"Earth" refers to the feet, which is opposite to the "Tian" (neck) of Renying (ST9). Cave dwelling foot lesser yang gallbladder meridian (GB) Among the five points of the foot (Zuqiaoyin (GB44), Xiaxi (GB43), Diwuhui (GB42), Zulinqi (GB41), Qiuxu (GB40)), the upper and lower points correspond.

[Location]

Diwuhui (GB42) point (引自"Meridians and Acupoints")

• Zhenjiu Jiayi Jing: "In the middle of the little finger and second finger of the foot.";
• Bronze Man acupoint acupuncture and moxibustion Picture Book: "Go to Xiaxi (GB43) for an inch".

[Anatomy]

• Muscles: Medial tendon of fifth extensor digitorum longus, extensor digitorum brevis, fourth dorsal interosseous muscle, and third interosseous plantar muscle.
• Nerve: Fourth metatarsus dorsal nerve.
• Vessels: There is a network of dorsal pedis veins under the skin, and the fourth metatarsus is the dorsal artery and vein.

[Manipulation]

Perpendicular insertion 0.5~1 inch. moxa cone moxibustion 3 to 5 times, moxa stick warm moxibustion for 10 to 15 minutes.

[Efficacy]

It can benefit the chest and ribs and reduce breast swelling.

• Classical: internal damage: bloody saliva, red and painful eyes, swollen armpits, breast swelling, tinnitus, lumpago, redness and swelling on the instep, and no cream on the outside of the foot.
• Modern: Mastitis (early stage), lumbar puncture and acupuncture points.

[Recipe]

• Itchy and painful eyes: Guangming (GB37), Diwuhui (GB42).
• Armpit swelling: Tianchi (PC1), Weiyang (BL39), Yangfu (GB38), Shenmai (BL62), Zulinqi (GB41), Diwuhui (GB42).
• tinnitus, lumpago: Ermen (TE21), Zusanli (ST36), Diwuhui (GB42).
• Mastomatous pain: Tanzhong (CV17), Rugen (ST18), Zusanli (ST36), Zulinqi (GB41), Diwuhui (GB42).