Steatocystoma
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| Steatocystoma | |
|---|---|
| Diagnosis in short | |
 Steatocystoma. H&E stain. | |
|
| |
| LM | cyst lined by squamous epithelium with a corrugated eosinophilic lining, no granular cell layer |
| Site | skin - see dermal cysts |
|
| |
| Syndromes | steatocystoma multiplex |
|
| |
| Prevalence | rare |
| Prognosis | benign |
Steatocystoma is a rare benign dermal cyst.
General
- Benign.
- Rare.[1]
- Typically adults.
- Usually on the trunk.
- May be genetic; known as steatocystoma multiplex.[2]
- Classically autosomal dominant.[3]
Microscopic
Features:[4]
- Cyst lined by squamous epithelium with:
- Corrugated eosinophilic lining - key feature.
- Similar appearance to compact keratin (hyperkeratosis).
- Described as a hyaline cuticle.[5]
- No granular cell layer.
- Corrugated eosinophilic lining - key feature.
Images
Steatocystoma. (WC)
Steatocystoma - low mag. (WC/Nephron)
Steatocystoma - intermed. mag. (WC/Nephron)
Steatocystoma - high mag. (WC/Nephron)
www:
See also
References
- ↑ Gordon Spratt, EA.; Kaplan, J.; Patel, RR.; Kamino, H.; Ramachandran, SM. (Dec 2013). "Steatocystoma.". Dermatol Online J 19 (12): 20721. PMID 24365012.
- ↑ Online 'Mendelian Inheritance in Man' (OMIM) 184500
- ↑ URL: http://path.upmc.edu/cases/case674/dx.html. Accessed on: 29 January 2012.
- ↑ Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 312. ISBN 978-0443066542.
- ↑ URL: http://path.upmc.edu/cases/case674/dx.html. Accessed on: 29 January 2012.
- ↑ URL: http://path.upmc.edu/cases/case674.html. Accessed on: 29 January 2012.