诊断临床上轻重不同,表现不一。轻型者,仅有数次稀便,轻度腹痛、下腹压痛。典型者,有多次腹泻,伴腹痛、里急后重、下腹压痛,粪便含脓血粘液,为暗红色或紫红色,如同果酱样,有腐败腥臭。暴发型,起病急,有恶寒高热、吐泻、里急后重,腹部压痛,粪便呈血水样,奇臭;极少数病例有肠出血、肠穿孔,甚至死亡。慢性型,常有腹胀、阵发性腹痛、腹泻便秘交替,当劳累、受凉或饮食不当时,易诱发腹泻并排粘液便。肠镜检查,可见大小不一的散在溃疡,边缘充血隆起,中央下陷,内含脓样分泌物,溃疡间粘膜多正常。鲜便查到或培养出典型阿米巴滋养体,为确诊的唯一可靠依据。血清学检查,如免疫荧光,酶联免疫吸附等有辅助诊断意义。对未找到痢疾阿米巴者还须注意排除其他类似疾病。治疗 1.一般疗法:按菌痢患者施行。2.抗阿米巴治疗:(1)替硝唑(甲硝磺酰咪唑),成人2g/日, Clinical diagnosis of different severity, different performance. Light type, only a few loose stools, mild abdominal pain, tenderness under the belly. Typical, there are many diarrhea, with abdominal pain, tenesmus, abdominal tenderness, stool with mucus, dark red or purple, like a jam, corrupt stench. Outbreak, acute onset, aversion to high fever, vomiting and diarrhea, tenesmus, tenderness in the abdomen, blood stained was stools, stink; a very small number of cases of intestinal bleeding, intestinal perforation, and even death. Chronic type, often bloating, paroxysmal abdominal pain, alternating diarrhea, constipation, when tired, cold or improper diet, easy to induce diarrhea side by side will be mucus. Colonoscopy, visible scattered scattered ulcers, the edge of the bloodshot uplift, the central subsidence, containing purulent secretions, mucosa ulcers and more normal. Fresh to find or cultivate a typical amoeba trophozoites, the only reliable basis for the diagnosis. Serological tests, such as immunofluorescence, enzyme-linked immunosorbent and other auxiliary diagnostic significance. Those who have not found dysentery amoeba must also pay attention to rule out other similar diseases. Treatment 1. General therapy: implementation of patients with bacillary dysentery. 2. Anti-amoebic treatment: (1) tinidazole (mesylate), adult 2g / day,