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