Anomalies Flashcards

1
Q

Mucoviscidose

A

Auto récessive
Petites INDEL : del de 3nt
CFTR

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2
Q

Huntington

A

Auto Dominante
Del/Dupli
Dérapage réplicatif
Expansion CAG
Démence

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3
Q

Hémophilie

A

Recessive liée à l’X
Inversion : recomb intra
Facteur VII
Anomalie Coagulation

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4
Q

Lesch Nyhan

A

Recessive liée à l’X
SNV
anomalies métabo purines
hyperuricémie primitive
mutation HPRT1 -> déficit

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5
Q

Syndrome X fragile

A

Dominante liée à l’X

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6
Q

Mélanome

A

SNV : faux sens
BRAF muté

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7
Q

cancer poumon

A

SNV : skipping exon 14
MET dérégulé

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8
Q

tumeur

A

SNV : non sens
perte domaine liaison ADN
P53 : supresseur de tumeur

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9
Q

Albinisme occulo cutanée

A

Auto recessive
SNV : faux sens / non sens
déficit mélanonine
mutation TYR

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10
Q

Phénylcétonurie

A

Auto récessive
mutation PAH
retard mental / Test Guthrie

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11
Q

Tay Sachs

A

Auto récessive
petite INDEL
déficit hexosaminidase A
Neurodégenerescence

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12
Q

Daltonisme

A

Liée à l’X
Del/Duplication
recomb entre chromo homo : entre gene ou intragene
genes de fusion

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13
Q

Neuroblastome

A

CNA : variation nbre copies
Amplification MYCN
Tumeur maligne
Détection par FISH

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14
Q

Retinoblastome familial

A

Auto Dominante
CNA : variation nbre copies
Inactivation Rb : 2 copies mutées
Perte d’hétérozygotie
Tumeurs rétine

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15
Q

Translocation : quelle maladie ? Mode de recomb ?

A

cancers : poumon ou sarcome
recomb interchromo : entre chromo non homo
gènes de fusion

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