Sven Haller

5 Questions 25 Answers 0 Followers

Questions related from Sven Haller

GE 3T 750w - infolding curvilinear artifact: who has seen it?

Dear all We have a GE 3T 750w I have a problem with a curvilinear infolding artifact (see attached images) - always on the left side - appears 1mm iso-voxel 3DT1 - more evident on post-Gd (due to...

31 December 2016 4,559 3 View

GE 3T 750w - CE MRA donut artifact: who has seen it?

Dear all We have a GE 3T 750w I have a problem with the contrast-enhanced MR angio of the neck (see screenshot) - we have a ring, like a "donut" around the vessels Sometimes it is difficult to...

31 December 2016 4,063 15 View

Is there a simple tool to create surface projection maps using .nii fMRI data?

I have fMRI data in MNI standard space in .nii format, and I would like to create surface maps known e.g. from PET Is there an existing tool to do this? ThanksSven

08 October 2015 260 2 View

SWI calculation tool exists?

Dear all I am looking for a tool to calculate SWI images based on magnitude and phase susceptibility images I found one tool which is based on Matlab http://fmri.ucsd.edu/Howto/swi.shtml But I...

01 September 2015 8,273 12 View

WHat is a DTI protocol for GE 750w 3T MRI?

Dear all Has anyone an established and optimized protocol for a 3T GE 750w MRI? Ideally, I would like to have a 2mm iso-voxel DTI with 30 directions Thanks !!

04 August 2015 5,940 16 View