How does a lunate dislocation differ from a perilunate dislocation?
In a lunate dislocation, the radiolunate articular is disrupted whereas in a perilunate dislocation the radiolunate articular is intact but the capitolunate articulation is disrupted.
Volar lunate dislocation, with no scaphoid fracture seen.
Ulnar negative variance and severe 1st CMC degenerative change noted.