Rheumatoid Thumb
Nalebuff Classification
Type I - Boutonniere
- commonest
- MP flexion / IP hyperextension
- usually EPB rupture with EPL subluxation
Type II
- Boutonniere & Swan Neck
- doesn't exist according to Nalebuff
Type I - Boutonniere
- commonest
- MP flexion / IP hyperextension
- usually EPB rupture with EPL subluxation
Type II
- Boutonniere & Swan Neck
- doesn't exist according to Nalebuff