# XL03 Baichongwo (Hundred Insect Nest) – Extra Points: Lower limbs

百蟲窩 · bǎi chóng wō

Location: 3 thumb widths proximal to the medial superior border of the patella, in the a tender depression on the bulge of the vastus medialis muscle, 1 thumb width proximal to the xuehai sp-10.

Cautions: No specific contraindications.

Canonical page: https://acuiq.com/points/xl03

## Indications

An indication list is a reference index, not a prescription – see the protocols below for sourced treatments.

Damp, Heat Blood, Heat Blood, Itchiness Skin, Itchiness Skin, Sores Inferior, Sores Inferior, Wind, Wind Rash, Wind Rash

## Most often selected alongside XL03

Sourced protocols in the index pairing each point with this one. Corpus frequency, not a combination to use.

- SP10 (Sea Of Blood) – 4 protocols
- LI11 (Pond At The Bend) – 2 protocols
- ST33 (Yin Market) – 2 protocols
- ST34 (Ridge Mound) – 2 protocols
- BL20 (Spleen Shu Point) – 1 protocols
- BL21 (Stomach Shu Point) – 1 protocols
- CV10 (Lower Stomach) – 1 protocols
- LU07 (Interrupted Sequence) – 1 protocols

## Protocols using XL03

| Symptoms | Points | Course | Source | Kind | Caveat |
|---|---|---|---|---|---|
| Itching, Pruritus Uremic, Hemodialysis, Chronic Kidney Disease | LI11, SP10, XL03 | 28 days | doi:10.1016/j.ctcp.2026.102054 | trial | Point selection reported in a published study. |
| Knee Pain, Osteoarthritis Knee, Quadriceps Weakness | ST33, ST34, SP10, XL03 | 28 days | doi:10.1007/s10067-024-07243-5 | trial | Point selection reported in a published study. |
| Knee Pain, Osteoarthritis Knee | ST33, ST34, SP10, XL03 | 28 days | doi:10.1007/s10067-024-07243-5 | trial | Point selection reported in a published study. |
| Itching | LU07, LI11, SP06, SP10, XL03 | 7 days | Deadman, Al-Khafaji & Baker, A Manual of Acupuncture – point group actions | text | Point selection recorded in a clinical text or case report. |
| Heat, Retention Food, Spleen Deficiency, Malnutrition (infant), Parasitosis, Retention Food, Spleen Deficiency, Malnutrition (infant) | ST36, SP03, BL20, BL21, CV10, XL03, XU10A, XU10B, XU10C, XU10D | 7 days | sacredlotus.com | web | Point selection published on a website. Not peer-reviewed – check it before relying on it. |

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AcuiQ-authored prose (symptom and meridian descriptions, the wiki, the auricular crosswalk) is licensed CC-BY-4.0: https://creativecommons.org/licenses/by/4.0/. The assembled protocol compilation is not: build on it with attribution, but do not redistribute it whole as a dataset – https://acuiq.com/terms. The underlying findings are the cited sources' claims – each entry carries its citation; verify against the source before relying on it. Not medical advice: https://acuiq.com/terms