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BL-4 Deviating Turn

曲差 〔曲差〕qū chā

Alternate names: 鼻冲 bí chōng, Nose Flush

Channel: BL, Foot Greater Yáng (tài yáng) Bladder Channel

Modern location: An acupoint located on the superior aspect of the head, 0.5 cùn within the anterior hairline and 1.5 cùn lateral to the midline.

Classic location: Above Eyebrow Ascension (BL-3) within the hairline, one cùn and five fēn each side of Spirit Court (GV-24). (Yī Zōng Jīn Jiàn)

Local anatomy: The frontal artery and vein. The lateral branch of the frontal nerve.

Action: Discharges heat and opens the orifices; clears the head and brightens the eyes.

Modern indications: Headache; unclear vision; eye pain; nasal congestion; nosebleed.

Classic indications: Headache; generalized heat effusion; vexation and fullness in the heart; absence of sweating; blurred vision; nose sores; sniveling and nosebleed.

Needle stimulus: Needling: 0.3‒0.5 cùn upward transverse insertion. Moxa: 3‒5 cones; pole 5‒15 min.

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