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LI-8 Lower Ridge

下廉 〔下廉〕 xià lián

Alternate names: 手之下廉 shǒu zhī xià lián, Lower Ridge of the Arm

Channel: LI, hand yáng brightness (yáng míng) large intestine channel

Modern location: An acupoint located on the dorsoradial aspect of the forearm, 4 cùn distal to the elbow (LI-11) on the line that connects LI-5 and LI-11.

Classical location: One cùn from Upper Ridge (LI-9), under the assisting bone [i.e., the radius] and in the parting of the protuberant flesh that covers it. From The Great Compendium of Acupuncture and Moxibustion (针灸大成 zhēn jiǔ dà chéng)

Local anatomy: See LI-7.

Action: Disperses wind and clears heat; frees the channels and relieves pain.

Modern indications: Headache; dizziness; eye pain; pain in the elbow and arm; rumbling intestines; abdominal pain.

Classical indications: Headache or head wind; dizziness; eye pain; pain in the umbilical region; nontransformation of grain and water (undigested food in the stool); abdominal fullness; food diarrhea; panting; bloody urine; manic raving.

Needle stimulus: Needling: 0.5‒0.7 cùn perpendicular insertion. Moxa: 3 cones; pole 2‒5 min.

Point name meaning:

LI-8 is located on the forearm four cùn below the elbow. The point name refers to the location of the point on the ridge of the arm (i.e., the inner edge of the radius) below the elbow. Lower simply indicates that this is the lower of two points (LI-8 and LI-9) that are both named ridge. See acupoint names: origins, meanings, and translations.

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