Difference between revisions of "Histiocytoses"

From Libre Pathology
Jump to navigation Jump to search
(+ECD)
Line 51: Line 51:
===IHC===
===IHC===
Langerin (CD207).<ref>URL: [http://www.ncbi.nlm.nih.gov/omim/604862 http://www.ncbi.nlm.nih.gov/omim/604862]. Accessed on: 2 February 2011.</ref>
Langerin (CD207).<ref>URL: [http://www.ncbi.nlm.nih.gov/omim/604862 http://www.ncbi.nlm.nih.gov/omim/604862]. Accessed on: 2 February 2011.</ref>
==Erdheim-Chester disease==
===General===
*Rare.
===Gross===
Features:
*Bone involvement - classic.
*Usually multiple systems are involved.
===Microscopic===
Features:<ref name=pmid15509691>{{Cite journal  | last1 = Sheu | first1 = SY. | last2 = Wenzel | first2 = RR. | last3 = Kersting | first3 = C. | last4 = Merten | first4 = R. | last5 = Otterbach | first5 = F. | last6 = Schmid | first6 = KW. | title = Erdheim-Chester disease: case report with multisystemic manifestations including testes, thyroid, and lymph nodes, and a review of literature. | journal = J Clin Pathol | volume = 57 | issue = 11 | pages = 1225-8 | month = Nov | year = 2004 | doi = 10.1136/jcp.2004.018481 | PMID = 15509691 }}</ref>
*Foamy histocytes.
**Large cells with gray, bubbly cytoplasm.
*+/-Touton giant cells - very distinctive - '''classic'''.
**Nuclei around cell periphery.
DDx:
*[[Rosai-Dorfman disease]].
*[[Langerhans cell histiocytosis]].
Images:
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1770491/figure/f1/ ECD (nih.gov)].
===IHC===
Features:<ref name=pmid17405844>{{Cite journal  | last1 = Haroche | first1 = J. | last2 = Amoura | first2 = Z. | last3 = Touraine | first3 = P. | last4 = Seilhean | first4 = D. | last5 = Graef | first5 = C. | last6 = Birmelé | first6 = B. | last7 = Wechsler | first7 = B. | last8 = Cluzel | first8 = P. | last9 = Grenier | first9 = PA. | title = Bilateral adrenal infiltration in Erdheim-Chester disease. Report of seven cases and literature review. | journal = J Clin Endocrinol Metab | volume = 92 | issue = 6 | pages = 2007-12 | month = Jun | year = 2007 | doi = 10.1210/jc.2006-2018 | PMID = 17405844 }}
</ref>
*CD68 +ve.
*S100 -ve/+ve.
*CD1a -ve.


==See also==
==See also==

Revision as of 14:30, 25 March 2012

Histiocytoses, singular histiocytosis, are a rare set of conditions affecting tissue macrophages.

Histiocytoses in a table

Features of histiocytoses:[1]

Histologic features EM features CD68 S-100 CD1a Image
Macrophage epithelioid cells, giant cells - + - - Macrophages - CD68 (WC)
Erdheim-Chester disease Touton giant cells - + +/- - ECD (upmc.edu)
Rosai-Dorfman Emperipolesis - + + - RDD (WC)
Langerhans cell histiocytosis (LCH) Reniform nuclei,
eosinophilic cytoplasm
Birbeck granules + + + LCH (WC)

Notes:

Langerhans cell histiocytosis

IHC

Langerin (CD207).[2]

Erdheim-Chester disease

General

  • Rare.

Gross

Features:

  • Bone involvement - classic.
  • Usually multiple systems are involved.

Microscopic

Features:[3]

  • Foamy histocytes.
    • Large cells with gray, bubbly cytoplasm.
  • +/-Touton giant cells - very distinctive - classic.
    • Nuclei around cell periphery.

DDx:

Images:

IHC

Features:[4]

  • CD68 +ve.
  • S100 -ve/+ve.
  • CD1a -ve.

See also

References

  1. Mills, Stacey E; Carter, Darryl; Greenson, Joel K; Oberman, Harold A; Reuter, Victor E (2004). Sternberg's Diagnostic Surgical Pathology (4th ed.). Lippincott Williams & Wilkins. pp. 479. ISBN 978-0781740517.
  2. URL: http://www.ncbi.nlm.nih.gov/omim/604862. Accessed on: 2 February 2011.
  3. Sheu, SY.; Wenzel, RR.; Kersting, C.; Merten, R.; Otterbach, F.; Schmid, KW. (Nov 2004). "Erdheim-Chester disease: case report with multisystemic manifestations including testes, thyroid, and lymph nodes, and a review of literature.". J Clin Pathol 57 (11): 1225-8. doi:10.1136/jcp.2004.018481. PMID 15509691.
  4. Haroche, J.; Amoura, Z.; Touraine, P.; Seilhean, D.; Graef, C.; Birmelé, B.; Wechsler, B.; Cluzel, P. et al. (Jun 2007). "Bilateral adrenal infiltration in Erdheim-Chester disease. Report of seven cases and literature review.". J Clin Endocrinol Metab 92 (6): 2007-12. doi:10.1210/jc.2006-2018. PMID 17405844.