Felis ISSN 2398-2950

Synovial sarcoma

Contributor(s): William Brewer Jr, Irene Rochlitz

Introduction

  • Most common primary joint neoplasm.
  • Signs: lameness, swollen joint, pain.
  • Diagnosis: difficult, biopsy submitted to experienced veterinary pathologist.
  • Histopathology: characteristic erosive appearance.
  • Treatment: amputation (with or without chemotherapy).
  • Prognosis: poor if locally excized, good with amputation and low or high-grade tumor.
  • Very rarely metastasize, but locally invasive and tend to recur after local grade tumor excision.

Pathogenesis

Etiology

  • Unknown.

Pathophysiology

  • Neoplasia of synovia.

Timecourse

  • Weeks to months.

Diagnosis

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Treatment

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Outcomes

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Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Silva-Krott I U, Tucker R L, Meeks J C (1993) Synovial sarcoma in a cat. JAVMA 203 (10), 1430-1431 PubMed.
  • Madewell B R, Pool R (1978) Neoplasms of joints and related structures. Vet Clin North Am (3), 511-521 PubMed.
  • Hulse E V (1966) A benign giant-cell synovioma in a cat. J Pathol Bacteriol 91 (1), 269-271 PubMed.


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