bubble_chart Etymology "Yu" (彧), literary elegance or flourishing; "zhong" (中), center or middle. Lung is the organ associated with literary elegance, and this acupoint is located on chest, related to lung, hence its name.
bubble_chart Location
Located 2 cun lateral to the midline of chest (
Huagai (CV20)), in the depression of first intercostal space.
- Zhenjiu Jiayi Jing: "Located 1.6 cun below Shufu (KI27), in the depression";
- Xunjing Kaoxue Bian: "2 cun lateral to the center of chest Huagai (CV20)".
bubble_chart Anatomy
- Muscles: pectoralis major, external intercostal membrane, internal intercostal muscles. (deep layer: lung).
- Nerve: anterior cutaneous branch of first intercostal nerve; deep layer: first intercostal nerve; subcutaneously, medial supraclavicular nerve.
- Vessel: first intercostal artery and vein.
bubble_chart Manipulation
Transverse insertion 0.3~0.5 cun. Avoid deep insertion. Moxibustion with moxa cone 3 to 5 times, moxibustion with moxa stick for 5 to 10 minutes.
bubble_chart Efficacy
Disinhibit qi, relieve wheezing.
- Classical: coughing with counterflow of qi, excessive salivation, fullness in chest and flanks, wheezing and palpitation with inability to sit still, vomiting and poor appetite.
- Modern: pleuritis, costochondritis.
bubble_chart Combinations
- Coughing with counterflow of qi, excessive salivation and sputum: Yuzhong (KI26), Shimen (CV5).
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