颅内静脉血栓形成是妊娠期和产褥期一种罕见但可能致命的并发症。其主要症状可类似于腰椎穿刺后头痛,因此经常会被误诊,特别是接受了局部麻醉的产妇更易发生。该病的发病率可能高于相关报道的数字,达到1/万～2/万[1]。现将我院早孕合并3例颅内静脉血栓形成病例报道如下。1临床? Intracranial venous thrombosis is a rare but potentially fatal complication of pregnancy and puerperium. Its main symptom can be similar to headache after a lumbar puncture and is therefore frequently misdiagnosed, especially if the mother is under local anesthesia. The incidence of the disease may be higher than the number reported, reaching 1 / 10,000 ~ 2 / 10,000 [1]. Now in our hospital early pregnancy combined with 3 cases of intracranial venous thrombosis reported as follows. 1 clinical?