Objective To study the laws of treatment for the diseases similar to gastroesophageal reflux disease （GERD） by the key physicians of Menghe School

through sorting out and analyzing the medical records of Dr.FEI

Dr.MA

Dr.DING

and Dr.CHAO on the diseases similar to GERD

to provide the experience for the modern doctors for treating such diseases.Methods Using the association rules of datamining methods to analyze the symptoms

syndrome factors

and the distribution of Chinese medicines used for the treatment

and to analyze the correlations between the symptoms/syndrom similar to GERD and the frequency of traditional Chinese medicines.Results There were 7symptoms similar to GERD

involving 7diseased organs

13syndrome factors

and 116Chinese herbs found by data statistics.There were existing strong correlations between the symptoms and syndrome factors

the symptoms and traditional Chinese medicines

the syndrome factors and traditional Chinese medicines

and the medicines and medicines.Conclusion The main diseased organs related to the diseases similar to GERD are the stomach

liver

and spleen.The main pathogeneses are disharmony between the liver and stomach

which includes the liver qi attacking the stomach and the liver fire attacking the stomach

the phlegm damp retention in the stomach

and the stomach qi abnormally going upward.The main treating principles are checking the wood and harmonizing the middle Jiao

dissolving the phlegm and discharging the damp

and reducing the liver and regulating the spleen

on the basis of which

following the way of treating the cold syndrome with hot-natured medicines

treating the heat syndrome with the medicines clearing heat

and treating the deficiency syndrome with tonifying method.In the prescriptions

the medicines used in treatment are mostly gentle and neutral in nature

those which are bitter and cold are applied with care

while those warm and heat ones are adopted.The modified Yimu Hezhong Decoction [ Decoction for checking the wood and harmonizing the middle Jiao ]

Wuji Pill （Pill for soothing the liver

regulating the spleen

clearing heat

and harmonizing the stomach）

and ErChen Decoction （Decoction for cough due to damp phlegm caused by dysfunction of the spleen） are commonly administered.