Cold invading the Large Intestine

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At a glance

Key attributes

Chinese name: 寒犯大肠      Pinyin name: Hán Fàn Dà Cháng

Pattern nature: Full

Causes

Precursor patterns: Spleen Yang Deficiency

Common causes: Cold environment

Diagnosis

Common symptoms: Diarrhea Abdominal pain Feeling of cold Cold sensation in abdomen

Pulse type(s): Deep (Chen), Tight (Jin)

Tongue description: Thick white coating

Treatment

Treatment principle: Expel Cold from the Large Intestine, warm the Lower Burner.

Common formulas: Liang Fu Wan

Pathology

Like the Stomach and the Uterus, the large Intestine is one of the three Organs that the external Cold can invade directly. It is a Full Cold pattern and the Cold Evil penetrates the Defensive Qi and resides in the Large Intestine. The Cold then impairs the Qi circulation of the Lower Burner, hence the symptoms of sudden abdominal pain and cold sensation in the abdomen. The Cold also disturbs the Large Intestine's function of absorbing Body Fluids and it causes diarrhoea with pain. 

The thick tongue coating indicates a Pernicious Influence sudden invasion. The Deep pulse reflects this Pernicious Influence is in the Interior and the Tight pulse suggests there are actual Full Cold. 

Causes

Precursor patterns: Cold invading the Large Intestine can derive from Spleen Yang Deficiency

Cold environment: This pattern happens if the patients' abdomens are exposed to cold weather without being covered properly or they spend a long time sitting on cold or wet surfaces.

Diagnosing Cold invading the Large Intestine

Pulse type(s): Deep (Chen) or tight (Jin)

Tongue description: Thick white coating

Main symptoms: Diarrhea Abdominal pain Feeling of cold Cold sensation in abdomen

Diagnosis commentary: Key characteristic symptoms of this pattern are the sudden abdominal pain, diarrhoea and feeling of cold.

Treating Cold invading the Large Intestine

Treatment principle

Expel Cold from the Large Intestine, warm the Lower Burner.

Herbal formulas used to treat Cold invading the Large Intestine

Liang Fu Wan

Source date: 1842 AD

Number of ingredients: 2 herbs

Key actions: Warms the Middle Burner. Dispels Cold. Promotes the movement of Qi. Alleviates Pain.

Formula summary

Liang Fu Wan is a 2-ingredient Chinese Medicine formula. Invented in 1842 AD, it belongs to the category of formulas that promote Qi movement.

Besides Cold invading the Large Intestine, Liang Fu Wan is also used to treat Cold invading the Stomach or Large Intestine Cold.

Read more about Liang Fu Wan

Consequence patterns

Spleen Yang Deficiency

Cold in the Large Intestine can harm Yang and causes Spleen Yang Deficiency.