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36 Cards in this Set
- Front
- Back
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Ekg access |
Leads I and aVF Both pos - nl I+ aVF- - LAD I- aVF+ - RAD Both neg extreme axis dev (northwest quadrant) |
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NB w down syndr & I+ aVF- |
AVC defect |
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Intervals on ekg |
Thick line 0.2 sec Thin line 0.04 sec |
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Nl PR interval |
120-200 ms (3-5 small squares) |
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Nl QRS duration |
<120 ms (1/2 big square) |
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Long QRS causes |
>120 ms BBB Ectopic ventr beat (PVC) Ventr rhythm Ventr pacemaker Drugs that prolong conduction (TCA) WPW Electrolytes problem (Hi K) |
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Nl QT interval |
340-440 ms |
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Prolonged QT causea |
TCA overdose Low CA, K, Mg Antiarrhythmic Starvation w electrolytes abnmlts CNS insult Azithro Liquid pro diet |
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Brugada syndr |
Na channelopathy causing RV conduction delay &ST elevation in V1-3 Risk for arrhythmia & death |
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Short QTc causes |
Hi Ca |
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Prominent P wave |
R atrial preponderance |
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Wide P wave |
L atrial overload |
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Peaked t wave |
Hi K Intracerebral hemorrhage |
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Prominent U wave |
Risk for torsades de pointes Causes - lo K, bradycardia, digitalis, amiodarone |
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Ekg for LVH |
Big S in V3 & V1 Big R V5 & V6 |
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Ekg for RBBB |
Usu after cardiac surgery Bunny ears in V1, wide S in V6 |
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Rx for a flutter or afib in WPW |
IV procainamide |
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Rx for a flutter or afib in WPW |
IV procainamide |
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Rx to avoid in torsades de pointes |
Class I antiarrhythmic (quinidine, procainamide) |
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Avoid verapamil |
Infants A fib in WPW A flutter Wide complex tachys Beta blockers |
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OK to use verapamil |
Control ventr response to afib PVST (2nd choice after adenosine) |
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Quinidine SE |
Class Is Prlongs QRS complex/QT interval, torsades de pointe, diarrhea, ITP, hearing loss,psychosis |
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Procainamide SE |
Class Is Prolonged QRS complex/QT interval, blood dyscrasias, drug induced lupus, worsens CHF |
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Lidocaine SE |
Class In Sz |
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Bretylium SE |
Class III Transient HTN then postural hypoTN |
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Amiodarone SE |
Class III Hi iodine content Corneal deposits, hyper/hypothyroidism, pulm fibrosis, gray skin, sun sens, hepatic tox |
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Narrow mediastinum w mild cardiomegaly |
D-transposition of great arteries w intact ventricular septum |
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Marked cardiomegaly w incrsd pulm vascularity |
Truncus arteriosus |
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Nl heart size w incrsd pulm vascularity |
Truncus arteriosus |
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Nl heart size w dcrsd vascular markings |
Tricuspid atresia |
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Pulm edema w cardiac enlrgment |
HLHS |
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Dental/oral/resp procedure ppx |
Amox 2g 30-60 min before If pcn allergic, xephalezin 2g, azithro 500mg, clinda 600mg |
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Commotion cordis |
Sudden cardiac death after direct precordial trauma Usu from v fib |
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ASD murmur |
Systolic ejection murmur at mid to upper LSB assocd w loud 1st & widely split 2nd heart sound |
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CHD w left axis deviation |
Ostium primum ASD Complete AV canal Tricuspid atresia |
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Truncus arteriosus murmur |
Bounding pulses w systolic ejection click, single S2, harsh systolic murmur, & diastolic decrescendo murmur |
