. Some of the accompanying symptoms are headache, general aches, nasal congestion and runny nose, itchy or sore throat, and cough.		biao zheng 表証   表証指外感六淫從體表皮毛、口鼻入侵所致的，病在肌膚、經絡部位的一些証候。臨床上，表証具有起病急，病情較輕，病程較短，有感受外邪因素可追溯等特點。一般屬於外感病初期。其代表症狀有發熱、惡風寒、身痛、頭痛、苔薄白、脈浮，或者伴隨鼻塞、流清水涕、噴嚏、咽喉癢痛、微咳等症狀。