ECG: Bloqueos y arritmias Flashcards

1
Q

Cuál bloqueo es normal hasta en 5% de la población ?

A

Bloqueo de rama der

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2
Q

Hallazgos ECG bloqueo de rama derecha

A

V1, V2 rsR o rsRs “conejo”
V5, V6 tiene q y s
Eje desviado a la der
Onda T discordancia apropiada V1-V3

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3
Q

Hallazgos ECG bloqueo de rama izq

A

V1-V3 S profunda “cono de helado”
Laterales R empastada “M”
Eje desviado izq
T y ST discordancia apropiada V1-V6

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4
Q

Diferencia entre un bloqueo de rama incompleto y uno completo

A

incompleto QRS angosto
completo QRS ancho

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5
Q

Hallazgo ECG bloqueo AV primer grado

A

Intervalo PR alargado

> 200 ms

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6
Q

Hallazgo ECG bloqueos AV segundo grado

A

Mobitz I PR cada vez largo hasta que una P no conduce
Mobitz 2 PR constane, derrepente una P no conduce

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7
Q

Hallazgo ECG bloqueo AV tercer grado

A

Disociación entre P y QRS

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8
Q

Hallazgos ECG taquicardia sinusal

A

Ritmo sinusal con FC > 100 lpm

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9
Q

Hallazgos de taquicardia supraventricular paroxística

A

FC 150 - 200
Onda P no se ve
QRS angosto

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10
Q

Hallazgos ECG síndrome de Wolff Parkinsons White

A

Intervalo PR corto
QRS ancho con onda delta

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11
Q

Hallazgos ECG aleteo auricular

A

Ritmo usualmente regularmente irregular
Ondas F como dientes de cierra

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12
Q

Hallazgos ECG fibrilación auricular

A

Ritmo irregularmente irregular
Onda F muchas indiscernibles

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13
Q

Hallazgos ECG taquicardia ventricular

A

3 o mas QRS consecutivos anchos con FVm > 100 lpm

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14
Q

Diferencia entre taquicardia ventricular sostenida y no sostenida

A

sostenida duración > 30s
no sostenida duración < 30s

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15
Q

Hallazgos ECG aleteo ventricular

A

Solo QRS anchos, altos como dientes de cierra

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16
Q

Hallazgos ECG fibrilación ventricular

A

Solo QRS indiscernibles
Péridida de linea isoeléctrica de base