Leucemia Linfocitica Crónica (LLC) Flashcards

1
Q

Definición de LLC

A

Es una neoplasia monoclonal de linfocitos B, fundamentalmente incompetentes, con la vida media alargada , que se van acumulando progresivamente

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2
Q

Etiología de la LLC

A

Estirpe que predomina linfocitos B alterados

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3
Q

Epidemiología de LLC

A

-Predomina en hombres (7:1) con un promedio de edad 70 años
-Alteracion cromosómica común: 50% tiene deleción del cromosoma 13q
-Eleva la incidencia de cáncer: melanoma, colorrectaly pulmonar

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4
Q

Factores de riesgo de LLC

A

-Familiar con otras neoplasias, ecposición de benceno, solventes y radiación

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5
Q

Clínica LLC

A

Linfadenopatía + Hepatoesplenomegalia + linfocitosis

-Pérdida de peso
-Anemia
-Trombocitopenia

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6
Q

Dx de LLC

A

Inicial: BH con linfocitosis >5000/ul de >3 meses

GOLD: AMO (aspirado de médula ósea): >30 infiltrado de linfocitos maduros (no blastos)

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7
Q

Inmunofenotipo

A

CD5+, CD19, CD20 y CD21

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8
Q

Valoración estadificacaión y pronóstico de LLC para iniciar Tx

A

RAI
BINET

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9
Q

RAI

A

I. Linfadenopatía
II. + Heatoesplenomegalia
III. + Anemia (Tratamiento con F-C-R)
IV. + Trombocitopenia (Tx F-C-R)

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10
Q

BINET

A

A. < 3 áreas ganglionaes. Vigilancia
B. > 3 áreas ganglioanres. Vigilancia
C. Anemia o trombocitopenia (Tx con F-C-R)

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11
Q

Tx LLC

A

-Esquema F-C-R: Fludarabina + Ciclosfosfamida + Rituximab (Anti CD20)

-Clorambucilo: si > 60 años o comórbidos (SOLO)

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12
Q

Complicaciones LLC

A

Supervivencia 10 años

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