burkitt Flashcards

1
Q

que tipo de LNH es burkitt?

A

estirpe B

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2
Q

patron característico de burkitt

A

cielo estrellado

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3
Q

que son las celulas aules en el cielo estrellado?

A

son las neoplásicas

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4
Q

qué son las celulas claras en el cielo estrellado?

A

macrófagos

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5
Q

qué indica un patrón de cielo estrellado?

A

que la neoplasia crece como loca

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6
Q

el cielo estrellado es exclusivo de burkitt?

A

NO

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7
Q

tipos de burkitt

A
  • esporádico
  • endémico
  • inmunosuprimidos
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8
Q

como se presenta el burkitt esporádico?

A

en panza (niños con dolor abdominal con plaston en zona apendicular, es cxcx de apendicitis pero es burkitt en válvula ileocecal)

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9
Q

tipo de burkitt mas característico

A

endémico

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10
Q

a qué es negativo el burkitt?

A
  • BCL-2
  • TDT
  • CD5
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11
Q

a qué es + burkitt?

A
  • CD10
  • CD19
  • CD20
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12
Q

como se encuentra el Ki-67 en burkitt?

A

arriba de 95%
* es burkitt hasta demostrar lo contrario

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13
Q

qué necesitas para que te de burkitt

A

tener EBV y alteraciones en CMYC

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14
Q

cromosoma en el que se encuentra CMYC

A

8

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15
Q

tipos de alteraciones en CMYC

A
  • t(8-14)(q24;q32) :cromosoma 8 brazo largo en loci 24. CMYC/IgH
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16
Q

traslocacion de burkitt mas frecuente

A

8-14: cromosoma 8 brazo largo en loci 24

17
Q

dx diferencial de burkitt