Arrhythmias Flashcards
1
Q
risk factors:
HTN, CAD, ACS, caffeine, nicotine, hyperthyroidism, etoh intake, HF, LVH, PE, COPD, sleep apnea
A
atrial fibrillation
2
Q
testing in new onset Afib
A
EKG TSH electrolytes renal fxn BNP troponin
3
Q
cardioversion is available for AFib within first ___ hours
A
48
4
Q
Afib medications
A
beta blockers CCB digoxin amiodarone warfarin
5
Q
only recommended tx of Afib in patients with ESRD
A
warfarin
6
Q
initial daily dose of warfarin
A
5mg or less
7
Q
full effects of warfarin seen in ___ days
A
2-3
8
Q
INR goal in Afib
A
2.0-3.0
9
Q
INR goal with prosthetic valves
A
2.5-3.5
10
Q
ekg shows tachycardia with peaked QRS with P waves present
A
PSVT
11
Q
arrhythmia caused by dig toxicity, etoh, hyperthyroidism, caffeine intake, illegal drug use
A
PSVT
12
Q
EKG in STEMI
A
ST elevation in leads V2-V4
presence of Q waves
wide QRS complex (tombstone)
