colonoscopy 結腸鏡檢查
co·lo·nos·co·py /ˌkoləˈnɑskəpɪ, ˌkɑlə-/ 名詞 結腸鏡檢查[術]
colonoscopy n : visual examination of the colon (with a colonoscope) from the cecum to the rectum; requires sedation