Ink and brush drawing from a handwritten copy of the anonymous text Dingchuang yaojue (Essential Art of Boils), executed in 1874 (13th year of the Tongzhi reign period of the Qing dynasty). It indicates the disease location for quanjiao ding (boil stuck to the cheekbone) occurs on both cheekbones, and is attributed to heat evaporation from the spleen and stomach. It is treated by needling and opening (tiaoci), at locations including the tip of the little finger, the indentation of the earlobe, and the angle of the Tiger's Mouth -- the area between the thumb and the index finger. Stomach-clearing beverage of chuanlian (i.e. huanglian, Chinese goldthread, rhizome coptidis) and stomach-clearing decoction are administered orally, with rhubarb and dried orange fruit as necessary.
