ECG Flashcards

1
Q

What are the 6 steps to ECG assessment.

A
Any electrical activity 
QRS rate 
QRS rhythm is it regular 
Is QRS normal length
Atrial activity present
Is atrial activity linked to ventricular
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2
Q

If QRS is <0.12 what does this indicate?

A

Impulse is of atrial origin

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3
Q

If QRS is >0.12 what does this indicate?

A

Impulse is of ventricular myocyte origin

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4
Q

How long should the P-R interval be?

A

0.12-0.20

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5
Q

Sinus Arrythmia

A

P and QRS waves presents
Heart rhythm fluctuates with inspiration
Narrow QRS

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6
Q

Premature Atrial Complexes

A

Narrow QRS

Flattened or notched P wave

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7
Q

SVT

A

Narrow QRS
No p waves
Tachychardic
Regular Rapid rhythm

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8
Q

Atrial Fibrillation

A

No P waves
QRS comple
Irregular irregular pattern
Chaotic baseline

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9
Q

Atrial Flutter

A

Saw tooth
QRS complexs present
Usually 2:1 or 4:1 atrial conductance

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10
Q

First Degree Heart Block

A

Regular Rhythm
P waves and QRS complex are present
Prolonged PR >0.20

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11
Q

Second degree heart block

Mobitz I

A

Irregular rhythm

Progressively prolonged P-R interval

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