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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
Normal heart rate |
60 to 100 beats per minute (BPM) |
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Bradycardia |
Heart rate below 60 BPM |
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Tachycardia |
Heart rate greater than 100 BPM |
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Normal axis |
Upright QRS in leads 1 and aVF |
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Left axis deviation |
Upright QRS in lead 1 and down right QRS in lead aVF |
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Right Axis deviation |
Downward QRS in lead 1 and an upright QRS in lead aVF |
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Normal PR interval in ECG |
120 - 200 milliseconds |
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Normal QRS interval in ECG |
Less than 120 milliseconds |
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AV block |
PR interval greater than 200 milliseconds or p with no QRS afterward |
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Left bundle branch block LBBB |
*QRS greater than 120 milliseconds *no R wave in V1 *wide & tall R waves in V1, V5 and V6 |
look for three things |
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Right bundle branch block - RBBB |
Rbbb QRS greater than 120 milliseconds rabbit ears in V1 Wide R wave in V1 Wide S Wave in leads V1, V5 and V6 |
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Long QT syndrome |
QT greater than 440 milliseconds |
An underdiagnosed congenital disorder predisposing to ventricular tachyarrhythmia |
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Ischemia on ECG |
°New inverted T waves °poor R wave progression in precordial leads °ST segment changes~>elevation or depression |
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Transmural infarct on ECG |
Significant Q waves greater than 440 milliseconds or more than one-third of the QRS amplitude ST elevations with T wave inversions |
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Chamber Enlargement on ECG
Right Atrial Abnormality |
P pulmonale the P wave amplitude in lead 2 is greater than 2.5 mm |
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Peaked p waves |
Pulmonale |
In right heart |
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M shaped p waves |
Mitral |
In left heart |
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Chamber Enlargement on ECG
Left Atrial Abnormality |
P mitral P wave width in lead 2 is >120msec Notched p waves in lead 2 |
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Left ventricular hypertrophy LVH s35rv56 |
°Amplitude of S in lead V1 >35mm °Wave R in V5 or V6 is greater than 35 mm |
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Left ventricular hypertrophy LVH on ECG
gender-specific |
Look at: Wave R in aVL, Wave S in V3 MEN>28 mm (MEN ATE MORE) WOMEN > 20 mm |
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Chamber enlargement on ECG right ventricular hypertrophy RVHrv1, 7 |
RVH right Axis deviation ( Lead 1 QRS downright and upright QRS on aVF)
R wave in V1 > 7 mm |
R V1 is 7+ |