Orthopedics Book



Knee Bulge Sign

Aka: Knee Bulge Sign
  1. Indication
    1. Evaluation for small Knee Joint effusion
  2. Technique
    1. Examiner uses ball of hand over medial knee
      1. Milk fluid distally from suprapatellar pouch
      2. Repeat several times
    2. Press behind Patella lateral margin
      1. Swelling reappears in Knee Joint effusion
  3. Interpretation: Positive test implies effusion
    1. Knee Effusion may be detected at 10-15 cc of fluid

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