Bozeman P M, Chandra P
Anesthesiology. 1980 Apr;52(4):356-7. doi: 10.1097/00000542-198004000-00015.
A case of unintentional unilateral analgesia following both epidural and subarachnoid block is presented. It is suggested that the presence of an anomalous congenital midline diffusion barrier in both the epidural and subarachnoid spaces could explain this phenomenon.
本文报告一例硬膜外阻滞和蛛网膜下腔阻滞均导致意外单侧镇痛的病例。有人认为,硬膜外腔和蛛网膜下腔中存在先天性异常中线扩散屏障可解释这一现象。