Exterior syndrome, usually seen at the early stage of exogenous diseases marked by sudden onset and short duration, is usually caused by invasion of the six exogenous pathogenic factors into the body through the skin, mouth and nose.

表证，通常出现在以起病急、病程短为特点的外感疾病的早期阶段，通常是由六邪通过皮肤、口和鼻侵入人体引起的。