Collected Illustrations of the Three Realms: Volume VI of the Human Body

Regarding Purple Mustard sores original: "Zijie" (紫疥). A skin eruption named for its dark purple color and small, mustard-seed-like appearance; historically associated with severe systemic toxicity., these are caused by poisonous vapor original: "du qi" (毒氣). In traditional medicine, this refers to pathogenic toxins or morbid factors that have accumulated within the body. inside the abdomen traveling through the meridians original: "jingluo" (經絡). The network of pathways through which vital energy and blood circulate..

The condition manifests at the gate of the fixed pulse original: "dingmai zhi guan" (定脉之關). Likely referring to a specific diagnostic junction or anatomical point where the pulse is stabilized or measured.. When the sores emerge, their physical form resembles small purple mustard seeds. They may be either painful or itchy and can break out anywhere on the body without being restricted to a specific location.

The tips of these sores are black and sunken in the center. If the affliction spreads deep into the abdomen, it will cause the patient to suffer from nausea and vomiting.

The method for treating Purple Mustard sores is the same as the method used for boils original: "ding" (疔). A category of acute, hard, and deep-rooted inflammatory lesions, often called "nail-like" boils because of their deep, penetrating "roots" into the flesh..