涉及的部位是直肠、乙状结肠、盲肠和升结肠。
The involved parts are rectum, sigmoid, cecum and ascending colon.
结果：婴儿先天性巨结肠好发于直肠及乙状结肠的交界处。
Results:The infant congenital megacolon often located between rectum and sigmoid.
目的研究经腹腔镜行乙状结肠、直肠癌根治术中淋巴结清扫的范围和方法。
Objectives To study the extent and method in laparoscopic clearance of lymph nodes during radical operation for carcinoma of rectum and sigmoid colon.
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