Ottawa Knee Rules: Difference between revisions

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{{Special Test}}
PURPOSE:  To determine if radiographs are needed after knee trauma
 
 
 
TECHNIQUE: <ref name="Flynn" />&nbsp;Radiographs should be ordered if one of the following is present
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Age &gt; 55 years
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Isolated patellar tenderness without other bone tenderness
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Tenderness of the fibular head
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Inability to flex the knee &gt; 90 degrees
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Inability to bear weight immediately after injury and in the emergency department (4 steps) regardless of &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; limping.
 
 
 
EVIDENCE<ref name="Flynn" />: &nbsp;
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Sensitivity= 1.0 &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; -LR= 0&nbsp;
 
&nbsp;&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Specificity= .49-.56 &nbsp; &nbsp;+LR = 1.9-2.3
 
 
 
RESOURCES:
 
 
 
RESEARCH:
 
 
 
REFERENCES
 
1. Flynn T, Cleland J, Whitman J. Users Guide to Musculoskeletal Examination: Fundamentals for the Evidence Based Clinician: Evidence in Motion; 2008.

Revision as of 20:43, 20 December 2009

PURPOSE:  To determine if radiographs are needed after knee trauma


TECHNIQUE: [1] Radiographs should be ordered if one of the following is present

                      Age > 55 years

                      Isolated patellar tenderness without other bone tenderness

                      Tenderness of the fibular head

                      Inability to flex the knee > 90 degrees

                      Inability to bear weight immediately after injury and in the emergency department (4 steps) regardless of                             limping.


EVIDENCE[1]:  

              Sensitivity= 1.0           -LR= 0 

              Specificity= .49-.56    +LR = 1.9-2.3


RESOURCES:


RESEARCH:


REFERENCES

1. Flynn T, Cleland J, Whitman J. Users Guide to Musculoskeletal Examination: Fundamentals for the Evidence Based Clinician: Evidence in Motion; 2008.

  1. ↑ 1.0 1.1 Cite error: Invalid <ref> tag; no text was provided for refs named Flynn
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