Nationwide Treatment Survey of Intracranial Arteriovenous Malformation in China
Nationwide Treatment Survey of Intracranial Arteriovenous Malformation in China
This register study will collect the treatment information of the intracranial arteriovenous
 malformation patients in China. We aim to understand the current treatment situation of the
 disease in China.
Intracranial arteriovenous malformations are congenital lesions that consist of multiple
 arteries and veins, connecting as a fistula without intervening normal capillary bed. The
 treatment strategy including surgical removal, endovascular embolism and stereotaxic
 radiosurgery and comprehensive treatment. China is a united multi-ethnic nation of 56 ethnic
 groups, and has the largest population in the world. We have most extensive and valuable
 clinical resources of intracranial arteriovenous malformation in the world. But we know
 little about the current treatment situation of the disease in China.

 In order to realize the treatment situation of intracranial arteriovenous malformation in
 China, we designed a retrospective and prospective register study to collect the treatment
 and outcome information all over China.
Inclusion Criteria:

 -  All the patients that diagnosed of intracranial AVM by DSA/CT/MRI

 -  All patients gave written informed consent

 Exclusion Criteria:

 -  patients refuse to attend the survey