本文观察了12例脑动静脉畸形病人的二维经颅彩色多谱勒血流显像。
A 2-dimensional transcranial CDFI and cerebral angiography were compared with in 12 patients of cerebral AVMs.
多谱勒超音波发现深部的左膕静脉和小腿静脉有血栓形成。
Doppler-ultrasound revealed a deep venous thrombosis in the left popliteal and calf vein .
结果椎管内静脉前丛位于椎管腹侧面，是椎静脉系的主要组成部分，静脉数目多而致密。
Results The intravertebral anterior venous plexus, which was on the ventrolateral to the spinal cord, was dense and the main part of the intravertebral venous plexus.
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