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splenic mesothelial cyst

Friday 13 January 2006

Synopsis

- cystic lesion

  • unifocal
  • multifocal

- Size: microscopic size to 2 cm in diameter
- thin-walled, semitranslucent, filled with clear or yellowish fluid or gelatinous contents
- cysts were with a single layer of flattened or cuboid mesothelial cells (CK+, calretinin+)
- diffuse squamous cell metaplasia
- cells focally forming small papillae
- vacuolated cells
- no mucus

Immunohistochemistry

- CK +
- calretin +

Differential diagnosis

- splenic lymphangiomas (#9060604#)
- splenic lymphangiomatosis (#9060604#)

See also

- mesothelial cysts
- diaphragmatic mesothelial cyst
- hepatic mesothelial cyst
- splenic mesothelial cyst

References

- Arber DA, Strickler JG, Weiss LM. Splenic mesothelial cysts mimicking lymphagiomas. Am J Surg Pathol. 1997 Mar;21(3):334-8. PMID: #9060604#

Portfolio

  • Splenic mesothelial cyst
  • Splenic mesothelial cyst (open)
  • Splenic mesothelial cyst (open)
  • Splenic multilocular mesothelial cysts
  • Splenic multilocular mesothelial cysts
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Splenic mesothelial cyst (open)