Spleen Meridian of Foot-Taiyin

Spleen Meridian of Foot-Taiyin starts from the medial aspect of the tip of the big toe (Yinbai(SP1) Jing-Well Point (Yinbai(SP1) Jing-Well Point)). It travels along the medial aspect of the foot at the junction between the red and white skin, ascends anteriorly to the medial malleolus up to the medial aspect of the leg. It crosses and goes in front of the Liver Meridian of Foot Jueyin 8 cun above the medial malleolus. Passing through the anterior medial aspect of the thigh, it enters the abdomen and the spleen, forming part of the spleen system, and connects with the stomach. From there it traverses the diaphragm, and runs alongside the esophagus. It arrives at the root of the tongue and spreads over the lower surface of the tongue.

The branch goes from the stomach up through the diaphragm and flows into the heart to join the Heart Meridian of Hand Shaoyin.
 
Pathological changes of SP

Epigastric pain, abdominal distention, vomiting after eating food, belching, loose stools, jaundice, lassitude, heaviness of limbs, stiffness of the tongue, coldness, swelling and pain of the lateral side of the lower limb, motor impairment of the big toe, etc.