1. Habitual
Normal til age 3
- child can actively heel walk
2. Structural
Fixed equinus – CTEV / arthrogryposis
Short / tight T Achilles
SOL in calf
3. Neuromuscular
CP
Spinal dysraphism / tethered cord
DMD– Duchenne / Gower’s
CMT
4. Short leg
Real - unilateral
Apparent - knee or hip deformity