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Table 1 Clinical algorithm for prescribing foot and ankle orthoses for children with CMT

From: Indicators for the prescription of foot and ankle orthoses for children with Charcot-Marie-Tooth disease

Impairments and activity limitations Orthoses
Pes cavus and foot pain Foot orthoses
Pes cavus and poor balance UCBL* orthoses
Pes cavus and poorer balance (not corrected by UCBL* orthoses) Supramalleolar orthoses
Pes cavus and poorer balance (not corrected by supramalleolar AFOs†) Hinged AFOs†
Foot drop and poor walking Posterior leaf spring AFOs†
Foot drop, poor walking, pes cavus, and poor balance Hinged AFOs† with PF‡ stops
Global weakness of foot/ankle muscles and poor walking and/or balance (with/without pes cavus and/or foot drop) Hemispiral AFOs†
Global weakness of foot/ankle muscles and poorer walking and/or balance (not corrected by hemispiral AFOs†, with/without pes cavus and/or foot drop) Solid AFOs†
Pes cavus and/or ankle equinus (≥ 0°, not corrected by hinged AFOs† with/without PF‡ stops) Solid AFOs†
  1. * University of California Biomechanics Laboratory; † ankle-foot orthoses; ‡ plantarflexion