1
Q
What is the difference between Mobitc type I and type II heart block?
A
Mobitz type I - the PR interval increased till the QRS complex drops
Mobitz type II - the PR interval remains the same and an intermittent drop of the QRS
2
Q
What is the normal duration of a QRS complex?
A
<120ms / 3 squares
Minimum 1 sqaure
3
Q
When are T waves normally inverted?
A
- Paeds
- Lead III
- V1
4
Q
What virus is most likely to cause pericarditis in young patients?
A
Coxsackie virus
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