偏头痛和缺血性脑卒中都是常见病,当病人同时出现这两种疾病时我们很少感到惊讶———但它们之间有没有因果关系呢?Etminan等在一篇汇总分析中为证明二者有因果关系提供了进一步的证据1(见本期第151页)。而以前有资料证实偏头痛未增加出血性脑卒中的风险2。Etminan等报告,无先 Migraine and ischemic stroke are common diseases, and we are rarely surprised when the patient has both of these conditions - but do they have a causal relationship? Etminan et al. Demonstrated in a meta-analysis The causal link between the two provides further evidence1 (see page 151 of this issue). Previously available data confirm that migraine does not increase the risk of hemorrhagic stroke 2. Etminan and other reports, without first