Difference between revisions of "Chromosomal translocations"

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| Mantle cell lymphoma
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| genes ???
| IGH-CCND1
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| reference ???
| <ref>{{Cite journal  | last1 = Li | first1 = JY. | last2 = Gaillard | first2 = F. | last3 = Moreau | first3 = A. | last4 = Harousseau | first4 = JL. | last5 = Laboisse | first5 = C. | last6 = Milpied | first6 = N. | last7 = Bataille | first7 = R. | last8 = Avet-Loiseau | first8 = H. | title = Detection of translocation t(11;14)(q13;q32) in mantle cell lymphoma by fluorescence in situ hybridization. | journal = Am J Pathol | volume = 154 | issue = 5 | pages = 1449-52 | month = May | year = 1999 | doi = 10.1016/S0002-9440(10)65399-0 | PMID = 10329598 }}</ref>
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| Burkitt lymphoma
| Burkitt lymphoma
| genes ???
| IGH-MYC (???)
| t(8;14)  
| t(8;14)  
| reference ???
| <ref name=pmid19074108>{{Cite journal  | last1 = Perkins | first1 = AS. | last2 = Friedberg | first2 = JW. | title = Burkitt lymphoma in adults. | journal = Hematology Am Soc Hematol Educ Program | volume =  | issue =  | pages = 341-8 | month =  | year = 2008 | doi = 10.1182/asheducation-2008.1.341 | PMID = 19074108 }}
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<!-- | Tumour
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Revision as of 16:52, 20 May 2011

Chromosomal translocations, also translocations, may be characteristic of a tumour or simply narrow down the diagnosis to a set of tumours.

Key point

The key point is:

  • One should be aware of the existence of specific (i.e. diagnostic/near diagnostic) translocations and translocations which significantly narrow down the diagnosis -- which are available to (clinical) pathologists.

Unfortunate reality of residency

Translocations are often a subject of pimping and show-up on examinations.

List of translocations

Soft tissue table

Tumour Translocation(s) Genes Reference(s)
Ewing sarcoma/PNET t(11;22) FLI1-EWS [1][2]
Myxoid liposarcoma, round-cell type liposarcoma t(12;16) CHOP-TLS [1][3][4]
Synovial sarcoma t(X;18) SYT-SSX [1]
Alveolar rhabdomyosarcoma t(1;13)
t(2,13)
PAX7-FKHR
PAX3-FKHR
[1]
Extraskeletal myxoid chondrosarcoma t(9;22) CHN-EWS [1]
Desmoplastic small round cell tumour t(11;22) EWS-WT1 [1]
Clear cell sarcoma t(12;22) EWS-ATF1 [1]
Dermatofibrosarcoma protuberans t(17;22) COLA1-PDGFB [1]
Alveolar soft part sarcoma t(X;17) TFE3-ASPL [1]
Congenital fibrosarcoma t(12;15) ETV6-NTRK3 [1]

EWS associated

Tumour Translocation(s) Genes Reference(s)
Ewing sarcoma/PNET t(11;22) FLI1-EWS [1][2]
Extraskeletal myxoid chondrosarcoma t(9;22) CHN-EWS [1]
Desmoplastic small round cell tumour t(11;22) EWS-WT1 [1]
Clear cell sarcoma t(12;22) EWS-ATF1 [1]

Lymphoma

Tumour Translocation(s) Genes Reference(s)
Follicular lymphoma IGH-BCL2 t(14,18) [5]
Mantle cell lymphoma IGH-CCND1 t(11;14) [6]
Burkitt lymphoma IGH-MYC (???) t(8;14) [7]

Leukemia

Tumour Translocation(s) Genes Reference(s)
Chronic myelogenous leukemia BCR-ABL t(9;22) [8]
Acute promyelocytic leukemia (APL) PML-RARA t(15;17) [9]


Paediatric table

Translocation Genes Tumour(s) Reference
t(12;16) FUS/ATF1 angiomatoid fibrous histiocytoma [10]
t(12;22) EWS/ATF1 angiomatoid fibrous histiocytoma [10]
t(12;16) EWS/CHOP myxoid liposarcoma [10]
t(16;22) EWS/ATF1 myxoid liposarcoma [10]
t(12;22) EWS/ATF1 clear cell sarcoma [10]
t(21;22) EWS/ATF1 Ewing sarcoma [10]
t(12;21) FUS/ERG Ewing sarcoma [10]
t(12;21) FUS/ERG acute myeloid leukemia [10]

See also

References

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 Kumar, Vinay; Abbas, Abul K.; Fausto, Nelson; Aster, Jon (2009). Robbins and Cotran pathologic basis of disease (8th ed.). Elsevier Saunders. pp. 1249. ISBN 978-1416031215.
  2. 2.0 2.1 Online 'Mendelian Inheritance in Man' (OMIM) 133450
  3. Antonescu CR, Tschernyavsky SJ, Decuseara R, et al. (December 2001). "Prognostic impact of P53 status, TLS-CHOP fusion transcript structure, and histological grade in myxoid liposarcoma: a molecular and clinicopathologic study of 82 cases". Clin. Cancer Res. 7 (12): 3977–87. PMID 11751490.
  4. Online 'Mendelian Inheritance in Man' (OMIM) 613488
  5. Gu, K.; Chan, WC.; Hawley, RC. (Aug 2008). "Practical detection of t(14;18)(IgH/BCL2) in follicular lymphoma.". Arch Pathol Lab Med 132 (8): 1355-61. doi:10.1043/1543-2165(2008)132[1355:PDOBIF]2.0.CO;2. PMID 18684042.
  6. Li, JY.; Gaillard, F.; Moreau, A.; Harousseau, JL.; Laboisse, C.; Milpied, N.; Bataille, R.; Avet-Loiseau, H. (May 1999). "Detection of translocation t(11;14)(q13;q32) in mantle cell lymphoma by fluorescence in situ hybridization.". Am J Pathol 154 (5): 1449-52. doi:10.1016/S0002-9440(10)65399-0. PMID 10329598.
  7. Perkins, AS.; Friedberg, JW. (2008). "Burkitt lymphoma in adults.". Hematology Am Soc Hematol Educ Program: 341-8. doi:10.1182/asheducation-2008.1.341. PMID 19074108.
  8. Cilloni, D.; Saglio, G. (Sep 2009). "CML: a model for targeted therapy.". Best Pract Res Clin Haematol 22 (3): 285-94. doi:10.1016/j.beha.2009.04.004. PMID 19959080.
  9. Grimwade, D.; Mistry, AR.; Solomon, E.; Guidez, F. (2010). "Acute promyelocytic leukemia: a paradigm for differentiation therapy.". Cancer Treat Res 145: 219-35. doi:10.1007/978-0-387-69259-3_13. PMID 20306254.
  10. 10.0 10.1 10.2 10.3 10.4 10.5 10.6 10.7 PST. 14 February 2011.

Further reading

Rowley JD (September 2008). "Chromosomal translocations: revisited yet again". Blood 112 (6): 2183–9. doi:10.1182/blood-2008-04-097931. PMID 18779403. http://bloodjournal.hematologylibrary.org/content/112/6/2183.full.