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PC-8 Palace of Toil
劳宫 〔勞宮〕 láo gōng
Alternate names: 鬼窟 guǐ kū, Ghost Cave; 鬼路 guǐ lù, Ghost Road; 五里 wǔ lǐ, Five Li; 营宫 yíng gōng, Provisioning Palace; 掌中 zhǎng zhōng, Center of the Palm
Channel: PC, hand reverting yīn (jué yīn) pericardium channel
Modern location: An acupoint located on the palm, between the second and third metacarpal bones, immediately proximal to the metacarpophalangeal (mcp) joints.
Classical location: At the pulsating vessel in the palm of the hand, located by bending the fourth finger. From
Local anatomy: The common palmar digital artery. The 2nd common palmar digital nerve of the median nerve.
Action: Clears heart fire; eliminates damp-heat; extinguishes wind and cools the blood; quiets the spirit and harmonizes the stomach.
Modern indications: Heart pain; retching and vomiting; mania and withdrawal; epilepsy;
Classical indications: Wind stroke; irascibility; incessant joyfulness and laughing; apprehensiveness; vexation and thirst; inability to get food and drink down; nosebleed; bloody stool or urine; erosion of the gums in infants; smaller abdominal accumulations and concretions.
Needle stimulus: Needling: 0.3‒0.5 cùn perpendicular insertion. Moxa: 1‒3 cones; pole 5‒15 min.
Needle sensation: Distension or pain, and sometimes distension and numbness of the whole hand.
Point groups: Spring (yíng) (fire) point, one of the nine needles for returning yáng; one of the