What is another name for a Colles fracture?

What is another name for a Colles fracture?

• A. Wrist fracture
• B. Smith fracture
• C. Dorsal fracture
• D. Volar fracture

Answer: (C)

A Colles fracture is specifically defined as a distal radius fracture that occurs just above the wrist, typically resulting from a fall onto an outstretched hand, with the distal fragment being displaced in a dorsal direction. This characteristic displacement is what gives the fracture its name and is a key identifier in clinical contexts.

The term "dorsal fracture" is applicable because the fracture's pattern results in a posterior angulation, causing the wrist to appear deformed with the distal end of the radius tilted upwards (dorsally). This feature is vital for medical professionals in diagnosing and managing the injury effectively.

In contrast, other terms used in fractures have distinct meanings or indicate different types of injuries. A wrist fracture is a general term that encompasses various types of fractures in the wrist area, while a Smith fracture refers to a specific fracture of the distal radius with palmar angulation, which is opposite to the characteristics of a Colles fracture. The term "volar fracture" is similar to that of a Smith fracture and also indicates a fracture pattern with a palm-facing direction. Understanding these definitions aids in accurately communicating fracture types and their mechanisms in a clinical setting.