American Board of Surgical Assistants (ABSA) Orthopedic Practice Test

What type of fracture typically requires a different approach to fixation compared to simple fractures?

1. Greenstick

2. Comminuted

3. Simple

4. Stable

The correct answer is: Comminuted

Comminuted fractures, which are characterized by the bone being shattered into multiple pieces, typically require a different approach to fixation compared to simple fractures. In a simple fracture, the bone breaks cleanly into two pieces, making it easier to align and stabilize. However, the complexity of comminuted fractures presents unique challenges. These fractures often involve a loss of bone integrity and may result in instability that is not present in simpler fractures. As a result, managing comminuted fractures frequently necessitates more advanced techniques, such as the use of plates, screws, or external fixation devices to achieve proper alignment and stability. The healing process can also be more complicated due to the increased number of fragments that can lead to malunion or nonunion if not properly addressed. In contrast, greenstick fractures, stable fractures, and simple fractures typically allow for more straightforward treatment with casting or splinting, given their typically less complicated nature.