Orthonotes
Orthonotes
by the.bonestories
v3.0 Fusion
v3.0 Fusion
trauma topic hub

Patella — Pattern-Based (AO/OTA 34)

Transverse, comminuted (stellate), polar avulsion, vertical; AO: 34-A extra-articular pole, 34-C transverse/comminuted. Displacement/extensor disruption → ORIF; minimal displacement → brace.

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Transverse, comminuted (stellate), polar avulsion, vertical; AO: 34-A extra-articular pole, 34-C transverse/comminuted. Displacement/extensor disruption → ORIF; minimal displacement → brace.
MCQs

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Question 1

Which type of patella fracture is classified as AO/OTA 34-A1?

Question 2

What is the first and most important step in managing a suspected patella fracture?

Question 3

In AO/OTA classification, which fracture type is associated with a higher risk of extensor mechanism disruption?

Question 4

A patient presents with an inability to perform a straight-leg raise after a knee injury. What does this indicate?

Question 5

Which of the following fracture patterns is classified as AO/OTA 34-C?

Question 6

What is the recommended management for a patella fracture with minimal displacement?

Question 7

In which fracture type is the risk of avascular necrosis primarily associated?

Question 8

A patient is diagnosed with a comminuted peripheral patella fracture. Which AO classification does this correspond to?

Question 9

What type of fracture is characterized by a vertical split through the patella without transverse separation?

Question 10

Which of the following is NOT a typical mechanism of injury for patella fractures?