Clinical Study

Arthrodesis of the Trapeziometacarpal Joint Using a Chevron Osteotomy and Plate Fixation

Table 1

Eaton and Littler classification of trapeziometacarpal arthritis.

StageDescription

ISlight joint space widening (due to effusion)
IISlight narrowing of joint with sclerosis and small osteophytes < 2 m
IIIMarked narrowing of joint with osteophytes > 2 mm
IVPantrapezial arthritis with involvement of scaphotrapezial joint