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本文报道了日本一例人体腹腔中的犬恶丝虫。病人是74岁的男性,死于肝癌。尸检时,发现一瘤样肿块包裹在肠系膜脂肪组织中,肿块表面不平,大小约3×1×1厘米。经组织切片发现中央有数块线虫碎片。镜检发现:虫体在中央,周围为坏死层,具有上皮样细胞的肉芽肿层;最外层是细胞浸润层,其中主要是嗜酸粒细胞,浆细胞和淋巴细胞,也可见到朗罕氏巨细胞。7个虫体横切面平均直径357微米,表皮光滑,无嵴或突起,厚度为22～42微米,由4层构成。体壁有微细横纹,
This article reports a case of Drosophila melanogaster in the human abdominal cavity in Japan. The patient is a 74 year old man who died of liver cancer. Autopsy, found a tumor-like mass wrapped in mesenteric adipose tissue, uneven surface mass, the size of about 3 × 1 × 1 cm. The tissue section found several pieces of nematode in the center. Microscopic examination found that: parasites in the central, surrounding the necrotic layer, with epithelial cells granuloma layer; the outermost layer of cell infiltration, which is mainly eosinophils, plasma cells and lymphocytes, can also be seen Lanham Giant cells. Seven insect cross-section average diameter of 357 microns, smooth skin, no crest or protrusion, the thickness of 22 to 42 microns, composed of 4 layers. Body wall with fine stripes,