Download Dr. Tom Mabin

for the Helderberg
Cardiac support group
Dr Tom Mabin
Vergelegen Mediclinic
Somerset WestJanuary 2015
Electrics of the heart
AV Node
Conduction system of the
heart(electrics)
plumbing…arteries
angiogram
electrics….ECG….
Normal(sinus) heart rhythm
Heart speed
slow
fast
Atrial fibrillation
Heart block
Ectopic beats
ventricular tachycardia/fibrillation
 26
 Athlete
 Pulse meter
 Irregular heart beat
 Healthy heart
reassure ; no meds
 75
 Palpitations
 Weight loss
 No meds
 Atrial fibrillation
THYROID ENLARGED
TREAT THYROID
 32
 Intermittent palpitations
 Healthy heart
ATRIAL TACHCARDIA
ABLATION
cured
 78
 BP meds for 20 years
 Palpitations
 Atrial fibrillation
MEDICATION
WARFARIN(or similar)
?
ABLATION+PACEMAKER
Electrics of the heart
AV Node
Atrial fibrillation
Causes: Hypertension
 Age
 Coronary disease
 Valve disease
Treatment
>65 years:
 WARFARIN
 Medication
 Occasionally pacemaker
 Heart failure
 Lung disease
 <65 years
 Excess thyroid
 Medication
 innocent
 Ablation
 Occasionally: Warfarin
Atrial fibrillation
 Irregular heart rate
 Top chambers(atria)
chaotic
 Stagnation in atria
 Small clots
 Embolise
= 15% stroke/year….
Reduced by ½ with
WARFARIN or NOAC
Slow pulse:heart block
 86
 Healthy
 Blackouts
 HR 30/min
=heart block
PACEMAKER
 81
 Previous heart attack
 Heart failure
 Blackouts
= serious problem
VENTRICULAR
TACHYCARDIA
DEFIBRILLATOR
The irregular heart beat
Diagnosis and
management so much
depends on the
 patient
and the
 underlying heart
condition