Tendinopathy at insertions
commonly Tibialis Posterior, Peroneus Brevis, Peroneus Longus
Ligament injuries e.g. commonly spring ligament
Plantar fascia tear
Stress fracture
commonly: navicular, 2nd + 5th Metatarsal, cuboid
Tarso-Metatarsal Joint Osteoarthritis
Lisfranc injury - Metatarsal bone displaced from tarsus/midfoot due to ligament injury, fracture or combination