Stages # Mild extension lag, passively correctable # Moderate extension lag, passively correctable # Mild flexion contracture # Advanced flexion contracture Higher numbers indicate a more severe problem and greater likelihood of a poor final outcome.
Boutonniere deformity
Sprengel's deformity
Madelung's deformity
Gibbus deformity
Tailor's bunion
Habit-tic deformity
Swan neck deformity
Rocker bottom foot