Cardio 3 Flashcards
class I anti-arrhythmics
sodium channel blocade
Class II antiarrhythmic MOA
Beta adrenergic receptor blockade
class III antiarrhytmics MOA
potassium channel blockade
Class IV antiarrhythmic MOA
calcium channel blockade
is warfarin an anti-arrhythmics
no
why is quinadine not used much anymore
narrow therapeutic window
drugs useful for atrial arrhythmias
digoxin
Beta blockers
CCB
amiodarone
drugs useful for ventricular arrhythmias
procainamide disopy tocainamide beta blocker amiodarone sotalol
causes of dilated cardiomyopathies (toxins)
alcohol
anthracycline (chemo)
cobalt
Catecholamines
metabolic problems that can cause dilated cardiomyopathies
starvation
thiamine loss (alcoholism)
thyrotoxicosis
random causes of dilated cardiomyopathies
sarcoid
hemochromotaosis
peri/post partum
blunt blow to chest & normal heart, no puncture or bony fx
Commotio Cordis
when is the chest impact w/ comotion cordis
Chest impact in 15 millisecond window before T wave, soft stern/ribs of teenager, center of L ventricle
symptoms w/ dilated CM
DOE
low extremity edema
orthopnea
symptoms w/ hypertrophic CM
DOE
angi
sync
palpitations
