(" holiday heart"), heart failure, LVH, and others. CORRECT ANS-Risk factors for Afib
Episodes terminate with 7 days or less (usually in less than 24 hours). It is usually
asymptomatic. CORRECT ANS-Paroxysmal AF (intermittent or self-terminating)
CHADS2 Scoring System CORRECT ANS-C (CHF), H (HTN), A (age > 75 years), D (diabetes),
S2 (stroke/ TIA).
(score of 2 or more requires anticoagulation)
Patients complain of the sudden onset of heart palpitations accompanied by feelings of
weakness, dizziness, and dyspnea. They may complain of chest pain and feeling like passing
out (pre-syncope to syncope). Rapid and irregular pulse may be more than 110 beats per
minute with hypotension. CORRECT ANS-Atrial Fibrillation
, FNP Certification Review|Cardiac review Questions and
Answers 100% Pass
Diagnostic test for A fib CORRECT ANS-the 12-lead ECG (does not show discrete P waves).
Labs needed for new onset A fib CORRECT ANS-ECG, TSH, and electrolytes (calcium,
potassium, magnesium, sodium)
Other treatments for A fib CORRECT ANS-Consider 24-hr Holter monitor if paroxysmal AF.
Digoxin level (if on digoxin).
Order echocardiogram (rule out valvular pathology, which increases risk of stroke).
Lifestyle: Avoid stimulants (caffeine, nicotine, decongestants) and alcohol (some patients).
Medication treatment for A fib CORRECT ANS-Patients are referred to cardiologists for
medical management.
An option is cardioversion.
Rate control: Calcium-channel blockers, beta-blockers, or digoxin.
Antiarrhythmics such as amiodarone (Cordarone). Amiodarone has Black Box Warning of
pulmonary and liver damage. Simvastatin with amiodarone can cause rhabdomyolysis.
Warfarin (Coumadin) for anticoagulation. Baseline international normalized ratio (INR) and
CBC (check platelets).
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