Consensus on diagnostic criteria for autoimmune cerebellar ataxia
Autoimmune cerebellar ataxia(ACA)includes paraneoplastic cerebellar ataxia,anti-glutamic acid decarboxylase antibody-related cerebellar ataxia and primary autoimmune cerebellar ataxia,etc,and is an important and potentially treatable cause of sporadic cerebellar ataxia.Identification of anti-cerebellar antibodies is of great significance for ACA diagnosis.The diagnosis of ACA requires comprehensive consideration of clinical manifestations,results of cerebrospinal fluids and anti-neuronal antibody examinations,neuroimaging,and related comorbidities.In order to standardize the diagnosis of ACA,the expert panel developed and recommended the consensus on the ACA diagnosis criteria based on the comprehensive review of literatures and expert opinions.