II. Background: FADIR Mnemonic (or FADDIR)

  1. Flexion
  2. ADDuction
  3. Internal Rotation

III. Indications

  1. Anterolateral Hip Pain suggestive of Hip Impingement (Femoroacetabular Impingement)

IV. Technique: Flexion, ADduction and Internal Rotation (F-Ad-Ir)

  1. Patient supine
  2. Examiner raises one leg with hip flexed to 90 degrees and knee flexed to 90 degrees
  3. Examiner adducts and internally rotates the hip (foot and ankle rotated away from midline)
  4. Images
    1. OrthoHipFADIR.jpg

V. Interpretation

  1. Positive if maneuver induces pain
  2. Causes of positive test
    1. Hip Impingement (femoral acetabular impingement)
    2. Hip Labral Tear
    3. Hip loose bodies
    4. Hip chondral lesion

Images: Related links to external sites (from Google)