| Synovial Hyperplasia
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Etiology
• Associated with any irritant within the joint (torn cartilage, chipped bone).
• Associated with inflammatory process including such disorders as rheumatoid arthritis.
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Pathogenesis
• Epithelial hyperplasia in response to injury.
• Inflammation or mechanical trauma may cause the injury.,
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Epidemiology
• Frequent.
• Epidemiology that of injury to joints and of arthritic diseases.
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General Gross Description
• Congested, thickened, granular synovium.
•Examples:
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General Microscopic Description
• Multiple layers of synovium.
• May be associated with inflammation, foreign material, hemorrhage, and/or scar.
•Examples:
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Clinical Correlation
• Non specific finding associated with injury.
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References
• Cotran RS, Kumar V, Robbins SL: Robbins Pathologic Basis of Disease. 5th ed. Philadelphia, W.B. Saunders, 1994, pp. 1250-9.
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| Synovial Hyperplasia
| | Synopsis by: Melinda Sanders M.D. (T12040M72000)[614]
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