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Cardiology 3
Arrhythmias
60
Medical
Graduate
10/02/2010

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Cards

Term
Sinus Bradycardia
Definition
What rhythm is seen with HR of <60, normal PR interval, P wave and QRS complex, and decreased CO?
Term
Sinus Arrhythmia
Definition
What arrhythmia is caused by irregular firing of the SA node associated with respirations?
Term

Atropine

 

*INcreases the HR

Definition
What drug would you give to a person with sinus bradycardia if they become symptomatic?
Term
Sinus Block
Definition
What arrhythmia is where the SA node fires and impulse is blocked as it leaves the SA node?
Term
Sinus Block & Sinus Arrest
Definition
Which two arrhythmias do you treat the same as Sinus Bradycardia?
Term
Sinus Arrest
Definition
Which arrhythmia is where the SA node fails to fire?
Term
Pacing
Definition
In a pt with sinus bradycardia and a HR of 40 who is experiencing symptoms, what would the most appropriate treatment be?
Term
Permanent Pacemaker
Definition
What is the most appropriate treatment for Sick Sinus Syndrome?
Term
Sinus Tachycardia
Definition
Which arrhythmia is caused by rapid beating of the SA node of 100-180 bpm and can cause a "racing heart"?
Term
Sinus Tachycardia & A. fib.
Definition
What two arrhythmias is a pulmonary embolism most likely to cause?
Term
P waves have diff morphologies
Definition
What is the defining aspect of PAC's on an EKG?
Term
WAP
Definition
What arrhythmia occurs when the pacemaker is from a different site every beat and under 100bpm?
Term
Multifocal Atrial Tachy
Definition
What arrhythmia shows up as P waves that are different in shapes and sizes and with a HR of >100?
Term
Adenosine
Definition
What drug can you temporarily use to treat WAP/MAT?
Term
Supraventricular Tachy
Definition
What type of arrhythmia is seen when there is a tachy rate whose specific origin of impulse is somewhere above the ventricles?
Term
Atrial Tachy
Definition
What type of arrhythmia is from one impulse in the atria, not the SA node?
Term
Adenosine
Definition
What drug do you give IV bolus to a person with Atrial Tachycardia?
Term
Atrioventricular Nodal Reentrant Tachy AVNRT
Definition
What is the most common type of SVT?
Term
AVNRT
Definition
What type of arrhythmia has fast and slow pathways in the AV node that form an electric loop that continues the impulse?
Term
Adenosine
Definition
What Drug would you give for someone with stable AVNRT?
Term
Cardioversion
Definition
What treatment would you give to a pt with Unstable AVNRT?
Term
AVRT
Definition
What arrhythmia has its impulse begin above the atria but travels via another pathway bypassing the AV node?
Term
Wolf-Parkinson White Syndrome
Definition
What arrhythmia is characterized by the presence of a delta wave and shortened PR interval?
Term
V fib.
Definition
WPW in the presence of A-flutter/fib has a high risk of leading to what?
Term

Adenosine temporarily

Then:

Amiodarone (depresses the SA node), BB, CBB

 

Definition
What drug therapy would you give for a person with stable WPW?
Term
Atrial Flutter
Definition
What arrhythmia is characterized by a saw toothed pattern and is >240?
Term
>150 bpm
Definition
Atrial flutter with a ventricular rate above what will be symptomatic?
Term
Sinus rhythm or A. fib.
Definition
What does A. flutter usually convert to?
Term
A. Fib.
Definition
What is the most common sustained cardiac arrhythmia?
Term
A. Fib.
Definition
What arrhythmia leads to a risk for developing systemic thromboemboli due to stagnation fo blood in Lt Atrial appendage?
Term
20%
Definition
In A.fib/flutter how much is the CO reduced by b/c of loss of atrial kick?
Term
CCB, BB, Amiodarone
Definition
What drugs would you give to contol rate in A. Fib/flutter?
Term
HF
Definition
You cannot give CCB in people with what disease?
Term
synchronized cardioversion
Definition
To achieve rhythm control in pts with A fib/flutter what would you treat with?
Term
Yes... it is a high risk factor
Definition
Would a pt with a previous Stroke need to be on coumadin?
Term
Synchronized cardioversion
Definition
What is the best method of treatment for unstable tachycardias?
Term

3 weeks before

 

 

*and for 4 weeks after

Definition
How long must soneone be on anticoagulants before you can cardiovert them?
Term
Junctional Arrhythmias
Definition
What type of arrhythmias have none or inverted P waves?
Term
First Degree AV block
Definition
What type of arrhythmia is characterized by an elongated PR interval (>.20) and fixed?
Term

Second Degree Type II

OR

Wenkebach, Mobitz I

Definition
What type of arrhythmia is seen with a progressive lengthening of the PR interval until eventually a QRS is dropped?
Term

Second Degree Type II

Mobitz II

Definition
What type of arrhythmia is seen with a fixed normal PR interval followed by multiple dropped QRS?
Term

Atropine

 

*increase SA firing would increase number of dropped vent beats & decrease CO more

Definition
Which drug should you avoid in Second Degree Type II AV block?
Term
Third Degree AV block
Definition
What type of arrhythmia is where there is no atrial activity conducted to the ventricle?
Term
Regular
Definition
Are the P-P and R-R intervals regular or irregular in 3rd Degree Av block?
Term
Permanent pacemaker
Definition
What is indicated for treatment for a person with 3rd degree AV block?
Term

dual

 

*better CO

Definition
Which type of pacing is better, dual chamber or single chamber?
Term
3rd degree and advanced 2nd degree with bradycardia symptoms
Definition
What types of AV block are indications for Pacing?
Term
V. Tach
Definition
What can an R on T PVC turn into?
Term
40-100 bpm
Definition
How fast is an accelerated IVR?
Term

pacing

 

 

*DO NOT USE anti-arrhythmic drugs!! - do not want to stop the site that IS working

Definition
What is the treatment for Ventricular escape rhythms/beats?
Term
V. Tach.
Definition
What is >3 PVC's in a row?
Term
>150 bpm
Definition
For V. tach, above what bpm would a pt be symptomatic?
Term
>30 sec
Definition
Sustained V. tach has to be for at least how long?
Term
Torsades de Pointes
Definition
Polymorphic V. Tach is also known as what?
Term
Na+ & K
Definition
Congenital Long QT syndrome is caused by mutation of genes that encode which two ion channels?
Term
Mg, K, BB, implantable cardioverter/defibrillator
Definition
What would you treat Long QT syndrome/PVT/Torsades with?
Term
Ischemic Myocardium
Definition
What is the most common cause of PVT/Torsades?
Term
Cardiovert
Definition
What would you do for an unstable pt with V. Tach?
Term
CPR, Defibrillate
Definition
What is the treatment for V. Fib?
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