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
-Tremor (interictal)
Myokymia
-Gait ataxia (ictal)
Ataxia, limb (ictal)
Muscle weakness
Ataxia (ictal)
-Muscle weakness (ictal)
Dysarthria (ictal)
Gait ataxia
Ataxia
Ataxia, limb
Myokymia (ictal)
Tremor (any or unspecified)
Show more (+12)
n.a.
No
n.a.
n.a.
n.a.
60
Yes
Ataxia
Dysarthria
Dysarthria (ictal)
-Gait ataxia (ictal)
Muscle weakness
-Muscle weakness (ictal)
Gait ataxia
Ataxia (ictal)
Ataxia, limb
Ataxia, limb (ictal)
Show more (+7)
n.a.
No
n.a.
n.a.
10
33
Yes
-Tremor (interictal)
-Gait ataxia (ictal)
Tremor (any or unspecified)
Ataxia
Muscle weakness
Ataxia (ictal)
Gait ataxia
-Muscle weakness (ictal)
Show more (+5)
n.a.
Yes
n.a.
n.a.
5
24
Yes
Dysarthria
Episodia ataxia
Ataxia
Visual disturbance
-Muscle weakness (ictal)
Ataxia, limb (ictal)
-Gait ataxia (ictal)
Muscle weakness
-Tremor (ictal)
Depression
Tremor (any or unspecified)
Myokymia (ictal)
Dysarthria (ictal)
Gait ataxia
Ataxia (ictal)
Myokymia
Ataxia, limb
Show more (+14)
Dysarthria
Episodia ataxia
Visual disturbance
No
n.a.
n.a.
n.a.
53
Yes
Ataxia (ictal)
Dysarthria (ictal)
Dysarthria
Ataxia, limb (ictal)
-Tremor (interictal)
Ataxia
Gait ataxia
Ataxia (interictal)
Muscle weakness
Tremor (any or unspecified)
-Gait ataxia (interictal)
-Muscle weakness (ictal)
-Gait ataxia (ictal)
Ataxia, limb
Show more (+11)
n.a.
No
n.a.
n.a.
5
17
Yes
Gait ataxia
Dysarthria (ictal)
Ataxia
-Muscle weakness (ictal)
Dysarthria
Ataxia (ictal)
-Gait ataxia (ictal)
Muscle weakness
Show more (+5)
n.a.