Variation in the origin and course of the cystic artery. The cystic artery usually arises from the right hepatic artery. Variations in the origin and course of the cystic artery occur in about 25% of people[1,2], which is of clinical significance during surgical removal of the gallbladder.
References:
- Anson BJ. Anatomical considerations in surgery of the gallbladder. Q Bull Northwest Univ Med Sch 1956; 30:250.
- Michel NA. The hepatic, cystic and retroduodenal arteries and their relations to the biliary ducts with samples of the entire celiacal blood supply. Ann Surg 1951; 133:503.
Reproduced with permission from: Moore KL, Dalley AF. Clinically Oriented Anatomy, 4th ed, Lippincott Williams & Wilkins, Baltimore 1999. Copyright © 1999 Lippincott Williams & Wilkins.
