bubble_chart Category Ying-spring (water) point.
bubble_chart Etymology
"Zu" (足), foot;"tong" (通), to connect or pass through; "gu" (谷), valley. The point is located near prominence of joint, similar to Qiangu (SI2) and Rangu (KI2), hence the name. To distinguish it from the point of the same name on foot shaoyin kidney meridian (Futonggu (KI20)) in abdomen, Zhenjiu Daquan adds the prefix "foot" (足).
bubble_chart Location
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Zutonggu (BL66) acupoint
(adapted from "Meridians and Acupoints")
On lateral side of foot, in the depression at the junction of red and white skin, in front of the joint of little toe (fifth metatarsophalangeal joint).
- Lingshu-Benshu: "In front of the joint, on lateral side";
- Zhenjiu Jiayi Jing adds: "On little toe";
- Zhenjiu Jicheng: "At the edge of foot, in front of prominence of bone".
bubble_chart Anatomy
- Nerves: proper plantar digital nerve, lateral dorsal cutaneous nerve of foot.
- Vessels: plantar digital artery and vein.
bubble_chart Manipulation
Perpendicular insertion 0.3～0.5 cun. Moxibustion with moxa cone 3 to 5 times, moxibustion with moxa stick for 10 to 15 minutes.
bubble_chart Efficacy
Dispel heat, clear head and eyes.
- Classical: body pain, irritability and fullness, chills and fever, malaria, cough and wheezing, manic and depressive psychosis, frequent fright, headache, dizziness, nape pain, chest fullness, indigestion, vomiting , swelling under tongue with difficulty speaking, flaccid tongue, blurred vision, epistaxis.
bubble_chart Combinations
- Headache and dizziness: Taiyang (EX-HN5), Fengchi (GB20), Zutonggu (BL66).
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