| 释义 |
rectosigmoid, n. and a. Med.|rɛktəʊˈsɪgmɔɪd|
[f. recto- + sigmoid.]
A. n. The region of the junction of the rectum and the sigmoid.
B. adj. Of, pertaining to, or designating this region.
1912Trans. Amer. Surg. Assoc. XIII. 159 Carcinoma of the rectum and rectosigmoid remains a local condition until a late stage. 1913Jrnl. Amer. Med. Assoc. 18 Oct. 1489/1 (heading) Villous polypus of recto-sigmoid juncture removed by ligation and clamp. 1961Lancet 16 Sept. 624/2 Barium-enema showed a narrow rectosigmoid, with the calibre increasing near the level of the iliac crest. 1962Ibid. 5 May 951/2 Neoplasm of the rectosigmoid region and sigmoid colon. 1977Proc. R. Soc. Med. LXX. 273/1 Anterior resection of the rectum..for..adenocarcinoma of the rectosigmoid.
Also ˌrecto-sigˈmoidal a.
1902J. P. Tuttle Treat. Dis. Anus xvii. 678 Any neoplasm of the sigmoid or upper portion of the rectum may induce a gradual descent until the growth reaches a resting-place in the ampulla of the rectum... Thus, unusual contracture at the recto-sigmoidal juncture..will cause the arrest of the faecal masses. 1914Brit. Jrnl. Surg. I. 683 (caption) Small but well-marked recto-sigmoidal anastomosis. |