Hi Manuel
Thanks for sharing the articles. In my opinion if I still do the P>>A
without actually doing it on the scanner, it would give the same
results as A>>P, which essentially means that both A2P_b0 and P2A_b0
are both same.
Regards,
Divesh Thaploo
Junior Research Fellow (JRF)
Department of Neurosurgery
NIMHANS, Bangalore
+918952015510
On Wed, Jan 16, 2019 at 3:27 PM Manuel Blesa <[log in to unmask]> wrote:
>
> Hi,
>
> If you don't have any reverse phase encoding direction, but you have the T2 image you can try to use it in combination with the B0, see this post for more information: https://www.jiscmail.ac.uk/cgi-bin/webadmin?A2=ind1303&L=FSL&D=0&1=FSL&9=A&J=on&d=No+Match%3BMatch%3BMatches&z=4&P=335467
>
> If you don't have T2 but you have T1, you can try a registration based method for correct the distortions, see this paper for example: https://onlinelibrary.wiley.com/doi/full/10.1111/jon.12485
>
> If you don't have any of the structural images, I'm afraid you won't be able to correct the EPI distortions. I hope this helps.
>
> Best regards,
>
> Manuel
>
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