4143
FREQUENCY DEPENDENT ALTERED FUNCTIONAL CONNECTIVITY OF DECLARATIVE MEMORY NETWORKS IN PATIENTS WITH DURAL ARTERIO-VENOUS FISTULA
Bejoy Thomas1, Josline Elsa Joseph1, Sabarish S Sekar1, Santhosh Kannath1, and Ramshekhar N Menon2
1Imaging Sciences and Interventional Radiology, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, India, 2Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology, Thiruvananthapuram, India
Dural Arteriovenous fistula (dAVF) causes cognitive deficits and associated memory impairment. Results of this study reveal reduced functional connectivity, in a frequency dependent fashion, among  regions involved in declarative memory functional processing.
Table 1: rsFC analysis among memory related structures for DP>HC(pFDR<0.01) at different frequency bands.
Fig1: Weaker rsFC among medial temporal lobe structures in DP than HC