Quadriceps tendon rupture Flashcards
1
Q
What is quadriceps tendon rupture?
A
- partial or complete rupture of quadriceps tendon
2
Q
Where would rupture of quadriceps tendon occur?
A
- site of insertion with superior pole of patella
3
Q
What are the RF of quadriceps tendon rupture?
A
- age
- CKD
- DM
- RA
- steroids, fluoroquinolones
4
Q
What are the clinical features of quadriceps tendon rupture?
A
- popping/tearing sensation in knee
- pain in anterior knee
- difficult to weight bear
- swelling
- tender above superior pole of patella
- inability to straight leg raise
- inability to extend knee
5
Q
What sort of injury mechanism would cause quadriceps tendon rupture?
A
- sudden excessive loading of quadriceps muscles - landing from jumping
6
Q
What are the differential diagnosis for quadriceps tendon rupture?
A
- patella tendon rupture
- patella #
- femoral shaft #
7
Q
What Ix would you order for QTR?
A
- clinically diagnosed
- Plain ragiograph of knee - displaced patella
- USS - definitive
- MRI - if uncertain
8
Q
How would you mx QTR?
A
Partial tears
- immobilisation of knee joint
- intensive rehab
Complete tear
- tear at insertion point: longitudinal drill holes or suture anchors
- intra-tendinous tears: end to end sutures
- immobilised in brace postoperatively for 6 weeks
