A comprehensive, yet concise summary of the Arrhythmias topic in Medicine/ Surgery, presented in a colourful and digestible format. Includes all relevant information on the topic summarised, collated from multiple resources including lectures, textbooks, and guidelines. All my notes/ summaries use ...
Paroxysmal AF:egisodic,
lasting less than 7 days.
AF:can be resolved with Cardioversion.
Persistent
PerminentAF:cannot be resolved with Cardioversion.
Irregular rhythm/no p-waves. Causes:
On ECG,
Irregularly
·
seen as
·
Increases risk of stroke 5, 20% of all strokes caused by AF. Heart Failure caffeine
- -
x
Hyperthyroid IHD
- -
Treatment:
-
alcohol
-
HTN
If
haemodynamically unstable, rhythm with cardioversion immediately.
·
restore sinus
(a channel blocker to slow HR. than one needed
Drugs: -B-blocker, OR often drug
·
more
-anticoagulation (e.g. DOACs/Warfarin) to
improve prognosis/reduce stroke risk.
Digoxin.
-
be cured with Ablation.
·
can
Ablation heating or freezing cardiac tissue with catheter to form scarring,
-
preventing conduction abnormal electric signals.
of
·
used to cure AF, SVTs.
Cardioversion/Defibrillation -
depolarising whole heartto restore sinus
rhythm.
·
used in AF, VF, VT.
ventricular Fibrillation
rapid, disorganised electrical
activity in ventricles, 300 barn with no pulse.
commonly follows an M1- must be defibrillated before 99C1 is done.
·
most
compatible with life-sinus rhythm must be restored within few mins with DC shock.
·
not
Implantable Cardiac Defibrillator (ICD)
· -
Pec-implanted defibrillator thatprevents sudden death in patients prone to VF.
VF
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