Jones fracture

• Fracture of proximal metaphyseal 5th metatarsal
  • located w/in 1.5 cm distal to tuberosity of 5th metatarsal
• Prone to malunion
  • Watershed area (poor blood supply)
  • Under tension from multiple tendons
• Treatment
  • Immobilize with posterior-mold splint
  • Non-weight bearing - crutches
  • Prompt orthopedic evaluation
    • Some cases are managed with non-weight bearing casts
    • Others are repaired operatively.
    • Delayed jones fractures with malunion will require operative repair.
• Distinguish from pseudo-jones fracture (dancers fracture)
  • metatarsal styloid avulsion fracture, generally does not require operative repair
  • much more common than true Jones fracture.

Presented with persistant foot pain from
Jones fracture malunion.

References

http://www.wheelessonline.com/ortho/jones_fracture
http://www.wheelessonline.com/ortho/avulsion_frx_of_base_of_5th_metatarsal