Inherited Cardiac Conditions Flashcards
1
Q
Arrhythmogenic inherited conditions can be split into
DONT need to memorise
A
- Channelopathies
- Cardiomyopathies
2
Q
What is congenital Long QT syndrome?
A
Genetic disease where the QT interval is longer.
3
Q
What is the consequence of long QT?
A
Leads to polymorphic ventricular tachycardia.
4
Q
What type of genetic abnormality can be found in long QT?
A
Autosomal Recessive- associated with deafness
“ Dominant- Isolated L QT (romano-ward syndrome)
5
Q
What s the mechanism behind LQT?
A
Reduced repolarisation due to less K efflux
More depolarisation due to greater Na influx.
