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Patellar Tendonitis M76.50 726.64

 

synonyms:Jumper's Knee, patellar tendonosis, patellar tendinopathy

Patellar Tendonitis ICD-10

Patellar Tendonitis ICD-9

  • 726.64 (Patellar tendinitis)

Patellar Tendonitis Etiology / Epidemiology / Natural History

  • Believed to related to repeated loading of the knee extensor mechanism.
  • Pathology shows hypercellularity, neovascularization and an absence of inflammatory cells. Related to recurrent microtrauma.
  • Generally associated with jumping sports; basketball, volleyball

Patellar Tendonitis Anatomy

Patellar Tendonitis Clinical Evaluation

  • Activity related anterior knee pain with focal patellar-tendon tenderness. Marked tenderness in the insertion of the infrapatellar tendon at the inferior pole of the patella. Pain may be exacerbated by knee extension.
  • Associated with jumping sports, basketball, volleyball.

Patellar Tendonitis Xray / Diagnositc Tests

  • A/P and Lateralviews of the knee generally normal.
  • MRI: reveals inflammatory changes in the patellar tendon.

Patellar Tendonitis Classification / Treatment

Patellar Tendonitis Associated Injuries / Differential Diagnosis

Patellar Tendonitis Complications

Patellar Tendonitis Follow-up Care

Patellar Tendonitis Review References

  • Warden SJ, Clin in Sports Med 2003;22
  • Shelbourne KD, AJSM 2006;34:1141
  • Al-Duri ZA, Am J Knee Surg 2001;14:43
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