Osteochondral Fracture, Ankle

• Hx: heavy built 17 yo teenage boy, with inversion injury of the foot (better term is supination injury of the ankle) while running
• PE: swollen and tender at lateral and anterior ankle, rest of foot and fibula are not tender
  
• xray: bony fragment and irregularity on top of (medial) talus dome
  
  
• Other names: Osteochondritis Dissecans (OCD) of the Talus
  
• aside from ankle, knee could have this type of injury too
  
  
• if missed, may lead to Chronic Osteochondritis Dissecans
• from High Impact Axial loading or even nasty Inversion injury
• Management: POP, NWB up to 6 weeks
  
  
• Links:
  uscessentials lecture on ankle injuries
  anatomy at fpnotebook.com
  eorthopod.com
  fpnotebook.com