TABLE 3.

Brain structure volumes in milliliters (ml) and as percent of whole brain volume.

Structure	Volume (ml)	% of total
CSF	21.59	323%
Brainstem	0.86	12.88%
Cerebellum	1.09	16.37%
Optic tectum	1.86	27.89%
Diencephalon	0.38	5.65%
Telencephalon	1.89	28.31%
Olfactory bulb	0.25	3.76%
Optic tract	0.17	2.59%
Pineal	0.01	0.15%
Olfactory tract	0.04	0.64%
Pituitary	0.12	1.77%

Cerebrospinal fluid (CSF) volume outside the brain also included. Structures segmented from MRI data. Numbers corrected to 4 significant figures.