Ruggiero G, Cristi G, Scialfa G
Acta Radiol Suppl. 1976;347:353-6. doi: 10.1177/0284185175016s34743.
In some cases it has been observed that after encephalography air seems to be displaced from one part of the ventricular system to another without movements of the head. This apparently occurs in spite of the law of upward displacement of gases in fluids.
在某些情况下，有人观察到，在进行脑造影术后，空气似乎在脑室系统的不同部位之间移动，而头部并未移动。尽管气体在液体中存在向上移动的规律，但这种情况显然还是发生了。
