3T Thalamic Segmentation

Report
3T Thalamic Segmentation
Data
• From a MPnRAGE acquisition at 3T provided
by Manoj
• Approximate white matter null chosen for
thalamic segmentation
Template
Registration to Template
Native
Registered 668
Registered 901
Registered ANON624
Registered ctrl_920
Desired Segmentation
AT
a
MD
b
c
MTT
AT
MD
VL
Pul
Pul
VL
d
Creating VL for Priors
• Close (Dilate then Erode) with a 3x3x3 box
• Then subtract MTT
Automatic Segmentation
• Prior ROIs including the newly created are
registered to the target
– Nonlinear warp via the mean brain template
• Use out-of-the-box PICSL for label fusion
Native
Thalamus
Thalamus
AV (AT)
MD
Pul
VL
MTT

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