II. Definitions

  1. Ligament Sprain
    1. Sprain refers to injury to ligament or joint capsule

III. Grading

  1. Grade 1 Sprain: Few torn ligamentous fibers
    1. Mild Joint Pain reproduced on local palpation
    2. Firm endpoint with minimal laxity
    3. No joint instability
  2. Grade 2 Sprain: Increased joint instability
    1. Joint Swelling and pain
    2. Firm endpoint with some Joint Laxity
    3. Decreased function
  3. Grade 3 Sprain: Complete ligamentous tear
    1. Minimal or no endpoint, gross Joint Laxity
    2. Unstable joint

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