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慢性特发性便秘(Chronic idiopathic con-stipation,CIC)是指无明确的致便秘因素而表现出长期、顽固性便秘。CIC是常见的消化道症状。在美国,大约有400万人患有CIC,占人口
Chronic idiopathic con-stipation (CIC) refers to the long-term, refractory constipation that is caused by a lack of definite constipation. CIC is a common gastrointestinal symptoms. In the United States, about 4 million people suffer from CIC, which accounts for the population