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Related Experiment Videos

[Reactive synovitis: MRI features with arthroscopic correlation].

M Coumbaras1, P Le Hir, A Sautet

  • 1Service d'Imagerie Médicale, Hôpital Saint-Antoine, 184 rue du Faubourg Saint-Antoine, 75571 Paris 12. marc.coumbaras@imm.fr

Journal De Radiologie
|August 24, 2005
PubMed
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Magnetic Resonance (MR) imaging aids in detecting secondary reactive synovitis after trauma. Arthroscopy and biopsy are crucial for definitive diagnosis and to rule out other conditions.

Area of Science:

  • Radiology
  • Orthopedic Surgery
  • Pathology

Background:

  • Reactive synovitis can develop secondary to joint trauma or surgery.
  • Accurate diagnosis is essential for appropriate management.

Purpose of the Study:

  • To assess the efficacy of MR imaging in detecting and characterizing secondary reactive synovitis.
  • To correlate MR findings with arthroscopic and pathological results.

Main Methods:

  • Retrospective analysis of 10 patients undergoing MR imaging and arthroscopy of the knee or shoulder.
  • Synovial thickening graded at MRI: Grade 0 (normal), Grade 1 (diffuse), Grade 2 (nodular), Grade 3 (pseudotumoral).
  • Arthroscopy and pathology confirmed the diagnosis of reactive synovitis.

Main Results:

Related Experiment Videos

  • MR imaging detected synovitis in 80% of cases, with 2 false negatives.
  • Synovitis presentations included diffuse (30%), nodular (30%), and pseudotumoral (20%) on MRI.
  • Adjacent bony erosions were noted in 5 cases.

Conclusions:

  • MR imaging is valuable for detecting and evaluating secondary reactive synovitis.
  • Arthroscopy and synovial biopsy remain necessary to exclude infectious or tumoral causes of synovitis.