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Table 1 Grade, age, symptom, location and follow-up of the investigated SEGAs in 20 eligible subjects

From: Clinical and imaging features of subependymal giant cell astrocytoma: report of 20 cases

Subject no

Sex

Age

Symptom

Diameter (cm)

Tumor location

associated with tuberous sclerosis complex

treatment

Follow-up time (months)/Symptoms

Survival status

1

M

7

Headache

3

Right lateral ventricle

No

Total removal

24 / Non

Non-recurrence

2

F

16

Headache

4

Right lateral ventricle

No

Total removal

13 / Non

Non-recurrence

3

F

26

Headache, Epilepsy

3

Right lateral ventricle

No

Total removal

13 / Epilepsy

Non-recurrence

4

M

17

Headache, vomiting

6

Left lateral ventricle

No

Total removal

16 / hemiplegia

Non-recurrence

5

F

5

Epilepsy, mental retardation

4

Left lateral ventricle

Yes

Total removal

35 / Epilepsy, mental retardation

Non-recurrence

6

M

13

Headache, Epilepsy

3

Right lateral ventricle

No

Total removal

26 / Non

Non-recurrence

7

F

30

Headache, vomiting, visual disorder

7

Right lateral ventricle

No

Subtotal removal & radiotherapy

25 / Headache, visual disorder

Recurrence

8

M

16

Headache, Epilepsy

3

Right lateral ventricle

No

Total removal

27 / Non

Non-recurrence

9

F

6

Epilepsy, mental retardation

3

Left lateral ventricle

Yes

Total removal

22 / Epilepsy, mental retardation

Non-recurrence

10

F

12

Headache, vomiting

4

Left lateral ventricle

No

Total removal

8 / Non

Non-recurrence

11

M

16

Epilepsy,

2

Right lateral ventricle

No

Total removal

15 / Non

Non-recurrence

12

M

6

Headache, Epilepsy, mental retardation

4

Left lateral ventricles

Yes

Total removal

18 / Epilepsy, mental retardation

Non-recurrence

13

F

13

Headache, vomiting, visual disorder

10

Left lateral ventricle

No

Partial removal & radiotherapy

26 /Headache, visual disorder

Recurrence

14

F

26

Headache, Epilepsy

3

Both lateral ventricle

No

Total removal

13 / Epilepsy

Non-recurrence

15

M

16

Epilepsy,

2

Right lateral ventricle

No

Total removal

15 / Non

Non-recurrence

16

F

22

Headache

4

Right lateral ventricle

No

Total removal

17 / Non

Non-recurrence

17

M

15

Headache, vomiting, visual disorder

7

Right lateral ventricle

Yes

Subtotal removal & radiotherapy

12 / visual disorder

Non-recurrence

18

M

32

Headache

2

Third ventricle

No

Total removal

23/ Headache

Recurrence

19

M

17

Headache

5

Right lateral ventricle

No

Total removal

32 / Non

Non-recurrence

20

M

17

Headache

3

Left lateral ventricle

No

Total removal

25 / Non

Non-recurrence