Monday, October 6, 2008

Shang Han Lun

Shang Han Lun (, or Shang Han Za Bin Lun, English translation 'On Cold Damage' or 'On Cold Disease Damage', is a medical treatise by Zhang Zhongjing published in 220 A.D. It is the oldest complete clinical textbook in the world, and one of the four most important canonical medical classics that students must study in education.

The Shang Han Lun has 397 sections with 112 herbal prescriptions, organised into the Six Divisions :

Tai Yang : a milder stage with external symptoms of chills, fevers, stiffness, and headache. Therapy: sweating.

Yang ming : a more severe internal excess yang condition with fever without chills, distended abdomen, and constipation. Therapy: cooling and eliminating.

Shao yang : half outside, half inside half excess and half deficiency with chest discomfort, alternating chills, and fever. Therapy: harmonizing.

Tai yin : chills, distended abdomen with occasional pain. Therapy: warming with supplementing.

Shao yin : weak pulse, anxiety, drowsiness, diarrhea, chills, cold extremities. Therapy: warming with supplementing.

Jue yin : thirst, difficult urination, physical collapse. Therapy: warming with supplementing.

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