Brownstein, 2016: Overview of all reported PxMD-KCNA1 patients

Index patient Sex Ethnicity Country of origin AAO AAE Family history Symptoms Initial symptoms Reported mutations
No
n.a.
n.a.
n.a.
58
Yes
Dysarthria
Muscle stiffness
Myokymia
Ataxia
-Muscle weakness (ictal)
Gait ataxia
Tremor (any or unspecified)
Ataxia, limb
Muscle weakness
-Gait ataxia (ictal)
-Tremor (interictal)
Myokymia (ictal)
Ataxia, limb (ictal)
Ataxia (ictal)
Dysarthria (ictal)
Show more (+12)
n.a.
No
n.a.
n.a.
n.a.
60
Yes
Dysarthria
Dysarthria (ictal)
Ataxia (ictal)
Gait ataxia
Ataxia
-Gait ataxia (ictal)
Ataxia, limb
Ataxia, limb (ictal)
Muscle weakness
-Muscle weakness (ictal)
Show more (+7)
n.a.
No
n.a.
n.a.
10
33
Yes
-Muscle weakness (ictal)
Ataxia (ictal)
-Tremor (interictal)
Muscle weakness
-Gait ataxia (ictal)
Gait ataxia
Ataxia
Tremor (any or unspecified)
Show more (+5)
n.a.
Yes
n.a.
n.a.
5
24
Yes
Depression
-Tremor (ictal)
Ataxia (ictal)
Ataxia
Ataxia, limb
Myokymia
Dysarthria (ictal)
Dysarthria
Myokymia (ictal)
-Muscle weakness (ictal)
Tremor (any or unspecified)
Ataxia, limb (ictal)
Visual disturbance
-Gait ataxia (ictal)
Episodia ataxia
Gait ataxia
Muscle weakness
Show more (+14)
Dysarthria
Visual disturbance
Episodia ataxia
No
n.a.
n.a.
n.a.
53
Yes
Dysarthria (ictal)
-Tremor (interictal)
-Muscle weakness (ictal)
Gait ataxia
-Gait ataxia (ictal)
Ataxia
Ataxia, limb
Ataxia, limb (ictal)
Muscle weakness
Dysarthria
-Gait ataxia (interictal)
Ataxia (ictal)
Tremor (any or unspecified)
Ataxia (interictal)
Show more (+11)
n.a.
No
n.a.
n.a.
5
17
Yes
-Muscle weakness (ictal)
Ataxia (ictal)
Gait ataxia
Dysarthria (ictal)
-Gait ataxia (ictal)
Dysarthria
Muscle weakness
Ataxia
Show more (+5)
n.a.