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Pigment Villonodular Synovitis of the Hip M12.259 719.25

 
ICD-9 Classification / Treatment
Etiology / Epidemiology / Natural History Associated Injuries / Differential Diagnosis
Anatomy Complications
Clinical Evaluation Follow-up Care
Xray / Diagnositc Tests Review References

synonyms:Pigment Villonodular Synovitis of the Hip, PVNS

PVNS ICD-10

 

PVNS ICD-9

  • 719.25 Villonodular synovitis, pelvic region and thigh

Etiology / Epidemiology / Natural History

  • uncommon disease.  Hip involved 15% of the time
  • pathogenesis unknown

Anatomy

  •  

PVNS Clinical Evaluation

  • insidious onset of pain and limited ROM

PVNS Xray / Diagnositc Tests

  • cortical erosions in the acetabulum, femoral neck, and margins of the femoral head.  Often seen as cyst like structures on A/P xray
  • MRI indicated.  Typically shows intra-articular effusion, low signal intensity on both T1 and T2 images due to hemosiderin deposition and thick fibrous tissue, synovial hyperplasia, bone ersosions, and preservation of bone density and joint space width. 

PVNS Classification / Treatment

  • synovectomy

PVNS Associated Injuries / Differential Diagnosis

  •  

PVNS Complications

  •  

PVNS Follow-up Care

  • Comlete synovectomy is effective in preventing recurrence of synovitis, but does not prevent development of secondary arthritis

PVNS Review References

  • Vastel L, JBJS 2005;87A;101924