HAEM5:Systemic EBV-positive T-cell lymphoma of childhood: Difference between revisions
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{{DISPLAYTITLE:Systemic EBV-positive T-cell lymphoma of childhood}} | {{DISPLAYTITLE:Systemic EBV-positive T-cell lymphoma of childhood}} | ||
[[HAEM5:Table_of_Contents|Haematolymphoid Tumours (WHO Classification, 5th ed.)]] | [[HAEM5:Table_of_Contents|Haematolymphoid Tumours (WHO Classification, 5th ed.)]] | ||
==Primary Author(s)*== | ==Primary Author(s)*== | ||
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==Gene Rearrangements== | ==Gene Rearrangements== | ||
Monoclonal T-cell receptor gene rearrangements in most cases.<ref name=":1">{{Cite journal|last=Quintanilla-Martinez|first=L.|last2=Kumar|first2=S.|last3=Fend|first3=F.|last4=Reyes|first4=E.|last5=Teruya-Feldstein|first5=J.|last6=Kingma|first6=D. W.|last7=Sorbara|first7=L.|last8=Raffeld|first8=M.|last9=Straus|first9=S. E.|date=2000-07-15|title=Fulminant EBV(+) T-cell lymphoproliferative disorder following acute/chronic EBV infection: a distinct clinicopathologic syndrome|url=https://pubmed.ncbi.nlm.nih.gov/10887104|journal=Blood|volume=96|issue=2|pages=443–451|issn=0006-4971|pmid=10887104}}</ref><ref name=":7">{{Cite journal|last=Coffey|first=Amy M.|last2=Lewis|first2=Annisa|last3=Marcogliese|first3=Andrea N.|last4=Elghetany|first4=M. Tarek|last5=Punia|first5=Jyotinder N.|last6=Chang|first6=Chung-Che|last7=Allen|first7=Carl E.|last8=McClain|first8=Kenneth L.|last9=Gaikwad|first9=Amos S.|date=2019-08|title=A clinicopathologic study of the spectrum of systemic forms of EBV-associated T-cell lymphoproliferative disorders of childhood: A single tertiary care pediatric institution experience in North America|url=https://pubmed.ncbi.nlm.nih.gov/31099136|journal=Pediatric Blood & Cancer|volume=66|issue=8|pages=e27798|doi=10.1002/pbc.27798|issn=1545-5017|pmid=31099136}}</ref> T-cell clonality can also be detected in EBV-associated HLH and other EBV-associated disorders.<ref name=":10">{{Cite journal|last=Dojcinov|first=Stefan D.|last2=Quintanilla-Martinez|first2=Leticia|date=2023-01-04|title=How I Diagnose EBV-Positive B- and T-Cell Lymphoproliferative Disorders|url=https://pubmed.ncbi.nlm.nih.gov/36214507|journal=American Journal of Clinical Pathology|volume=159|issue=1|pages=14–33|doi=10.1093/ajcp/aqac105|issn=1943-7722|pmid=36214507}}</ref> | Monoclonal T-cell receptor gene rearrangements in most cases.<ref name=":1">{{Cite journal|last=Quintanilla-Martinez|first=L.|last2=Kumar|first2=S.|last3=Fend|first3=F.|last4=Reyes|first4=E.|last5=Teruya-Feldstein|first5=J.|last6=Kingma|first6=D. W.|last7=Sorbara|first7=L.|last8=Raffeld|first8=M.|last9=Straus|first9=S. E.|date=2000-07-15|title=Fulminant EBV(+) T-cell lymphoproliferative disorder following acute/chronic EBV infection: a distinct clinicopathologic syndrome|url=https://pubmed.ncbi.nlm.nih.gov/10887104|journal=Blood|volume=96|issue=2|pages=443–451|issn=0006-4971|pmid=10887104}}</ref><ref name=":7">{{Cite journal|last=Coffey|first=Amy M.|last2=Lewis|first2=Annisa|last3=Marcogliese|first3=Andrea N.|last4=Elghetany|first4=M. Tarek|last5=Punia|first5=Jyotinder N.|last6=Chang|first6=Chung-Che|last7=Allen|first7=Carl E.|last8=McClain|first8=Kenneth L.|last9=Gaikwad|first9=Amos S.|date=2019-08|title=A clinicopathologic study of the spectrum of systemic forms of EBV-associated T-cell lymphoproliferative disorders of childhood: A single tertiary care pediatric institution experience in North America|url=https://pubmed.ncbi.nlm.nih.gov/31099136|journal=Pediatric Blood & Cancer|volume=66|issue=8|pages=e27798|doi=10.1002/pbc.27798|issn=1545-5017|pmid=31099136}}</ref> T-cell clonality can also be detected in EBV-associated HLH and other EBV-associated disorders.<ref name=":10">{{Cite journal|last=Dojcinov|first=Stefan D.|last2=Quintanilla-Martinez|first2=Leticia|date=2023-01-04|title=How I Diagnose EBV-Positive B- and T-Cell Lymphoproliferative Disorders|url=https://pubmed.ncbi.nlm.nih.gov/36214507|journal=American Journal of Clinical Pathology|volume=159|issue=1|pages=14–33|doi=10.1093/ajcp/aqac105|issn=1943-7722|pmid=36214507}}</ref> | ||
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* Somatic mutations have been reported; however, consistent/recurrent mutations are not well-described.<ref name=":10" /><ref>{{Cite journal|last=Saleem|first=Atif|last2=Joshi|first2=Rohan|last3=Lei|first3=Li|last4=Lezama|first4=Lhara|last5=Raghavan|first5=Shyam S.|last6=Neishaboori|first6=Nastaran|last7=Roy|first7=Mohana|last8=Schroers-Martin|first8=Joe|last9=Charville|first9=Gregory W.|date=2020-03-01|title=Novel IRF8 and PD-L1 molecular aberrations in systemic EBV-positive T-cell lymphoma of childhood|url=https://www.sciencedirect.com/science/article/pii/S2214330020300055|journal=Human Pathology: Case Reports|volume=19|pages=200356|doi=10.1016/j.ehpc.2020.200356|issn=2214-3300}}</ref><ref name=":2">{{Cite journal|last=Asmussen|first=Anders|last2=Quintanilla-Martinez|first2=Leticia|last3=Larsen|first3=Martin|last4=Fagerberg|first4=Christina|last5=Bækvad-Hansen|first5=Marie|last6=Juul|first6=Maja Bech|last7=Rewers|first7=Kate|last8=Raaschou-Jensen|first8=Klas|last9=Barnkob|first9=Mike Bogetofte|date=2024-01|title=Severe lympho-depletion, abrogated thymopoiesis and systemic EBV positive T-cell lymphoma of childhood, a case|url=https://pubmed.ncbi.nlm.nih.gov/37871127|journal=Leukemia & Lymphoma|volume=65|issue=1|pages=118–122|doi=10.1080/10428194.2023.2264425|issn=1029-2403|pmid=37871127}}</ref> | * Somatic mutations have been reported; however, consistent/recurrent mutations are not well-described.<ref name=":10" /><ref>{{Cite journal|last=Saleem|first=Atif|last2=Joshi|first2=Rohan|last3=Lei|first3=Li|last4=Lezama|first4=Lhara|last5=Raghavan|first5=Shyam S.|last6=Neishaboori|first6=Nastaran|last7=Roy|first7=Mohana|last8=Schroers-Martin|first8=Joe|last9=Charville|first9=Gregory W.|date=2020-03-01|title=Novel IRF8 and PD-L1 molecular aberrations in systemic EBV-positive T-cell lymphoma of childhood|url=https://www.sciencedirect.com/science/article/pii/S2214330020300055|journal=Human Pathology: Case Reports|volume=19|pages=200356|doi=10.1016/j.ehpc.2020.200356|issn=2214-3300}}</ref><ref name=":2">{{Cite journal|last=Asmussen|first=Anders|last2=Quintanilla-Martinez|first2=Leticia|last3=Larsen|first3=Martin|last4=Fagerberg|first4=Christina|last5=Bækvad-Hansen|first5=Marie|last6=Juul|first6=Maja Bech|last7=Rewers|first7=Kate|last8=Raaschou-Jensen|first8=Klas|last9=Barnkob|first9=Mike Bogetofte|date=2024-01|title=Severe lympho-depletion, abrogated thymopoiesis and systemic EBV positive T-cell lymphoma of childhood, a case|url=https://pubmed.ncbi.nlm.nih.gov/37871127|journal=Leukemia & Lymphoma|volume=65|issue=1|pages=118–122|doi=10.1080/10428194.2023.2264425|issn=1029-2403|pmid=37871127}}</ref> | ||
** ''FYN'' mutations have been reported in two cases <ref name=":10" /><ref name=":2" /> | ** ''FYN'' mutations have been reported in two cases <ref name=":10" /><ref name=":2" /> | ||
** Mutations in ''KMT2D'', ''MFHAS1'', ''STAT3'', ''EP300'', ''ITPKB'', ''DDX3X'', ''NOTCH1'', ''NOTCH2'', ''TET2 | ** Mutations in ''KMT2D'', ''MFHAS1'', ''STAT3'', ''EP300'', ''ITPKB'', ''DDX3X'', ''NOTCH1'', ''NOTCH2'', and ''TET2'' (amongst others) have also been reported<ref>{{Cite journal|last=Gao|first=Li-Min|last2=Zhao|first2=Sha|last3=Zhang|first3=Wen-Yan|last4=Wang|first4=Mi|last5=Li|first5=Hui-Fang|last6=Lizaso|first6=Anle|last7=Liu|first7=Wei-Ping|date=2019|title=Somatic mutations in KMT2D and TET2 associated with worse prognosis in Epstein-Barr virus-associated T or natural killer-cell lymphoproliferative disorders|url=https://pmc.ncbi.nlm.nih.gov/articles/PMC6783120/|journal=Cancer Biology & Therapy|volume=20|issue=10|pages=1319–1327|doi=10.1080/15384047.2019.1638670|issn=1555-8576|pmc=6783120|pmid=31311407}}</ref> | ||
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== Genetic Diagnostic Testing Methods == | == Genetic Diagnostic Testing Methods == | ||
* WHO 5th edition '' | * In the WHO 5th edition, clonal TCR-gene rearrangements are included as ''desirable'' diagnostic criteria for the diagnosis of SEBVTCL of childhood<ref name=":3" /><ref name=":6" /> | ||
* Differential Diagnosis with EBV-positive HLH is challenging | * Differential Diagnosis with EBV-positive HLH is challenging | ||
** TCR-gene rearrangements and aberrant T-cell phenotypes can be seen in both SEBVTCL of childhood and EBV-positive HLH | ** TCR-gene rearrangements and aberrant T-cell phenotypes can be seen in both SEBVTCL of childhood and EBV-positive HLH | ||
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* SEBVTCL of childhood shows an increased prevalence in populations from Asia and Latin America, suggesting a potential genetic etiology. However, no specific genetic abnormalities have been detected<ref>{{Cite journal|last=Montes-Mojarro|first=Ivonne A.|last2=Kim|first2=Wook Youn|last3=Fend|first3=Falko|last4=Quintanilla-Martinez|first4=Leticia|date=2020-01|title=Epstein - Barr virus positive T and NK-cell lymphoproliferations: Morphological features and differential diagnosis|url=https://pubmed.ncbi.nlm.nih.gov/31889602|journal=Seminars in Diagnostic Pathology|volume=37|issue=1|pages=32–46|doi=10.1053/j.semdp.2019.12.004|issn=0740-2570|pmid=31889602}}</ref> | * SEBVTCL of childhood shows an increased prevalence in populations from Asia and Latin America, suggesting a potential genetic etiology. However, no specific genetic abnormalities have been detected<ref>{{Cite journal|last=Montes-Mojarro|first=Ivonne A.|last2=Kim|first2=Wook Youn|last3=Fend|first3=Falko|last4=Quintanilla-Martinez|first4=Leticia|date=2020-01|title=Epstein - Barr virus positive T and NK-cell lymphoproliferations: Morphological features and differential diagnosis|url=https://pubmed.ncbi.nlm.nih.gov/31889602|journal=Seminars in Diagnostic Pathology|volume=37|issue=1|pages=32–46|doi=10.1053/j.semdp.2019.12.004|issn=0740-2570|pmid=31889602}}</ref> | ||
* Typically occurs following primary acute EBV infection; though, it is rarely reported in patients with a history of systemic chronic active EBV (CAEBV)<ref name=":10" /> | * Typically occurs following primary acute EBV infection; though, it is rarely reported in patients with a history of systemic chronic active EBV (CAEBV)<ref name=":10" /> | ||
* | * Harbors type A EBV with the wildtype or 30bp-deleted product of ''LMP1''<ref name=":1" /><ref name=":8">{{Cite journal|last=Kasahara|first=Y.|last2=Yachie|first2=A.|last3=Takei|first3=K.|last4=Kanegane|first4=C.|last5=Okada|first5=K.|last6=Ohta|first6=K.|last7=Seki|first7=H.|last8=Igarashi|first8=N.|last9=Maruhashi|first9=K.|date=2001-09-15|title=Differential cellular targets of Epstein-Barr virus (EBV) infection between acute EBV-associated hemophagocytic lymphohistiocytosis and chronic active EBV infection|url=https://pubmed.ncbi.nlm.nih.gov/11535525|journal=Blood|volume=98|issue=6|pages=1882–1888|doi=10.1182/blood.v98.6.1882|issn=0006-4971|pmid=11535525}}</ref><ref>{{Cite journal|last=Suzuki|first=Keiko|last2=Ohshima|first2=Koichi|last3=Karube|first3=Kennosuke|last4=Suzumiya|first4=Junji|last5=Ohga|first5=Shouichi|last6=Ishihara|first6=Shigehiko|last7=Tamura|first7=Kazuo|last8=Kikuchi|first8=Masahiro|date=2004-05|title=Clinicopathological states of Epstein-Barr virus-associated T/NK-cell lymphoproliferative disorders (severe chronic active EBV infection) of children and young adults|url=https://pubmed.ncbi.nlm.nih.gov/15067338|journal=International Journal of Oncology|volume=24|issue=5|pages=1165–1174|issn=1019-6439|pmid=15067338}}</ref> | ||
== Links == | == Links == | ||
[[HAEM4:EBV-Positive T-cell and NK-cell Lymphoproliferative Diseases of Childhood]]<center><center> | [[HAEM4:EBV-Positive T-cell and NK-cell Lymphoproliferative Diseases of Childhood]]<center><center> | ||
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== References == | == References == | ||
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<center><references /> | <center><references /> | ||