Trypanosoma Flashcards

1
Q

indeling trypanosoma

A
  • trypanosoma cruzi -> ziekte van Chagas
  • trypanosoma brucei -> afrikaanse slaapziekte
    • gambiense (West en Centraal Afrika)
    • rhodiense (Oost Afrika): meer virulent
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2
Q

Trypanosoma brucei vector

A

tseetsee vlieg

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3
Q

pathogenese trypanosoma brucei

A

stoornis neurotransmissie + vrijzetten cytokines -> neuronale destructie + vaataantasting

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4
Q

symptomen Trypanosoma brucei

A
  • sjanker
  • stadium I: hemolymfatisch weefsel
    - koorts
    - lymfeklierzwelling
    - oedeem
    - anemie
    - leukocytose
    - matige trombocytopenie
    - hypergammaglobulinemie
  • stadium II: centraal zenuwstelsel
    - suf, slaperig, omkering dag-nacht ritme, spraakstoornissen…
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5
Q

diagnose t. brucei

A
  • klinisch
  • aantonen trypanosoma in:
    - lymfeklieraspiraat
    - dikdruppel + perifeer uitstrijkje
    - cerebrospinaal vocht
    - beenmergaspiraat
  • serologie
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6
Q

behandeling T. gambiense

A

stadium I: efflornithine
stadium II: efflornithine (+ nifurtimox)
alt.: suramine/pentamidine + melarsoprol + corticosteroiden

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7
Q

behandeling T. rhodiense

A

stadium I: suramine

stadium II: suramine + melarsoprol + corticosteroiden

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8
Q

vector trypanosoma cruzi

A

wantsen

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9
Q

symptomen chagas

A
Acuut: 
- asymptomatisch
- inflammatoir huidletsel
- pijnloos oedeem van oogleden = Romana sign
Indeterminate fase:
- asymptomatische parasitemie
Chronisch
- hartaantasting 
- mega ziekte: mega-oesofagus, mega-colon
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10
Q

diagnose chagas

A
  • klinisch

- serologie

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11
Q

behandeling chagas

A

enkel supportief

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