system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All of the following structures pass through the greater sciatic foramen, EXCEPT:
assistant
The correct answer is  Pudendal nerve courses through the lesser sciatic foramen. Structures passing through the lesser sciatic foramen are:Pudendal nerveInternal pudendal vesselsObturator internus tendonStructures passing through the greater sciatic foramen are:Sciatic nervePiriformis muscleInternal pudendal and inferior gluteal vesselsOther branches of the sacral nerve plexus Ref: Hoffman B.L., Schorge J.O., Schaffer J.I., Halvorson L.M., Bradshaw K.D., Cunningham F.G., Calver L.E. (2012). Chapter 38. Anatomy.