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Copyright ©The Author(s) 2015.
World J Rheumatol. Jul 12, 2015; 5(2): 90-95
Published online Jul 12, 2015. doi: 10.5499/wjr.v5.i2.90
Table 2 Eaton-Littler classification of rhizarthrosis
StageDefinition
INormal articular surface
Possible widening of TMC joint indicating synovitis
IIJoint space narrowing
Oteophytes < 2 mm
Normal ST joint
IIISevere TMC destruction with subchondral sclerosis
Osteophytes > 2 mm and presence of loose bodies
Normal ST joint
IVTMC and ST joints are both affected