1. Also welling-abscess of the stomach; stomach duct welling-abscess; stomach welling-abscess; internal welling-abscess of the stomach duct. A welling-abscess (yōng) arising in the stomach duct. The Gateway to Medicine (医学入门 yī xué rù mén) attributes it to depressed fire arising from diet and the seven affects that becomes isolated by externally contracted cold qì, filling the stomach duct. It starts with dull pain and slight swelling at CV-12 (Center Stomach Duct, 中脘 zhōng wǎn), a sunken fine stomach pulse, generalized heat, and dry skin. The local area becomes hard with pain stretching into the heart. Abatement of the heat effusion and pain are favorable signs; spreading of pus that causes the stomach and intestines to rot is an unfavorable sign.
Medicinal therapy: In the initial state, free the bowels and drain heat, move stasis and disperse binds. Use Rhubarb and Moutan Decoction (大黄牡丹皮汤dà huáng mǔ dān pí tāng). When pus has formed, move stasis and expel pus with medicinals such as rice bean (Phaseoli Semen, 赤小豆chì xiǎo dòu), coix (Coicis Semen, 薏苡仁yì yǐ rén), fangji (Stephaniae Tetrandrae Radix, 防己fáng jǐ), and licorice (Glycyrrhizae Radix, 甘草gān cǎo). After the pulse has been expelled, supplement qì with Center-Supplementing Qì-Boosting Decoction (补中益气汤bǔ zhōng yì qì tāng).
2. An external welling-abscess (yōng) located at CV-12 (Center Stomach Duct, 中脘 zhōng wǎn). For treatment, see external welling-abscess.