Bone
Lunate
Moon-shaped carpal bone
High-yield
Most commonly DISLOCATED carpal bone (anteriorly) → acute carpal tunnel syndrome.
Overview
A crescent-shaped proximal carpal bone that is the most commonly dislocated carpal bone and can compress the median nerve.
Reference facts
- Bone type
- Short (carpal)
- Key landmarks
- Concave distal surface; Convex proximal surface
- Articulations
- Radius; Scaphoid; Triquetrum; Capitate; Hamate
Frequently asked questions
What type of bone is the lunate?
The lunate is a short (carpal) bone.
What does the lunate articulate with?
The lunate articulates with the radius; Scaphoid; Triquetrum; Capitate; Hamate.
What are the key landmarks of the lunate?
Key landmarks of the lunate include the concave distal surface; Convex proximal surface.