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Table 1 Location of the acupoints

From: Efficacy and safety of thread embedding acupuncture for facial expression muscles atrophy after peripheral facial paralysis: study protocol for a randomized controlled trial

Acupoint (standard abbreviation/Chinese nomenclature) Location
GB20/Fengchi (Affected side) In the anterior region of the neck, inferior to the occipital bone, in the depression between the origins of sternocleidomastoid and the trapezius muscles
LI4/Hegu (Bilateral Extremity) on the highest point of the fleshy joining between the index and thumb fingers when they are stretched outwards
LR3/Taichong (Bilateral Extremity) In the depression anterior to the junction of the first and second metatarsal bones
GB12/Wangu (Affected side) In the posterior and inferior depression of the mastoid process behind the ear
ST7/Xiaguan (Affected side) On the face, anterior to the ear, in the depression between the zygomatic arch and the condyloid process of the mandible
SI18/Quanliao (Affected side) In the lower margin depression of zygomatic bone
LI20/Yingxiang (Affected side) Next to the ala of the nose
BL2/Cuanzhu (Affected side) On the medial end of the eyebrow
SJ23/Sizukong (Affected side) In the depression of the tail of the eyebrow
ST4/Dicang (Affected side) Outside the corner of the mouth, just below the pupil