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Updated: May 23, 2026

A Protocol to Acquire the Degenerative Tenocyte from Humans
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Xanthomatous tendinosis.

Erin K Hassett1, Kornelia Kulig, Patrick M Colletti

  • 1University of Southern California, Los Angeles, CA, USA.

The Journal of Orthopaedic and Sports Physical Therapy
|April 3, 2012
PubMed
Summary
This summary is machine-generated.

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50 Years of Clinical Nuclear Medicine.

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A 26-year-old man experienced worsening knee pain due to xanthomatous tendinosis. Ultrasound imaging revealed changes in the patellar tendons, confirming this rare condition.

Area of Science:

  • Orthopedics
  • Radiology
  • Pathology

Background:

  • Patellar tendinosis is a common cause of anterior knee pain.
  • Xanthomatous tendinosis is a rare condition characterized by lipid deposition in tendons.

Observation:

  • A 26-year-old male presented with insidious onset bilateral knee pain, localized to the patellar tendons over 3 months.
  • Physical therapy evaluation included ultrasound imaging of the patellar tendons.

Findings:

  • Ultrasound findings were consistent with xanthomatous tendinosis of the bilateral patellar tendons.
  • This suggests a rare degenerative process affecting the tendon structure.

Implications:

  • Early diagnosis of xanthomatous tendinosis is crucial for appropriate management.

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  • Further research into the etiology and treatment of this rare tendinopathy is warranted.