Reverse flow

1. Reversal cold of the extremities. On Cold Damage (伤寒论 shāng hán lùn, biàn shào yīn bìng mài zhèng bìng zhì) states, lesser yīn (shào yīn) disease with clear-grain diarrhea, interior cold and external heat, reverse flow of the extremities, faint pulse on the verge of expiration... is treated with Vessel-Freeing Counterflow Cold Decoction (通脉四逆汤 tōng mài sì nì tāng).

2. From The Magic Pivot (灵枢 líng shū, diān kuáng). Acute pain in the chest with sudden cold of the lower extremities, heart vexation, inability to eat, and a rough pulse.

3. From Plain Questions (素问 sù wèn, qī bìng piàn). A kind of enduring headache. Plain Questions (素问 sù wèn, qí bìng lùn) states, When a person is ill, with a headache that has lasted incessantly for years... he must have been invaded by great cold that has reached the bone and marrow. The marrow is mainly the brain. Counterflow to the brain causes headache with pain in the teeth too. This disease is called reverse flow. See reversal pattern.