Terms in the sagittal plane:
(1) equinus: toes on the ground, plantar surface at an angle to the ground, and the heel raised
(2) calcaneus: heel on the ground, plantar surface at an angle to the ground, and the toes raised.
(3) cavus: the arch of the foot is elevated, with toes and heel on the ground
Terms in the frontal plane:
(1) varus: lateral plantar surface of foot in contact with surface, with medial plantar surface raised, with the heel pointing inward
(2) valgus: medial plantar surface of foot in contact with surface, with lateral plantar surface raised, with the heel pointing outward
Terms used:
(1) equinus
(2) equinovarus: equinus + varus
(3) equinvalgus: equinus + valgus
(4) calcaneus
(5) calcaneovarus: calcaneus + varus
(6) calcaneovalgus: calcaneus + valgus
(7) cavus
(8) cavovarus: cavus + varus
(9) cavovalgus: cavus + valgus
(10) varus
(11) valgus
