Scaphoid non-union advanced collapse (SNAC)

A well corticated (old) transverse fracture involving the distal part of scaphoid bone (non union fracture)

Scapholunate joint instability and arthritis

Slight widening of scapholunate joint space at volar aspect with tear of volar band of scapholunate ligament – suggestive of Scaphoid non-union advanced collapse (SNAC)

Slight proximal recession of the capitate bone due to scapholunate instability.

Thickening of the triscaphoid ligament with slightly widened scapho-trapezoid joint space.