Array ( [urn:ac.highwire.org:guest:identity] => Array ( [runtime-id] => urn:ac.highwire.org:guest:identity [type] => guest [service-id] => ajnr-ac.highwire.org [access-type] => Controlled [privilege] => Array ( [urn:ac.highwire.org:guest:privilege] => Array ( [runtime-id] => urn:ac.highwire.org:guest:privilege [type] => privilege-set [privilege-set] => GUEST ) ) [credentials] => Array ( [method] => guest ) ) ) 1naresh

Array
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)
1nareshArray
(
    [urn:ac.highwire.org:guest:identity] => Array
        (
            [runtime-id] => urn:ac.highwire.org:guest:identity
            [type] => guest
            [service-id] => ajnr-ac.highwire.org
            [access-type] => Controlled
            [privilege] => Array
                (
                    [urn:ac.highwire.org:guest:privilege] => Array
                        (
                            [runtime-id] => urn:ac.highwire.org:guest:privilege
                            [type] => privilege-set
                            [privilege-set] => GUEST
                        )

                )

            [credentials] => Array
                (
                    [method] => guest
                )

        )

)

Table 1: Summary of patient characteristics
Characteristic 
Median age at operation 6.8 ± 3.4 y
    Range 2.7–14 y
Sex 
    10 Males/5 females M/F ratio = 2
Ethnic origin 
    Caucasian 11
    North African 2
    Sub-Saharan African 1
    Asian 1
Etiology 
    Disease 8
    NF-1 5
    Down syndrome 1
    CBL gene mutation 1
Modality of revelation 
    Ischemic stroke 5
    TIA 3
    MRI follow-up NF-1 3
    ICH 3
    Headaches 1
Clinical symptoms 
    Neurologic deficits 6
        Partial 4
        Severe 2
    Headaches 6
    Epilepsy 3
    No symptoms 3
Preoperative stroke on MRI 
    No stroke 6
    Single territory 5
    Multiple territory 1
    ICH/IVH 3
Surgery (multiple burr-holes) 
    Bilateral 5
    Unilateral right 6
    Unilateral left 4
Postoperative outcome 
    Follow-up 28 ± 7 mo
    Recurrent TIAs 1
    Second surgery needed 1
Note:—NF-1 indicates neurofibromatosis type 1; ICH, intracerebral hematoma; CBL, casitas B lineage lymphomas; IVH, intraventricular hemorrhage.

Characteristic
Median age at operation	6.8 ± 3.4 y
Range	2.7–14 y
Sex
10 Males/5 females	M/F ratio = 2
Ethnic origin
Caucasian	11
North African	2
Sub-Saharan African	1
Asian	1
Etiology
Disease	8
NF-1	5
Down syndrome	1
CBL gene mutation	1
Modality of revelation
Ischemic stroke	5
TIA	3
MRI follow-up NF-1	3
ICH	3
Headaches	1
Clinical symptoms
Neurologic deficits	6
Partial	4
Severe	2
Headaches	6
Epilepsy	3
No symptoms	3
Preoperative stroke on MRI
No stroke	6
Single territory	5
Multiple territory	1
ICH/IVH	3
Surgery (multiple burr-holes)
Bilateral	5
Unilateral right	6
Unilateral left	4
Postoperative outcome
Follow-up	28 ± 7 mo
Recurrent TIAs	1
Second surgery needed	1