溶组织内阿米巴的感染,遍及全球。有些热带地区发病率竟高达50～80％。阿米巴病中除阿米巴痢疾及阿米巴肝脓疡最为常见外,近年来尚有原发性阿米巴脑膜脑炎的报导。后者起病急骤、高热、头痛,伴有脑膜刺激征。脑脊液中蛋白显著增加,糖明显降低,白细胞达数千,以中性粒细胞占优势,脑脊液涂片可找到阿米巴原虫,预后差。肺及胸膜、心包和皮肤等的阿米巴病已屡见不鲜。阿米巴脾脓疡也偶有报道,有1例因腹部不适、脾肿大伴低热一周,而作脾切除术,镜检发现脾脏内有阿米巴原虫。 Entamoeba histolytica infection, throughout the world. In some tropical regions, the incidence rate is as high as 50 ~ 80%. In addition to amoebic disease in addition to amoebic dysentery and amoebic liver abscess is the most common, in recent years there are still reports of primary amoendocrine meningoencephalitis. The latter rapid onset, fever, headache, accompanied by meningeal irritation. Cerebrospinal fluid protein was significantly increased, significantly reduced sugar, leukocytes up to thousands, with neutrophil dominant, cerebrospinal fluid smear can be found amoeba, the prognosis is poor. Amyloidosis such as lung and pleura, pericardium and skin has been commonplace. Amoeba spleen abscess is also occasionally reported, 1 case of abdominal discomfort, splenomegaly with fever for a week, and for splenectomy, microscopy found in the spleen of amoeba.