BL57 - Chengshan (Urinary Bladder Point 57)
Point features
Where is it located
BL57 is located at the center of the posterior lower leg, between the two heads of the gastrocnemius muscle, approximately 8 cun below BL40, at the most depressed point when the calf is flexed.
The location is often not easily identifiable on 2D maps.
Explore BL57 in the iaomai 3D model
Discover the interactive view
Discover the interactive view
Functions
- Relieves lumbar and sciatic pain
- Relaxes tendons and leg muscles
- Effectively treats hemorrhoids and prolapses
- Further information available in the app
What is it for
- Sciatica radiating to the calf or heel
- Night cramps
- Hemorrhoids
- Rectal prolapse, anal heaviness
- Further information available in the app
In the app, you can explore all the conditions treatable with BL57, its interactions with other points, and its relation to classical TCM.
Curiosity
Chengshan, 'Support Mountain', is one of the most commonly used points for treating hemorrhoids, also in Moxibustion. Frequently used in sciatica protocols together with BL40, BL56 and BL60 due to its myofascial action on the triceps surae.
AcupointsMap -
The iáomai module dedicated to acupuncture
Tools and content for advanced exploration of points
Main
Meridians
External paths
Main
Meridians
Internal paths
Luo-connecting
Meridians
Distinct
Meridians
Muscle-tendon
Meridians
Extraordinary
Meridians
Easy access to content directly from the mannequin with meridians and points.
What you can find with AcupointsMap:
- Interactive 3D visualization of the point
- Complete functions and therapeutic indications
- Needle insertion methods and detailed localization
- Complete pathway of the meridian of Urinary Bladder
- Main, Luo, Divergent, Muscle and Extraordinary Meridians
- Associated pathology sheets
- Treatment management on patients and connection with the 3D mannequin
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