Skip to main content
OrthoVellum
Knowledge Hub

Study

  • Topics
  • MCQs
  • ISAWE
  • Operative Surgery
  • Flashcards

Company

  • About Us
  • Editorial Policy
  • Contact
  • FAQ
  • Blog

Legal

  • Terms of Service
  • Privacy Policy
  • Cookie Policy
  • Medical Disclaimer
  • Copyright & DMCA
  • Refund Policy

Support

  • Help Center
  • Accessibility
  • Report an Issue
OrthoVellum

Ā© 2026 OrthoVellum. For educational purposes only.

Not affiliated with the Royal Australasian College of Surgeons.

Sports Medicine
intermediate
X-Type

Quadriceps Tendon Rupture

Extensor Mechanism Injuries

A 55-year-old man presents to the emergency department after stumbling on stairs. He felt a pop above his knee and was unable to straighten his leg afterward. On examination, there is swelling above the patella with a palpable gap in the suprapatellar region. He is unable to perform a straight leg raise. The patella appears low-riding (patella baja). He has a history of type 2 diabetes and chronic kidney disease. Regarding quadriceps tendon rupture:

Mark each as TRUE or FALSE

A

Quadriceps tendon rupture typically occurs in patients over 40 years old (average 50-60 years) while...

B

Clinical findings include a palpable suprapatellar gap, inability to perform active straight leg rai...

C

Quadriceps tendon rupture is more common in young athletes under 30; it has no association with meta...

D

Imaging includes lateral X-ray showing patella baja (decreased Insall-Salvati ratio), suprapatellar ...

E

Surgical repair involves transosseous sutures or suture anchors through the patella with the knee in...

Answer the questions to see explanations

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