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Trauma
intermediate
X-Type

Segond Fractures - Lateral Capsular Sign and ACL Association

Knee Trauma

A 24-year-old footballer presents after a non-contact pivoting injury to his left knee. He reports immediate swelling and inability to bear weight. AP knee radiograph shows a small avulsion fragment off the lateral tibial plateau, just below the joint line. He has a positive Lachman test with no endpoint. Regarding this injury pattern:

Mark each as TRUE or FALSE

A

The Segond fracture is a small avulsion fracture of the lateral tibial plateau at the insertion of t...

B

The anterolateral ligament (ALL) is the primary structure avulsed in Segond fractures; it originates...

C

Segond fractures require operative fixation as a primary procedure; the avulsed fragment must be rea...

D

Associated injuries with Segond fractures include ACL rupture (75-100%), lateral meniscus tears (66-...

E

The reverse Segond fracture is an avulsion of the medial tibial plateau at the deep MCL insertion; i...

Answer the questions to see explanations

Click T (True) or F (False) for each option