Anevrysme Flashcards

0
Q

Étiologies AAA

A

ATHÉROSCLÉROSE (95%), infection (EI, syphilis..), traumatisme (faux AAA), inflammation (Takayasu, Horton, behcet..), congenitale(Marfan, Ehlers Danlos, dysplasie fibromusculaire)

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1
Q

Physiologie AAA

A

↗️50% du diamètre de l’AA par rapport à AA sus jacente

Sac informé ou fusiforme

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2
Q

Clinique AAA

A

masse épigastrique ou para ombilicale battante pulsatile, expansive en systole +/-souffle
Pfs tb dig, IAMI
Signe de DeBakey

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3
Q

Paraclinique AAA

A

Écho abdo et angioTDM abdo +++
Artériographie, Doppler MI, TSA
EGC, GAJ, EAL, créat, GDS, RT, EFR, ETT, NFS, coag…

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4
Q

Complications AAA

A

Prerupture ou sd tissulaire
Rupture rétro péritonéal, intra péritonéale, duodénale, VCI,
Embolies, compressions, infection..

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5
Q

Indication chirurgicale AAA

A

> 50mm ou >5mm/an, fissuration, dissection, rupture..

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6
Q

Chirurgie AAA

A

Voie trans péritonéale, mise à plat greffe, évacuation thrombus avec examen bact, prothèse synthétique d’arçon+ pontage, réimplantation
Si ci : endoprothese aortique

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7
Q

Anévrisme aorte thoracique

A

Perte de parallélisme avec diamètre 2N ou >35

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8
Q

Complication anévrisme aorte thoracique

A

Fissuration et dissection(dlr tho migration rachidienne), IA, embolies, compressions..

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9
Q

Paraclinique anévrisme aorte thoracique

A

RT, ETT, TDM ou angioTDM..

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10
Q

Pec anévrisme aorte tho

A

Indication : >55mm ou complication

Chir ou tt endoluminal

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11
Q

Anévrisme a. Peripheriques

A

Svt a poplitée

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12
Q

Pec anévrisme a.periph

A

Indication Chir >20mm, complication

Mise à plat greffe + pontage ou tt endoluminal si Ci chirurgie

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