Hi, Yes, it does affect exactly those regions. Please see several previous very detailed posts on that topic in the fsl archives: https://www.jiscmail.ac.uk/cgi-bin/webadmin?A0=fsl Best, Markus 2009/11/18 *Shal Hat* <[log in to unmask]> > Hi, > > Does the B0 field map have a significant effect on correcting for > orbitofrontol cortex > distortion due to the sinuses from MRI? If so, how can I practically (in > detail please) > implement it in my analysis using FSL? > > Thanks ! > -- Dr. med. Markus Gschwind, M.D. Laboratory for Neurology and Imaging of Cognition - Dept of Neurosciences University Medical Center (CMU) 1, Michel-Servet CH-1211 GENEVA - Switzerland Tel 0041 (0) 22 379 5324 Fax 0041 (0) 22 379 5402 email: [log in to unmask] http://labnic.unige.ch