De Novo Ivy Sign Indicates Postoperative Hyperperfusion in Moyamoya Disease [Brief Reports]

Conclusions— In MMD, a de novo ivy sign could indicate postoperative hyperperfusion after bypass, which is not always correlated with preoperative hemodynamic impairment. Additional factors other than preoperative cerebral hemodynamics might be involved in postoperative hyperperfusion in MMD.

http://stroke.ahajournals.org/cgi/content/short/45/5/1488?rss=1

Source: Stroke - April 28, 2014 Category: Neurology Authors: Horie, N., Morikawa, M., Morofuji, Y., Hiu, T., Izumo, T., Hayashi, K., Nagata, I. Tags: Other Stroke Treatment - Surgical Brief Reports Source Type: research