Ottawa ankle rules: Difference between revisions

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==Ankle==
==Ankle==
X-ray is only required if there is pain in the malleolar zone AND any of these findings:
*X-ray is only required if there is pain in the malleolar zone AND any of these findings:
#Bony tenderness along the posterior edge or distal 6cm of either malleolus
#Bony tenderness along the posterior edge or distal 6cm of either malleolus
#Inability to bear weight for at least two steps with each foot immediately after the injury AND at the time of evaluation
#Inability to bear weight for at least two steps with each foot immediately after the injury AND at the time of evaluation


==Foot==
==Foot==
X-ray is only required if there is pain in midfoot zone AND any of these findings:
*X-ray is only required if there is pain in midfoot zone AND any of these findings:
#Bony tenderness over the navicular bone
#Bony tenderness over the navicular bone
#Bony tenderness over base of the 5th metatarsal
#Bony tenderness over base of the 5th metatarsal
#Inability to bear weight for at least two steps with each foot immediately after the injury And at the time of evaluation
#Inability to bear weight for at least two steps with each foot immediately after the injury And at the time of evaluation


==Exceptions==
==Exceptions==
#?age <18 or >55
#?age <18 or >55
#only for blunt trauma mechanism
##Study of 1500 patients age 1-15 showed a sensitivity of 98%^
#doesn't apply to subacute/chronic injuries
#Only for blunt trauma mechanism
#doesn't apply to injuries of the hindfoot or forefoot
#Does not apply to subacute/chronic injuries
 
#Does not apply to injuries of the hindfoot or forefoot
0.5% of pt's not xrayed were found to have minor fractures on follow up xray in 5-7 days.
 
Although it doesn't apply to peds, a study of 1500 patients age 1-15 showed a sensitivity of 98%^


==See Also==
==See Also==

Revision as of 22:02, 13 February 2012

Ankle

  • X-ray is only required if there is pain in the malleolar zone AND any of these findings:
  1. Bony tenderness along the posterior edge or distal 6cm of either malleolus
  2. Inability to bear weight for at least two steps with each foot immediately after the injury AND at the time of evaluation

Foot

  • X-ray is only required if there is pain in midfoot zone AND any of these findings:
  1. Bony tenderness over the navicular bone
  2. Bony tenderness over base of the 5th metatarsal
  3. Inability to bear weight for at least two steps with each foot immediately after the injury And at the time of evaluation

Exceptions

  1. ?age <18 or >55
    1. Study of 1500 patients age 1-15 showed a sensitivity of 98%^
  2. Only for blunt trauma mechanism
  3. Does not apply to subacute/chronic injuries
  4. Does not apply to injuries of the hindfoot or forefoot

See Also

Source

^Journal of Acc/Emerg Med 1999;16:342-344