Name: Huang.

Sex: Female.

Age: 52 years.

0ccupation: A peasant.

Chief Complaint: Thirst sensation for 4 years.

History of Present Illness: Ten years ago, the patient believed what someone said: "Drinking water more is beneficial to the health. "Then she began to drink water more and more, she drank 5 or 6 thermos bottles of plain boiled water each day. In the past several years, she took a thermos bottle on herself and drank water without a rest. 4 years ago, she got a thirst sensation slowly, only by drinking water more, could it be satisfied. Otherwise she could hardly support herself. The thirst sensation disturbed her even she was sleeping. Only by drinking a lot of water, would it be satisfied. On ordinary occasions, she took a thermos bottle on herself for drinking water at all times whenever she was doing. In the past 4 years, she had got innumerable treatment from the local hospitals, but there was not curative effect on her. Then she very regretted what she had rushly believed. She was very worried about it because of the thirst sensation. Then she came to me for treatment on July 10, 1996 through somebody. After the illness came on, she urinated more than 30 times a day, her defecation and sleeping were all normal, there was not other complaint.

Physical Examination: The patient was conscious with a normal general condition. The pulse was slippery and soggy. The tongue was pale, tender and teeth-printed with whitish watery fur. There was not other abnormal sign.

Diagnosis: Diabetes Insipidus. Differentiation: It's accumulation of pathogenic water in middle-Jiao due to a long term of drinking too much water, which caused spleen-Yang was weakened and spleen-qi was deficient. As a general rule, drinking water more can help our body eliminate the toxic material, but everything will turn into its opposite when it reaches the extreme. The patient had drunk too much water for several years, so that spleen-Yang was damaged, and the accumulated water turned into phlegm dampness evil in the middle-Jiao.

Therapeutic Principle: Invigorating spleen Yang and eliminating phlegm-dampness evil.

Recipe: Modified Six Mild Drugs Decoction.

DangShen,Pilose Asiabell Root 30g

BaiZhu,Bighead Atractylodes Rhizome 25g

FuLing, Tuckahoe 200g

Zhi6anCao,Prepared Liquorice Root 12g

ShaRen,Amomum Fruit 200g

6anJiang,Dried Ginger 12g

FaBanXia,Pinellia Tuber 10g

ChenPi,Parched Tangerine Peel 6g

All the above drugs were to be decocted in water for oral administration. She was told to take 5 doses of the above prescription and pay attention to controlling her water intake.

Effect Observation: After taking the 5 doses, the thirst sensation disappeared, the patient drank 1 and a half thermos bottles of water each day. Then she was told to nurse herself well. After 2 years' follow up, the illness didn't recur. Then it's ending.