Abnormally Increased Effective Connectivity of the Periaqueductal Gray in Migraine Without Aura Patients.
Authors
Liu K, Cheng J, Cao Y, Chen K, Li Y, Zhang X, Dong L, Wang Z, Liu X
Abstract
The periaqueductal gray (PAG) is a key region in the descending pain modulatory system. We applied a Granger causality analysis-based approach to examine resting-state effective connectivity of the bilateral PAG regions in migraine patients without aura (MwoA).
