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. 2008 Nov 13;18(3):358–369. doi: 10.1007/s00586-008-0820-9

Fig. 4.

Fig. 4

Hypertrophy is assessed on transverse computed tomography scans. Zero points are given when no hypertrophy is present (a); 1 point when hypertrophy is present on one of the margins of the articular surface (b); and 2 points when it is present on all margins (c)