Fracture of base of second metatarsal is pathognomonic
AP
Medial margin of 2nd metatarsal base does not align with medial margin of 2nd cuneiform
Bony displacement 1mm or greater between bases of first and second metatarsals is considered unstable
Oblique
Medial margin of 3rd metatarsal does not align with medial margin of 3rd cuneiform
Lateral
2nd metatarsal is higher than middle cuneiform (step-off)
Medial margin of 2nd metatarsal base does not align with medial margin of 2nd cuneiform
Bony displacement 1mm or greater between bases of first and second metatarsals is considered unstable
Medial margin of 3rd metatarsal does not align with medial margin of 3rd cuneiform
2nd metatarsal is higher than middle cuneiform (step-off)
Lisfranc injury
Talus fracture
Coup contrecoup injury
Calcaneus fracture
Stingray injury
Dental avulsion
Navicular fracture
Fishhook injury