Maladies congénitales Flashcards

1
Q

Que signifie polydactylie?

A

Un ou pls membres supplémentaires

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2
Q

Syndrome EEC

A

Non fusion a/n fente labio-palatine

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3
Q

Dysplasie

A

Malformation létale

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4
Q

Agénésie

A

Absence totale ou partielle d’un organe

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5
Q

Aplasie

A

Développement incomplet

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6
Q

Hypoplasie

A

Sous-développement

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7
Q

Atrésie

A

Absence d’ouverture
Ex: organe ou canal viscéral creux (intestins, voies biliaires)

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8
Q

Oligohydroaminos

A

Variété d’anormalités maternelles placentaire ou fœtale = diminution liquide amniotique

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9
Q

Pourquoi les 4e et 5e semaines embryonnaires sont importantes?

A

+++ risques
pcq fabrication organes

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10
Q

4 virus à surveiller pour leurs effets sur le développement fœtus

A

infections virales
Syphilis
Rubella
Zika Virus

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11
Q

3 conséquences associées au diabète?

A

macrosomie foetale
anomalie cardiaque
défaut tube neural

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12
Q

Qu’est-ce que la thalidomide? Quel problème ca engendre?

A

Médicament pour contrer nausées lors grossesse
Conséquence: malformation des membres

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13
Q

Acide valproïque (HOX)

A

-Dérange expression facteur transcription homebox
-Modelage membres, vertèbres, structures craniofaciales

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14
Q

Cyclopiamine (Hedgehog)

A

-Inhibiteur voie signalisatrice de Hedgehog
-Holoprosencéphalie, cyclopie

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15
Q

Acide tout-trans rétinoïque (TGF-B)

A

-Dérégulation facteur croissance TGF-B (Syndrome Marfan)
-Bon dév: yeux, génito-urinaire, cardio, diaphragme, poumons
-Tératogène lorsqu’en excès = prob cardiaque + craniofacial

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