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Table 1 Clinical and neuropathological findings

From: Layer-specific gene expression in epileptogenic type II focal cortical dysplasia: normal-looking neurons reveal the presence of a hidden laminar organization

ID

Age at seizure onset (years)

Age at surgery (years)

Monthly seizure frequency

Side/site of surgery

Neuro-pathological diagnosis

Outcome (Engel class)

1

0

1

300

L/TO

FCD IIa

Ia

2

10

29

30

L/T

FCD IIa

IV

3

0

2

100

L/O

FCD IIa

Ia

4

0

13

60

L/O

FCD IIa

Ia

5

0

1

60

R/F

FCD IIa

Ia

6

1

9

600

R/FCP

FCD IIa

Ia

7

4

29

2

L/T

FCD IIa

Ia

8

0

31

60

L/TO

FCD IIa

Ic

9

0

25

30

R/TPO

FCD IIb

Ia

10

3

39

30

R/T

FCD IIb

Ia

11

2

4

300

L/P

FCD IIb

Ia

12

2

45

20

R/F

FCD IIb

Id

13

2

3

10

L/F

FCD IIb

IIb

14

4

22

40

L/T

FCD IIb

Ia

15

8

47

45

R/F

FCD IIb

III

16

10

14

100

R/F

FCD IIb

II

17

8

11

20

L/T

FCD IIb

Ia

18

0

13

1

R/F

FCD IIb

Ia

19

1

14

30

R/T

FCD IIb

Ia

20

6

46

75

L/P

FCD IIb

Ib

  1. Abbreviations: FCD focal cortical dysplasia, F frontal, ID patient identification number, L left, O occipital, P parietal, R right, T temporal.