8.4 Essential Extra Points (Non-Channel Points)
Key Takeaways
Extraordinary points (Qi Xue) provide targeted, empirically validated clinical actions situated outside the fourteen primary channels, organized systematically into cranial/cervical, torso/abdominal, and extremity anatomical distributions.
Head and neck extra points address acute sensory, cranial, and Shen disharmonies: Tai Yang (migraines and red eyes, bled for heat), Yin Tang (frontal headache, sinusitis, calming Shen), Si Shen Cong (epilepsy, memory, insomnia), Qiu Hou (pushing the globe superiorly for deep orbital needling), and An Mian (premier point for sleep disruption).
Trunk extra points target specific neuromusculoskeletal and visceral reflex arcs: Ding Chuan (0.5 cun lateral to C7 for acute asthmatic bronchospasm), Hua Tuo Jia Ji (17 bilateral pairs from T1-L5 for segmental somatic and autonomic regulation), Wei Guan Xia Shu / Yi Shu (T8 level for wasting and thirsting / diabetes), and Zi Gong (3 cun lateral to Ren 3 for infertility and dysmenorrhea).
Extremity extra points deliver rapid emergency, pediatric, and orthopedic solutions: Shi Xuan (bleeding fingertips for acute apoplexy and fever), Si Feng (pricking PIP creases for childhood Gan accumulation), Luo Zhen (active neck mobilization during needling for acute torticollis), Lan Wei Xue (diagnostic tenderness and treatment for appendicitis), and Dan Nang Xue (diagnostic tenderness and treatment for cholecystitis).
8.4 Essential Extra Points (Non-Channel Points)
Quick Answer: Extra Points (Qi Xue) are non-channel acupuncture points possessing distinct anatomical locations, high empirical efficacy, and focused clinical actions. High-yield extra points on the NCCAOM examination include: Tai Yang (temple, temporal headache, bled for eye inflammation), Yin Tang (glabella, frontal headache, rhinitis, calms Shen), Si Shen Cong (4 points around Du 20 for memory loss and insomnia), An Mian (behind ear for insomnia), Ding Chuan (0.5 cun lateral to C7 for acute wheezing and asthma), Hua Tuo Jia Ji (17 pairs 0.5 cun lateral to T1-L5 spinous processes for segmental visceral and spinal disorders), Wei Guan Xia Shu / Yi Shu (1.5 cun lateral to T8 for diabetes and pancreatitis), Zi Gong (3 cun lateral to Ren 3 for infertility and uterine prolapse), Shi Xuan (ten fingertips, bled for stroke and coma), Si Feng (PIP creases, pricked for clear fluid in pediatric Gan accumulation), Luo Zhen (hand dorsum between 2nd-3rd metacarpals, needled with active neck movement for acute torticollis), Lan Wei Xue (2 cun inferior to ST 36, diagnostic tenderness and empirical point for acute appendicitis), and Dan Nang Xue (1-2 cun inferior to GB 34, diagnostic tenderness and empirical point for cholecystitis and gallstones).
Cranial, Facial, and Cervical Extra Points
Cranial extra points are widely utilized to clear Wind-Heat from the sensory orifices, pacify ascending Liver Yang, regulate cerebral circulation, and anchor the Shen.
Cranial & Facial Extra Points Reference
| Point Name | Location | Primary Actions & Clinical Indications | Needling Technique, Depth & Precautions |
|---|---|---|---|
| Tai Yang (Greater Yang) | In depression approximately 1 cun posterior to midpoint between lateral end of eyebrow and outer canthus | Premier point for one-sided migraine, temporal headache, acute red conjunctivitis, eye pain, toothache | 0.3–0.5 cun perpendicular or oblique posteriorly; or prick with three-edged needle to bleed for acute exterior Heat, high fever, or severe eye inflammation. |
| Yin Tang (Hall of Impression) | At glabella, midway between medial ends of bilateral eyebrows | Premier point to calm the Shen (insomnia, severe anxiety, agitation), frontal sinus headache, rhinitis, nasal congestion, infantile convulsions | 0.3–0.5 cun transverse / subcutaneous directed inferiorly (toward bridge of nose) or superiorly. Pinch skin while inserting. |
| Si Shen Cong (Four Spirit Alertness) | Group of 4 points on vertex, each located 1 cun anterior, posterior, and bilateral to Du 20 (Baihui) | Pacifies Wind, calms spirit, brightens eyes; dementia, cognitive decline, memory impairment, insomnia, epilepsy, dizziness, hydrocephalus | 0.5–0.8 cun transverse / subcutaneous directed toward Du 20 or away from center. |
| Yu Yao (Fish Waist) | At midpoint of eyebrow, directly superior to pupil when patient looks straight ahead | Supraorbital neuralgia, eye tic / blepharospasm, ptosis, acute conjunctivitis, frontal headache | 0.3–0.5 cun transverse / subcutaneous along eyebrow medially or laterally. Moxa is contraindicated. |
| Qiu Hou (Behind the Ball) | At junction of lateral 1/4 and medial 3/4 of infraorbital margin | Optic neuritis, optic atrophy, retinitis pigmentosa, glaucoma, cataract | 0.5–1.2 cun perpendicular along the infraorbital floor. Technique: Push eyeball gently upward with practitioner's gloved thumb, then insert needle slowly and smoothly along orbital bone without manipulation. Avoid retrobulbar vessels. |
| Er Jian (Tip of the Ear) | At apex of auricle when ear is folded forward | Premier point to clear toxic Heat and subdue Liver Fire: high fever, mumps, acute tonsillitis, stye (hordeolum), hypertension | Prick with lancet to bleed 3–5 drops of blood. Needle insertion without bleeding is rarely utilized. |
| An Mian (Peaceful Sleep) | Midpoint between SJ 17 (Yifeng) and GB 20 (Fengchi), behind the mastoid process | Premier extra point for insomnia, agitation, palpitations, nightmares, dizziness, headache, hysteria | 0.5–1.0 cun perpendicular or slightly oblique. Excellent alternative or addition to HT 7 and SP 6. |
| Bi Tong (Penetrating the Nose) | At highest point of nasolabial groove, in depression below nasal bone | Premier local point for rhinitis, sinusitis, nasal congestion, allergic rhinitis, loss of smell (anosmia) | 0.3–0.5 cun transverse / subcutaneous directed superior-medially toward bridge of nose. |
| Jin Jin & Yu Ye (Golden Fluid & Jade Humor) | On sublingual veins on either side of lingual frenulum; Jin Jin on left, Yu Ye on right | Aphasia, post-stroke speech loss, severe persistent vomiting, acute tongue swelling, dehydration thirst (Xiao Ke) | Prick with lancet to bleed. Have patient elevate tongue against roof of mouth; do not retain needles. |
Chest, Back, and Abdominal Extra Points
Extra points on the trunk feature potent segmental somatic and autonomic reflex actions, providing direct visceral regulation for pulmonary, metabolic, spinal, and reproductive pathology.
Trunk Extra Points Reference
| Point Name | Location | Primary Actions & Clinical Indications | Needling Technique, Depth & Precautions |
|---|---|---|---|
| Ding Chuan (Calm Dyspnea) | 0.5 cun lateral to inferior border of spinous process of C7 (Du 14) | Premier point for acute wheezing, asthmatic attack, bronchospasm, chronic bronchitis, cough, neck rigidity | 0.5–0.8 cun perpendicular or oblique medially toward spine. Safe alternative to deep thoracic points. |
| Hua Tuo Jia Ji (Hua Tuo's Paravertebral Points) | 17 bilateral pairs, located 0.5 cun lateral to inferior border of spinous processes from T1 through L5 | Segmental visceral and spinal regulation: T1–T4 (Upper Jiao: Lung, Heart); T5–T8 (Middle Jiao: Liver, GB, Spleen, Stomach); T9–T12 (Lower Middle Jiao: Kidney, Intestines); L1–L5 (Lower Jiao: Bladder, Uterus, lower extremities) | 0.5–1.0 cun perpendicular or oblique medially toward spine. Never angle lateral-deep (pneumothorax risk on thorax). |
| Wei Guan Xia Shu (Yi Shu / Stomach Controller Lower Shu) | 1.5 cun lateral to inferior border of spinous process of T8 | Premier point for Wasting and Thirsting (Xiao Ke / Diabetes Mellitus), chronic pancreatitis, epigastric and hypochondriac pain | 0.5–0.8 cun oblique medially toward the vertebral column. Puncture risk: never needle perpendicularly or laterally (pneumothorax). |
| Yao Yan (Lumbar Eyes) | In depression approximately 3.5 cun lateral to lower border of L4 spinous process (in lumbar dimples) | Premier point for chronic lower back pain, Kidney deficiency lumbago, sacroiliac joint dysfunction, pelvic pain | 1.0–1.5 cun perpendicular. Patient placed in prone position. Deep muscle penetration provides profound release. |
| Zi Gong (Palace of the Child) | 3 cun lateral to Ren 3 (Zhongji), which is 4 cun inferior to umbilicus | Premier extra point for female infertility, uterine prolapse, irregular menstruation, dysmenorrhea, metrorrhagia | 1.0–1.5 cun perpendicular. Instruct patient to empty bladder prior to needling. Moxa is highly beneficial for cold uterus. |
Further Trunk and Limb Extra Points on the 2026 Appendix
The 2026 ACPL outline's extra-point appendix (29 names) also lists the following points. Their locations follow the WHO 2008 standard where it defines them.
| Point | Location | Main indications | Technique notes |
|---|---|---|---|
| Bai Lao (Hundred Taxations) | 2 cun above the lower border of the C7 spinous process, 1 cun lateral to the posterior midline | Scrofula, chronic cough, asthma, night sweats and bone-steaming fever, neck stiffness | 0.5-0.8 cun perpendicular |
| He Ding (Crane's Summit) | In the depression at the midpoint of the superior border of the patella | Knee pain and swelling, weakness of the legs | 0.5-0.8 cun perpendicular with the knee slightly flexed |
| Pi Gen (Root of Glomus) | 3.5 cun lateral to the lower border of the L1 spinous process | Abdominal masses (Pi Kuai), hepatosplenomegaly, lumbar pain | 0.5-1.0 cun; moxibustion often used |
| Shi Qi Zhui (17th Vertebra) | On the posterior midline, below the spinous process of L5 | Lumbosacral pain, dysmenorrhea, leg pain and weakness, uterine bleeding | 0.5-1.0 cun perpendicular |
| Ti Tuo (Lift and Support) | 4 cun lateral to Ren 4 (Guanyuan), 3 cun below the umbilicus | Uterine prolapse, hernia, lower abdominal pain | Patient empties the bladder first; avoid in pregnancy |
| Yao Tong Dian (Lumbar Pain Points) | Two points on the dorsum of each hand: between the 2nd and 3rd and between the 4th and 5th metacarpal bones, in the depressions just distal to the wrist | Acute lumbar sprain | Needle while the patient gently moves the low back (dynamic needling, like Luo Zhen for the neck) |
Extremity Extra Points: Emergency, Pediatric, and Diagnostic
Extra points located on the upper and lower limbs are clinically famous for rapid emergency revival, empirical pediatric care, and orthopedic pain relief.
Upper Extremity Extra Points Reference
| Point Name | Location | Primary Actions & Clinical Indications | Needling Technique, Depth & Precautions |
|---|---|---|---|
| Shi Xuan (Ten Diffusions) | On tips of all ten fingers, 0.1 cun distal to free edge of nails | Emergency revival for loss of consciousness, coma, apoplexy, severe heatstroke, acute high fever, infantile convulsions | Prick with lancet to bleed 1–2 drops per finger. Extremely painful; reserved for acute emergency situations. |
| Si Feng (Four Cracks) | On palmar surface of 2nd through 5th fingers, at midpoint of proximal interphalangeal (PIP) joint creases | Premier point for childhood malnutrition (Gan Accumulation), pediatric indigestion, abdominal distension, whooping cough | Prick with lancet to depth of 0.1 cun and squeeze out small drop of yellow-white lymph fluid (or blood). |
| Ba Xie (Eight Pathogens) | On dorsum of hand, in web margins between five fingers (4 points per hand = 8 points total) | Local numbness, arthritis of fingers, Raynaud's phenomenon, hand swelling, headache, toothache | 0.5–0.8 cun oblique proximally into web spaces. |
| Luo Zhen (Stiff Neck) | On dorsum of hand, between 2nd and 3rd metacarpal bones, 0.5 cun proximal to MCP joints | Premier empirical point for acute torticollis (wry neck), acute cervical sprain, inability to turn head | 0.5–0.8 cun perpendicular. Dynamic needling: instruct patient to slowly rotate and mobilize neck while needle is manipulated. |
| Jian Qian (Jian Neiling) | Midway between anterior axillary fold and LI 15 (Jianyu) | Premier point for anterior shoulder pain, adhesive capsulitis (frozen shoulder), bicipital tendinitis | 1.0–1.5 cun perpendicular or oblique inferiorly. Palpate coracoid process before insertion. |
| Er Bai (Two Whites) | On volar forearm, 4 cun superior to transverse wrist crease, 2 points per arm: one between tendons, one lateral to flexor carpi radialis | Premier extra point for hemorrhoids, rectal prolapse, anal pruritus, tenesmus | 0.5–1.0 cun perpendicular. Median nerve caution for the medial point. |
Lower Extremity Extra Points Reference
| Point Name | Location | Primary Actions & Clinical Indications | Needling Technique, Depth & Precautions |
|---|---|---|---|
| Xi Yan (Eyes of the Knee) | In hollows medial and lateral to patellar ligament with knee flexed (lateral Xi Yan = ST 35 Dubi) | Premier point pair for knee osteoarthritis, gonarthrosis, patellar tendinitis, knee effusion | 1.0–1.5 cun angled medially and superiorly behind the patella with knee flexed at 90 degrees. |
| Lan Wei Xue (Appendix Point) | Approximately 2 cun inferior to ST 36 (Zusanli) on right leg, along anterior border of tibialis anterior | Diagnostic tenderness and premier empirical treatment for acute and chronic appendicitis, intestinal abscess, indigestion | 1.0–1.5 cun perpendicular. Palpate for the point of maximum tenderness on the right leg. |
| Dan Nang Xue (Gallbladder Point) | Approximately 1 to 2 cun inferior to GB 34 (Yanglingquan) on right leg, in tender depression | Diagnostic tenderness and premier empirical treatment for cholecystitis, gallstones (cholelithiasis), biliary colic | 1.0–1.5 cun perpendicular. Palpate for acute focal tenderness along the lateral lower leg. |
| Ba Feng (Eight Winds) | On dorsum of foot, in web margins between five toes (4 points per foot = 8 points total) | Peripheral neuropathy, numbness of toes, foot edema, gout of toes, headache | 0.5–0.8 cun oblique proximally into web spaces. |
| Bai Chong Wo (Hundred Insect Burrow) | 1 cun superior to SP 10 (Xuehai), on vastus medialis muscle of medial thigh | Premier extra point for severe cutaneous pruritus, intractable itching, urticaria, eczema, blood heat | 1.0–1.5 cun perpendicular. Often combined with SP 10 and LI 11 for widespread skin rashes. |
Diagnostic Tenderness Palpation: Lan Wei Xue & Dan Nang Xue
Two lower-extremity extra points serve dual functions as diagnostic markers and therapeutic interventions on the NCCAOM board examination:
+----------------------------------------------------------------------------+
| DIAGNOSTIC VISCERAL TENDERNESS POINTS (RIGHT LEG) |
+----------------------------------------------------------------------------+
| 1. LAN WEI XUE (APPENDIX POINT): |
| - Anatomy: ~2 cun distal to ST 36 (Zusanli) on the anterior lower leg. |
| - Palpation Technique: Apply firm thumb pressure along the anterior |
| tibialis muscle on the RIGHT leg. |
| - Positive Sign: Sharp, exquisite, jump-response tenderness. |
| - Clinical Correlation: Acute or subacute APPENDICITIS / Intestinal |
| Abscess (*Chang Yong*). (Mandates acute surgical referral evaluation).|
| |
| 2. DAN NANG XUE (GALLBLADDER POINT): |
| - Anatomy: ~1 to 2 cun distal to GB 34 (Yanglingquan) along the fibula. |
| - Palpation Technique: Palpate firmly along the lateral peroneus muscle |
| on the RIGHT leg below the fibular head. |
| - Positive Sign: Focal, localized exquisite tenderness. |
| - Clinical Correlation: Acute or chronic CHOLECYSTITIS, biliary colic, |
| or CHOLELITHIASIS (Gallstones). |
+----------------------------------------------------------------------------+
Clinical Execution of Dynamic Needling: Luo Zhen
For acute wry neck (Luo Zhen / torticollis), needling the hand point Luo Zhen utilizes dynamic movement therapy (Dong Qi Fa):
- Palpate the depression between the 2nd and 3rd metacarpal bones 0.5 cun proximal to the MCP joints.
- Insert a 34-gauge or 36-gauge needle 0.5 to 0.8 cun perpendicularly.
- Manipulate the needle with strong lifting, thrusting, and twirling until a pronounced De Qi ache is felt.
- While maintaining continuous needle manipulation, instruct the patient to actively rotate, flex, extend, and laterally bend their neck through its available range of motion.
- Within 2 to 3 minutes of combined needle stimulation and active range-of-motion mobilization, severe muscle spasms of the sternocleidomastoid and trapezius typically abate.
A 22-year-old male arrives at the clinic with acute right lower quadrant abdominal pain, low-grade fever, nausea, and abdominal guarding at McBurney's point. During physical examination, the acupuncturist palpates along the Stomach channel on the right lower leg. Palpation of which extra point, located approximately 2 cun inferior to ST 36 (Zusanli), is expected to elicit exquisite diagnostic tenderness indicative of acute appendicitis?
Lan Wei Xue
Dan Nang Xue
Bai Chong Wo
Xi Yan
A mother brings her 3-year-old child to the clinic presenting with severe chronic abdominal distension, emaciation, poor appetite, undigested food in pale loose stools, and lethargy, diagnosed with childhood Gan accumulation (malnutrition). Which extra point and specialized needle manipulation technique is classically indicated for this condition?
Shi Xuan; puncture all ten fingertips and squeeze out 5 drops of dark blood from each one
Ba Xie; insert needles 0.8 cun into the web spaces and retain for 30 minutes
Luo Zhen; needle perpendicularly 0.5 cun while rotating the child's extremities
Si Feng; prick the PIP creases of the four fingers and squeeze out clear yellowish fluid
A 45-year-old chronic asthmatic patient presents during an acute flare-up with audible wheezing, coughing, chest tightness, and rapid, shallow breathing. The practitioner seeks an extra point situated on the upper back that specifically calms dyspnea and relieves bronchospasm without imposing the pneumothorax risk associated with deep thoracic points. Which point should be selected?
Hua Tuo Jia Ji at T8
Yao Yan (3.5 cun lateral to L4)
Wei Guan Xia Shu (1.5 cun lateral to T8)
Ding Chuan (0.5 cun lateral to C7)
A patient wakes up with severe acute torticollis (wry neck), unable to turn their head to the left due to agonizing spasticity of the left sternocleidomastoid muscle. The practitioner selects the empirical point Luo Zhen on the dorsum of the hand. How should this treatment be executed to achieve immediate therapeutic release?
Needle the point perpendicularly on the opposite hand and instruct the patient to remain completely motionless for 30 minutes
Bleed the point with a three-edged needle followed by intense moxibustion
Needle the point between the 2nd and 3rd metacarpals with reducing method while the patient turns the neck
Apply indirect moxibustion over a layer of salt without needle insertion
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