Arthrodesis of the wrist in rheumatoid arthritis

Table 1 Radiographic classification of rheumatic changes according to Larsen

X-ray findings	Larsen scoring
No pathologic changes	0
Osteoporosic bone, soft tissue swelling	1
Narrowing of joint spaces, bony erosions	2
Increased erosions, bony destructions	3
Joint spaces diminished, significant bone destruction	4
Joint mutilation, ankylosis od the wrist	5

Table 2 The wrightington classification for wrist destruction in arthritis

Scoring	Radiographic signs	Therapeutic suggestion
1	Osteoporosis, cystic erosions	Synovial tissue resection
2	Instability of the carpus	Soft tissue procedures or limited arthrodesis
3	Bone destruction, subluxation	Arthroplasty or arthrodesis
4	Severe radial destruction	Arthrodesis