Spectrum Doppler showed increased blood flow velocity in the proximal stenosis, and distal flow reduction.
2
结果发现狭窄多发生于导水管远段，少数位于近段或全程狭窄。
The results showed that aqueduct stenosis was located in distal segment in most cases and proximal segment or all segment in a few cases.
3
PC点是计划胼下型大脑前动脉远段动脉瘤外科策略的重要标志；
The PC point was an important surgical landmark in planning the surgical strategy for treating infracallosal distal anterior cerebral artery aneurysms.
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