Names Of Hou Xi

SI 3 Acupuncture Point

  • English Name: Back Ravine
  • Pinyin Name: Hou Xi
  • Chinese Character: 後谿
Meridian Information

Where Is SI 3 ?

SI 3 Location

  • When a loose fist is made, at the ulnar end of the distal palmar crease proximal to the 5th metacarpal phalangeal joint at the junction of the red & white skin.
  • For point location tips, read our meridian notes; unsure about "cun" measurements, read what is a cun?.

SI 3 Image


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What Is SI 3 Used For?

SI 3 Clinical Usages

  • Master Point of the GV, effects entire pathway.
  • Pain in the scapula, arm a/or hand combine with local points.
  • Stiff neck, cervical strain/sprain, pain of the back or neck.
  • Occipital headaches, combine with local points.
  • Night sweats, combine with HT 6.
  • Clears heat and excess from the head, ears and eyes, eye redness, inflammation, visual dizziness, earache, tinnitus, sore throat.
  • Calms the spirit, anxiety, manic depression.  

There Are 19 Points Along The (SI) Small Intestine Meridian ...

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How Is SI 3 Categorized?

SI 3 Acupuncture Point Associations

What Diagnostic Patterns May Use SI 3 ?

This point along with others in a proper point prescription may be used to balance the following TCM Patterns:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Conditions May Use SI 3 ?

This point along with others in a proper point prescription may be used to balance the following Conditions / Symptoms:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Points Are Near SI 3 ?

TH 3 Central Islet

  • Ear Problems of any etiology such as excess tinnitus, especially those arising from a LV issue such as LV Qi Stagnation or LV Yin Deficiency.
  • Distal point for temporal headaches, shoulder a/or upper back pain, pain a/or inflammation in the throat.
  • Eye diseases with GB 37.

HT 8 Lesser Mansion


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  • HT Fire effecting the SI effecting the UB, heat descending to the lower jiao - incontinence, difficult urination, fungal infections, genital itching.
  • Channel issues, sore throat, tongue stiffness, pain along the ulnar aspect of the arms.
  • Heart Qi Deficiency - palpitations, fear, hot palms.
  • Emotional disorders - although PC 8 may be a better choice.
  • HT Fire effecting the mouth - ulcers, canker sores, etc. - although PC 7 or PC 8 may be a better choice.
  • Local point for arm pain, elbow pain, and/or pain in the pinky finger.

Where Do I Go Next?

List Of Related Points

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