Difference between revisions of "Acute synovitis"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      = Acute synovitis -- intermed mag.jpg
| Width      =
| Caption    = Acute synovitis. [[H&E stain]].
| Synonyms  =
| Micro      = synovium with [[neutrophils]]
| Subtypes  =
| LMDDx      = infectious synovitis
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      =
| Grossing  =
| Site      = [[joints]]
| Assdx      =
| Syndromes  =
| Clinicalhx = +/-procedure
| Signs      = swelling, erythema, warm joint
| Symptoms  = +/-pain
| Prevalence =
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  =
| Other      = joint culture
| ClinDDx    =
| Tx        =
}}
'''Acute synovitis''' is an inflammatory process involving the synovium.
'''Acute synovitis''' is an inflammatory process involving the synovium.


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*Infectious synovitis.
*Infectious synovitis.
*[[Rheumatoid arthritis]] - should have [[plasma cells]].
*[[Rheumatoid arthritis]] - should have [[plasma cells]].
===Images===
<gallery>
Image: Acute synovitis -- low mag.jpg | AS - low mag.
Image: Acute synovitis -- intermed mag.jpg | AS - intermed. mag.
Image: Acute synovitis -- high mag.jpg | AS - high mag.
Image: Acute synovitis -- very high mag.jpg | AS - very high mag.
</gallery>


==Sign out==
==Sign out==
<pre>
<pre>
SYNOVIUM, RIGHT FIFTH FINGER, EXCISION:
SYNOVIUM, LEFT FIFTH FINGER, EXCISION:
- ACUTE SYNOVITIS WITH FOCAL HEMOSIDERIN-LADEN MACROPHAGES AND FIBROVASCULAR TISSUE.
- ACUTE SYNOVITIS WITH FOCAL HEMOSIDERIN-LADEN MACROPHAGES AND FIBROVASCULAR TISSUE.
- NO SIGNIFICANT NUMBER OF PLASMA CELLS IDENTIFIED.
- NO SIGNIFICANT NUMBER OF PLASMA CELLS ARE IDENTIFIED.
- NO MICROORGANISMS APPARENT WITH ROUTINE STAINS, SEE COMMENT.
- NO MICROORGANISMS APPARENT WITH ROUTINE STAINS, SEE COMMENT.
- NO EVIDENCE OF MALIGNANCY.
- NO EVIDENCE OF MALIGNANCY.
COMMENT:
Correlation with microbiology is suggested.
</pre>
<pre>
SYNOVIUM, RIGHT ELBOW, BIOPSY:
- ACUTE SYNOVITIS.
- NO MICROORGANISMS IDENTIFIED WITH ROUTINE STAINS.
- NEGATIVE FOR MALIGNANCY.


COMMENT:
COMMENT:

Latest revision as of 01:58, 7 June 2014

Acute synovitis
Diagnosis in short

Acute synovitis. H&E stain.

LM synovium with neutrophils
LM DDx infectious synovitis
Site joints

Clinical history +/-procedure
Signs swelling, erythema, warm joint
Symptoms +/-pain
Other joint culture

Acute synovitis is an inflammatory process involving the synovium.

This article deal with nonspecific causes of acute synovitis (acute nonspecific synovitis).

General

  • Cultures negative - by definition.
  • Nonspecific finding.
  • May form a tumour-like mass.[1]

Microscopic

Features:

DDx:

Images

Sign out

SYNOVIUM, LEFT FIFTH FINGER, EXCISION:
- ACUTE SYNOVITIS WITH FOCAL HEMOSIDERIN-LADEN MACROPHAGES AND FIBROVASCULAR TISSUE.
- NO SIGNIFICANT NUMBER OF PLASMA CELLS ARE IDENTIFIED.
- NO MICROORGANISMS APPARENT WITH ROUTINE STAINS, SEE COMMENT.
- NO EVIDENCE OF MALIGNANCY.

COMMENT:
Correlation with microbiology is suggested.
SYNOVIUM, RIGHT ELBOW, BIOPSY:
- ACUTE SYNOVITIS.
- NO MICROORGANISMS IDENTIFIED WITH ROUTINE STAINS.
- NEGATIVE FOR MALIGNANCY.

COMMENT:
Correlation with microbiology is suggested.

See also

References

  1. Prosser, GH.; Sterne, GD.; Nancarrow, JD. (Jan 2002). "Intratendinous rupture of flexor digitorum profundus caused by non-specific synovitis.". Br J Plast Surg 55 (1): 77-9. doi:10.1054/bjps.2001.3726. PMID 11783976.