Shoulder

Biceps Tendon Rupture

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Biceps Tendon Rupture

  • See Also
  1. SLAP Lesion
  2. Biceps Tenosynovitis
  3. Biceps Tendon Instability
  4. Distal Biceps Tendinopathy
  • Definition
  1. Distal Rupture Biceps Tendon
  • Causes
  1. Degenerative Change at Insertion into Radial Tuberosity
    1. Similar to changes at long head biceps at Shoulder
  2. Sudden forceful elbow flexion
    1. Results in rupture at radius insertion
  • Risk Factors
  1. Rotator Cuff Tear
  2. Recurrent Bicipital Tendinitis
  3. Rheumatoid Arthritis
  4. Age over 40 years
  • Symptoms
  1. Audible, painful snap at elbow following forceful elbow flexion
  2. Swelling, tenderness, and Bruising occurs at anterior upper arm, proximal to elbow
  3. Sudden onset with sharp snapping Sensation
  4. Pain and weakness of Shoulder and arm
  • Signs
  1. Weak flexion at elbow
    1. Some flexion may be maintained
    2. Requires intact overlying deep fascia of antecubital
  2. Weak supination at Forearm
  3. Bulbous swelling in upper arm on flexion
    1. Localized bulge at distal biceps when elbow flexed
    2. Bulge represents retracted biceps Muscle belly
  4. Images
    1. ArmBicepsRupture.jpg
  • Management
  • Surgery Indications
  1. Rarely indicated due to minimal pain and dysfunction
  2. Elective repair may be indicated in young athlete
  3. Indicated if significant Motor Strength loss