HI José

the cerebellum scan quality can be hugely variable due to its intrinsic structure (tiny, almost fractal folia) and distance from isocenter. If you upload the subject we will take a look, or send a snapshot. Sometimes if the cerebellum is too dark in the norm.mgz you can add a control point and recreate the using the -canorm-usecps flag

cheers
Bruce


On Fri, 1 Sep 2017, José Gómez-Feria Ferreiro wrote:

Dear Freesurfer,

I have been doing some MRI segmentations using the "mri2mesh" command (which does 
"recon all").
However, I noticed the cerebellum segmentation is not correctly done. It 
considers the cerebellum as
white matter but it also has grey matter. Is there a way to make a more precise 
segmentation of the
cerebellum?

Best regards,

José Gómez-Feria Ferreiro
MD/PhD candidate

Grupo de Trastornos del Movimiento. Lab 104
Programa de Investigación de Neurociencias

Instituto de Biomedicina de Sevilla (IBiS) Hosp.Univ. Virgen del 
Rocío/CSIC/Univ. de Sevilla
Avda. Manuel Siurot s/n.
41013 - Sevilla (España)

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