Boutonniere deformity involves:
Boutonniere deformity involves: Flexion at PIP and extention at DIP joint seen in RA Other deformities in RA- Swan-neck deformity Z-deformity of thumb Ulnar detion of fingers
Flexion at PIP and DIP joint
Extention at PIP and DIP joint
Flexion at PIP and extention at DIP joint
Extention at PIP and flexion at DIP joint
Joint Disorders