Oncologie Flashcards

1
Q

Quelle est la présentation classique d’un lymphome canin?

A

Lymphadenomegalie olive —> orange
Souvent pls NLs atteints

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2
Q

Dx lymphome canin

A

Cytologie + pathologie
Biopsie (prof le fait que si Tx echoue)
Utile si on veut savoir si cellules T vs B pour Px durée de vie
Immunohistochimie/cytométrie de flux

+ bilan extension (prise de sang/Rx)

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3
Q

Quelle valeur est élevée à la prise de sang lors d’un lymphome?**

A

SDMA
mais crea et urée ok

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4
Q

Formes lymphome et leur px *
V/F Px du lymphome = selon le grade

A

Formes:
Généralisé (grade 3 = freq)
Thymique (Px + sombre)
Alimentaire (Px + sombre)
Cutané (Px variable ++ 2m-2a)
Leucémie (Px + sombre)

Faux: Px = selon les SC et non le grade

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5
Q

Pourquoi retrouve-t-on parfois de l’Hypercalcemie avec un lymphome?

A

PTHrp produite cancer = calcium ++

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6
Q

Px temps de survie lymhome si pred vs Doxorubicine vs multiagents?

A

Pred = palliatif = 1-2m
Doxo = 6-8m
Multiple = 12m, 10% >2a

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7
Q

Quelle est la forme la plus fréquente de lymphome felin?**
Et SC

A

LARGE CELLULE
Alimentaire (intestin, estomac +/- foie)
SC: V+, A-, perte des poids
+- masse abdomen

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8
Q

Ddx lymhpome a petites cellules **

A

IBD ressemble bcp a lhistopath

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9
Q

Quel test dx fait-on chez le chat mais pas chez le chien pour le lymhome?**

A

Écho abdo car alimentaire

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10
Q

Quel type de lymphome chez le chat à le meilleur px : B ou T?

A

B = souvent transmural = mauvais px
T = souvent muqueuse PI = meilleur px

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11
Q

Px lymphome felin grandes cellules vs petites

A

Grandes: 6m, 25% 1a
Petites: pred + Chlorambucil 2a

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12
Q

V/F les mastocytomes ressemblent à des lypomes

A

Vrai
Parfois ulcéré, croûteux, prurigineux

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13
Q

Mastocytome dx

A

Aspiration aiguille
Biopsie
Bilan extension

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14
Q

Px mastocytome grade 1-2-3**

A

1: 100% vivant 1 an post-chx 83% 2ans
2: 92%. 44%
3. 46%. 6%

Majorité grade 1 ou 2 donc bon Px 😊

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