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

AO/OTA 42 — Tibial Shaft + Oestern–Tscherne & Gustilo

AO: 42-A simple, 42-B wedge, 42-C complex/segmental. Closed soft tissues graded by Oestern–Tscherne; open injuries by Gustilo (I–IIIC). Guides fixation strategy and antibiotics/coverage planning.

Overview

Topic summary

View wiki
AO: 42-A simple, 42-B wedge, 42-C complex/segmental. Closed soft tissues graded by Oestern–Tscherne; open injuries by Gustilo (I–IIIC). Guides fixation strategy and antibiotics/coverage planning.
MCQs

High-yield practice questions

Start topic quiz
Question 1

Which of the following AO/OTA classifications represents a simple tibial shaft fracture?

Question 2

What is the primary mechanism of injury for a 42-A1 tibial shaft fracture?

Question 3

In the Oestern-Tscherne classification, which grade corresponds to a closed soft tissue injury with minimal skin contusion?

Question 4

What is the primary concern with a tibial shaft fracture in relation to compartment syndrome?

Question 5

According to Gustilo-Anderson classification, which of the following is categorized as a type IIIA open fracture?

Question 6

The AO/OTA 42-C classification represents which type of tibial shaft fractures?

Question 7

Which tibial shaft fracture type is most likely to lead to neurovascular injuries?

Question 8

What is the best initial treatment strategy for a displaced tibial shaft fracture classified as 42-A?

Question 9

In the context of tibial shaft fractures, which compartment is most commonly affected by compartment syndrome?

Question 10

For a tibial shaft fracture classified as 42-B2, which characteristic is true?