Flexible sigmoidoscope is .........cm length:: (A) 30 cm, (B) 40 cm, (C) 60 cm, (D) 70 cm
Answer is C. Ans. (c) 60cmRef: Bailey 26th Edition, Page 1217The image from Bailey demonstrates all the scope lengths:* Proctoscope: 8cm* Per rectal examination: 12cm* Sigmoidoscope (Rigid): 18cm* Sigmoidoscope (Flexible): 60cm* Colonoscope: 160cm