Cancer Flashcards

1
Q

Chimiothérapie c’est quoi?

A

Agents cytotoxiques qui ciblent cellules malignes en interférant sans progression du cycle cell

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2
Q

Rémission def

A

Maladie non détectable

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3
Q

Différence chimio définitive, palliative, adjuvante ou neoadjuvante

A

Définitive: augmente durée de vie
Palliative = confort
Adjuvante: après chx
Neoadjuvante: avant la chx

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4
Q

Agents utilisés en chimio **

A

Agents alkylants
Antibios antitumoraux
Antimetabolites
Angents anti-microtubules
Carboplatin/cisolatin/L-asparaginase (lymphome)

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5
Q

Agents alkylants

A

Melphalan : myélome multiple, lymphome, adénocarcinome sacs anaux
(Myelosuoression)

Cyclophsphamide: lymphome, sarcome tissu mou

Chlorambucil
Lomustine: lymphome, sarcome post vacc, mastocytome, sarcome histiocytaire

Liaison d’une chaîne carbonée à l’ADN

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6
Q

Antibios antitumoraux

A

Doxorubicine
Mitoxantrone
Dans la nature

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7
Q

Antimetabolites

A

Cytarabine
5-fluorouracil
Ressemblent aux métabolites des l’ADN

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8
Q

Agents microtubules

A

Vincristine
Vinblastine
Vient de plantes

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9
Q

Quel agent de chimio est contre-indiqué chez chat ?

A

Agents anti-microtubules

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10
Q

Toxicité cyclophosphamide (alkylant)*

A

Cystite hémorragique stérile

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11
Q

Toxicité lomustine

A

Tox hépatique

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12
Q

Mécanisme antibios anti-tumoraux

A

Intercalation dans brins d’ADN = topoisomerase 2 le brise

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13
Q

Doxorubicine tue quoi et toxicité

A

Lymphome, sarcomes, carcinomes
Chien: cardio tox
Chat: tox rénale
Vésicant mortel si periveineux ou SC!
Attention aux KT

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14
Q

Motixantrone

A

Plan B à la Doxorubicine
Lymphome, carcinome

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15
Q

Quoi donner avec le Doxorubicine?

A

Chelateur de Fe car forme radicaux libres = Fe++

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16
Q

Cytarabine *

A

Lymphome SNC, leucemie, myelodysplasie
Car traverse barrière hematocerebrale

17
Q

Vincristine tue quoi?

A

Lymphome ou tumeur vénérienne transmissible

18
Q

Cisplatin ou carboplatin mec et tumeurs + contre indication*

A

Fait des tapons dans brins d’ADN
Osteosarcome et carcinomes

Cisplatin contre-indique chat!

19
Q

Symptômes lors de chimio pour animaux

A

D+, V+
Hemato = leucopenie sensible infections
Moelle osseuse toxicité

20
Q

Qu’est ce que le palladia?

A

Immunothérapie
Inhibe recept tyrosine kinase et facteurs angiogenese (nourrit tumeur)
Mastocytome et tumeur endocrino

21
Q

Mec thérapie metronomique

A

Diminue cell endoth progenitrices permettant neovascularisation tumeurs
Ex: Chlorambucil, cyclophosphamide