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