ASCRS Textbook of Colon and Rectal Surgery
Endoscopy
Section editor: Charles Friel, MD
Editor-in-chief: Mehraneh Dorna Jafari, MD
Last updated: February 2026
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Citation
Zelhart, Matthew D, and Brian R Kann. "Endoscopy." ASCRS Textbook of Colon and Rectal Surgery, 4th ed., Springer Nature Switzerland AG, 2022. ASCRS U, www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285034/0/Endoscopy.
Zelhart MD, Kann BR. Endoscopy. ASCRS Textbook of Colon and Rectal Surgery. Springer Nature Switzerland AG; 2022. https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285034/0/Endoscopy. Accessed April 4, 2026.
Zelhart, M. D., & Kann, B. R. (2022). Endoscopy. In ASCRS Textbook of Colon and Rectal Surgery (4th ed.). Springer Nature Switzerland AG. https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285034/0/Endoscopy
Zelhart MD, Kann BR. Endoscopy [Internet]. In: ASCRS Textbook of Colon and Rectal Surgery. Springer Nature Switzerland AG; 2022. [cited 2026 April 04]. Available from: https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285034/0/Endoscopy.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Endoscopy
ID - 2285034
A1 - Zelhart,Matthew,
AU - Kann,Brian,
BT - ASCRS Textbook of Colon and Rectal Surgery
UR - https://www.ascrsu.com/ascrs/view/ASCRS-Textbook-of-Colon-and-Rectal-Surgery/2285034/0/Endoscopy
PB - Springer Nature Switzerland AG
ET - 4
DB - ASCRS U
DP - Unbound Medicine
ER -
