Flashcards in LQT Table Deck (10)
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1
INa
Long QT Type?
LQT3
2
ICa-‐L
Long QT Type?
LQT8
3
IKr
Long QT Type?
LQT2,
LQT6 (α,β subunit defect)
4
IKs
Long QT Type?
LQT1,
LQT5 (α,β subunit defect)
5
IK1
Long QT Type?
LQT7
6
INa
Effects?
Incomplete INa inactivation = increased excitation
7
ICa-‐L
Effects?
Incomplete ICa inactivation (Timothy
Syndrome)
8
IKr
Effects?
Decreased K current =
inability to terminate plateau phase
and return membrane to resting potential
9
IKs
Effects?
Decreased K current =
inability to terminate plateau phase
and return membrane to resting potential
10
