Orthopedics Book

Infectious Disease

Thoracic Spine Disorders

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Knee Anterior Drawer TestAka: Knee Posterior Drawer Test

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  1. Indications
    1. Assessment for Anterior Cruciate Ligament Rupture
  2. See Also
    1. Knee Exam
    2. Lachman Test
    3. Pivot Shift Test (MacIntosh Test)
  3. Technique
    1. Patient supine
      1. Hips flexed to 45 degrees
      2. Knees flexed to 90 degrees
      3. Feet flat on table
    2. Examiner sits on patients feet to fix in place
      1. Hold lower leg above calf with both hands
      2. Apply sudden firm pull forward (Anterior Drawer)
      3. Apply sudden firm push back (Posterior Drawer)
  4. Interpretation: Positive Test
    1. Anterior Drawer: Endpoint laxity suggests ruptured ACL
    2. Posterior Drawer: Endpoint laxity suggests ruptured PCL

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