Exam 1 - Afib and Aflutter Flashcards

1
Q

What is the most common sustained arrythmia?

A

AFib

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2
Q

Which is a major cause of AFib?

A

Hyperthyroidism

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3
Q

AFib often seen with what heart condition?

A

Valve dz

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4
Q

Where is #1 ectopic foci in AFib?

A

Ostial portion of pulm vein

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5
Q

What can the ventricular rate reach in AFib?

A

150

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6
Q

What is Paroxysmal AFib? Persistent AFib?

A

Proxysmal=intermittent

Persistent=fails to self-terminate within 7 days

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7
Q

What is Permanent AFib? Lone AFib?

A

Permanent=lasts longer than 12 months

Long=AFib with no structural heart dz

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8
Q

Sx of AFib?

A

ASx, palpitations w/rapid RD, dizzy, syncope, SOB, DOE, CP, fatigue

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9
Q

Dx for AFib?

A

EKG, ECHO (look for valve dz), TSH

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10
Q

What test/score for anticoagulation in AFib?

A

CHADS2-VASc. More than 2=long-term anticoagulation w/Warfarin

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11
Q

When to urgent DC Cardiovert AFib?

A

Active Ischemia, unstable hemodynamics, organ hypoperfusion, pulm edema, WPW

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12
Q

When to non-urgent DC Cardiovert AFib?

A

New Afib with limiting Sx

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13
Q

What age don’t cardiovert AFib?

A

80+

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14
Q

If planning on DC Cardiovertion AFib what need to do?

A

Heparin and rate contorl for 48h to prevent thrombus. OR echo to check for atrial thrombus

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15
Q

How to slow rate in AFib?

A

Beta Blocker or CCB. Equal choices.

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16
Q

What 3rd and 4th line for slowing AFib?

A

Digoxin, Amiodarone

17
Q

How to rate control AFib w/liver dz?

A

PO Nadolol

18
Q

How to rate control AFib w/HF?

A

PO Carvedilol

19
Q

OK to give BB and CCB at same time?

A

NOOOOOO! Risk 3rd degree heart block!

20
Q

INR for preventing embolization?

A

2-3

21
Q

How to bridge to Warfarin?

A

IV Heparin for 5-7 days

22
Q

Rate of ventricles and atrium in Aflutter?

A

Vent=150

Artial=250-350 “F Waves”

23
Q

How to control rate in AFlutter?

A

BB or CCB. Don’t respond as well as AFib does.

24
Q

What is the ideal treatment for AFlutter?

A

Ablation IVC-TA area.

25
Q

What to do before ablation in AFlutter?

A

Anticoagulate for 4 weeks before