临床表现有腹泻、腹痛、下坠、大便带粘液脓血,病程持续或反复发作超过2个月者,称为慢性痢疾。一般,慢性痢疾包括慢性细菌性痢疾与慢性阿米巴痢疾。一、慢性细菌性痢疾(简称慢性菌痢) (一)发病机理:至今还不完全清楚,但多数学者认为与下列因素有关:(1)以往所患急性菌痢未得到及时与彻底地治疗。(2)病原菌具耐药性,一 Clinical manifestations of diarrhea, abdominal pain, falling, stool with mucus sepsis, duration or repeated episodes of more than 2 months, known as chronic dysentery. Chronic diarrhea in general includes chronic bacillary dysentery and chronic amoebic dysentery. First, the chronic bacillary dysentery (chronic dysentery) (a) the pathogenesis: it is not yet fully understood, but most scholars believe that the following factors: (1) previous acute dysentery was not treated promptly and thoroughly. (2) pathogenic bacteria resistance, one