Orthopedics Book

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Prepatellar Bursa Injection

Aka: Prepatellar Bursa Injection, Prepatellar Bursa Aspiration
  1. See Also
    1. Knee Injection
    2. Joint Injection
    3. Injectable Corticosteroid
  2. Indications
    1. Prepatellar Bursitis
  3. Preparation
    1. Needle
      1. Gauge: 25-27 (injection), 18-20 (aspiration)
      2. Length: 1 to 1.5 inches
    2. Syringe: 5 ml (injection) or 20-30 ml (aspiration)
    3. Corticosteroid options
      1. Betamethasone (Celestone) 1 ml of 6 mg/ml
      2. Methylprednisolone (Depo-Medrol): 1 ml of 40 mg/ml
    4. Anesthetic
      1. Lidocaine 1%: 2 ml or
      2. Bupivacaine 0.25% or 0.5%: 2 ml
  4. Technique
    1. Patient position
      1. Patient supine with knee in slight flexion
      2. Prop up knee on towel roll in popliteal space
    2. Sterilize local skin with Betadine or Hibiclens
    3. Mark needle insertion site based on approach
      1. Palpate swelling over the Patella
        1. Bursa is anterior and inferior to Patella
      2. Mark point of maximal tenderness
    4. Insert needle into bursa and aspirate
      1. Inject Corticosteroid preparation
  5. References
    1. Pfenninger (1994) Procedures, p. 1036-54
    2. Cardone (2003) Am Fam Physician 67(10):2147-52 [PubMed]
    3. Zuber (2002) Am Fam Physician 66(8):1497-1500 [PubMed]

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