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9 Cards in this Set
- Front
- Back
|
Heart Rate
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60-100
<60 Bradycardia >100 Tachycardia |
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Rhythm
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60-100
<60 Bradycardia >100 Sinus Tachycardia |
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PR Interval
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.12-.20
>.20 1st Degree Block <.12 WPW, Wide QRS, Delta Wave |
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QRS Width
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</= .10 sec
.11 sec Incomplete BBB >/= .12 sec Complete BBB Big QS (-V1) LBBB Rabbit Ears (+V1) RBBB |
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QT Interval (Normal)
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HR 70, QT=.40
HR 100, QT=.35-.36 |
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Shortened QT Interval
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Scooping of the ST segment
in leads with tall R's: Digitalis Peaked T waves: Hyperkalemia Nothing distinct but shortening of QT: Hypercalcemia |
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Lengthening of QT
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Procainamide
Quinidine U waves: Hypokalemia Hypocalcemia |
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Axis
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-30 to +100
>100 RAD <-30 LAD </= -45 (and QRS <.12): LAH >/= 120 (and QRS <.12): Rule out RVH, otherwise LPH |
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P wave
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<.25 mm tall
<.12 sec wide >/=.25 mm RAE </=.12 sec wide, P mitral, -P in V1>.04 or >/=1 mm depth |
