Palpitations Flashcards

1
Q

ddx étiologie de palpitations?

A

cardio:
(arythmie)
tachysupraventri (tach auriculaire, FA, flutter auri),
re-entrer TSV
TV
contraction auriculaire/ventriculaire précoce

valvulo
cardiomyopathie
shunts
myxome
haut débit cardiaque: anémie, grossesse, T, exercice, mx Paget

condition entrainant une tacyhcardie:

endocrino: hyperT4, pheo, hypoglycémie
systémique: anémie, fièvre
rx/drogue: sitmulant et anticholinergique
psy: attaque de panique, tr panique, anxiété/stress, dépression

rx:caféine, nicotine, sympatomimétique (décongestionnant nasaux, cocaïne, stimulants)

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2
Q

investigations pour palpitations?
si mx cardiaque suspectée?
si FA suspectée?

A

ECG
FSC, ions, créat, TSH

si mx cardiaque suspectée: écho coeur

si FA: Holter 24-48h

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3
Q

management si tachhyarythmie (TV, FV)? si instable?

A

défib ou cardioversion
*pertinence échocoeur pré intervention pour embolie
si instable–> idem

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4
Q

management TV satble ou TSV?

A

ecg
cardioversion
…rx, ablation…

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5
Q

management PTVS?

A

manoeuvre vagale
adénosine

long terme: BB, BCC (si pas d’onde delta)
ablation

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6
Q

management FA?

A

BB, BCC, digoxin

rarement cardioversion si instable

long terme:
a/c (score CHADS)
contrôle FC: BB, BCC, digoxine
contrôle rythme: antiarrythmique +/- ablation

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7
Q

management flutter auriculaire?

A

BB, BCC, digoxine

long terme:
BB, BCC, +/- digoxine
ablation fréquente

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8
Q

management tachycardie auriculaire multifocale?

A

BB ou BCC

long terme:
BB ou BCC
abaltion noeud AV + pace si échec rx

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9
Q

tachyarrythmie: comment distinguer si ventriculaire vs supraventriculaire sur ecg?

A

QRS fin = supraventriculaire

QRS large = ventriculaire

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