[ITK-users] Definition of ITK orientation code

Mike Chinander chinander at gmail.com
Thu Nov 12 10:07:24 EST 2015


Which part do you think is incorrect? Be aware that 'right to left' in this
sense is the patient's right and left.

On Thu, Nov 12, 2015 at 8:45 AM, Mihail Isakov via Insight-users <
insight-users at itk.org> wrote:

> Is the definition of ITK orientation code below correct?
>
> "The orientation code maps the voxel coordinate system I (column) J
> (row) K (slice) to patient's right-handed coordinate system X Y Z.
> Minor rank notation is used, characters R, L, A, P, I, S identify
> 'from' direction.
>
> RAI means:
> X: Right to left
> Y: Anterior to  posterior
> Z: Inferior to superior
>
> Note: sometimes major rank notation ('to') is used, the same
> coordinate system may be called DICOM LPS or Nrrd
> left-posterior-superior (right to Left, anterior to Posterior,
> inferior to Superior)."
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