anomalie non-maligne (lymph) Flashcards

1
Q

Lymphocytose

  • définition
  • absolue
  • relative
A
  • définition : augmentation lymph
  • absolue : > 4.8x10^9/L
  • relative : >35-45%
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2
Q

Les conditions associées à une lymphocytose

4 affection benigmes

A
  1. infection mononucléose
  2. infection B.pertussis
  3. infection viral
  4. infection chronique
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3
Q

Les conditions associées à une lymphocytose

3 condition neoplasique

A
  1. leucémie lymphoblastique aigue
  2. leucémie lymphocytaire chronique
  3. leucémie à tricholeucocytes
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4
Q

Mononucléose infectieuse

-virus responsable

A

EBV epstein-barr virus

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5
Q

Mononucléose infectieuse

3 caractéristiques

A
  1. infections touchent les jeunes
  2. pas très contagieuse
  3. contact direct salive
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6
Q

Mononucléose infectieuse

-sympômes cliniques

A
  • splénomégalie 50-75% des patients

- hépathomégalie 25%

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7
Q

Mononucléose infectieuse

-GB

A
  • 12-25x10^9/L
  • 50% lymph
  • 20% lymph atypique
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8
Q

Mononucléose infectieuse

-anticorps

A

anti-i

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9
Q

lymphopénie

-valeur

A

< 1.0x10^9/L

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10
Q

SIDA

-virus

A

rétrovirus (VIH)

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11
Q

SIDA

-destruction

A

lymphocyte T CD4+

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12
Q

SIDA

-thérapie

A
  • aucun traitement curatif (cure)

- zidovudine (AZT) aide

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13
Q

Syndrome de Wiskott-Aldrich

-résultats

A
  • plaquette et lymph T bas
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14
Q

Syndrome de Wiskott-Aldrich

-thérapie

A

splénectomie et greffe de la moelle

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