Please confirm topic selection

Are you sure you want to trigger topic in your Anconeus AI algorithm?

Please confirm action

You are done for today with this topic.

Would you like to start learning session with this topic items scheduled for future?

Review Question - QID 219870

QID 219870 (Type "219870" in App Search)
A 37-year-old man undergoes radial head excision for the treatment of a chronic malunion of a Monteggia fracture-dislocation with persistent radiocapitellar dislocation. Which of the following structures must remain competent to prevent valgus elbow instability after radial head excision?