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单词 proctosigmoidoscopy
释义

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proctosigmoidoscopy
proctosigmoidoscopy n.
Brit. /ˌprɒktə(ʊ)sɪɡmɔɪˈdɒskəpi/
,
U.S. /ˌprɑktoʊˌsɪɡmɔɪˈdɑskəpi/
Medicine and Surgery visual examination of the rectum and sigmoid colon; use of a proctosigmoidoscope; an instance of this.
ΚΠ
1936 Amer. Jrnl. Surg. 32 95/2 Routine proctosigmoidoscopy is recommended as part of every complete physical examination.
1957 Gastroenterology 32 704 (title) The incidence of polyps in 500 proctosigmoidoscopies in asymptomatic young men.
1990 Dis. Colon & Rectum 30 722/1 The debate as to whether colonoscopy or flexible proctosigmoidoscopy is the most cost-effective tool with which to screen the first-degree relatives of patients with colorectal cancer.
2001 C. Palahniuk Choke xxxvii. 233 Really this would take an abdominal roentgenogram and proctosigmoidoscopy... Picture the sigmoidoscope view on a television screen, a bright light pushing along a clenched tunnel of mucosal tissue.
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