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. 2020 Apr 27;55(4):397–403. doi: 10.1055/s-0039-3402460

Table 2. Anatomical classification of Brodsky 4 and Trepman 22 for Charcot neuroarthropathy (CN) .

Type Joints involved
1 Tarsometatarsal and naviculocuneiform
2 Subtalar, talonavicular or calcaneocuboid
3A Tibiotalar
3B Previous calcaneal tuberosity fracture
4 Combination of affected areas (mixed)
5 Forefoot