Table 5.
Brain regions containing no MRI-determined lesions.
| Brain Region | No. of 63 Subjects with Lesions | Median (Range) Volume (mm3) of Brain Region | Mean (SD) Volume (mm3) of Brain Region |
|---|---|---|---|
| Medulla Left | 0 | 3158.98 (2372.88–4251.69) | 3202.74 (484.72) |
| Medulla Right | 0 | 3352.17 (2257.67–4661.57) | 3374.04 (484.72) |
| Inferior Colliculus Left | 0 | 274.73 (146.23–469.70) | 278.78 (68.98) |
| Inferior Colliculus Right | 0 | 241.50 (159.52–489.64) | 256.90 (60.73) |
| Central Tegmental Tract Left | 0 | 225.99 (161.74–401.02) | 236.82 (46.91) |
| Central Tegmental Tract Right | 0 | 206.05 (139.58–347.85) | 212.66 (139.58–347.85) |
| Pontine Parabrachial Nucleus Left | 0 | 77.55 (44.31–135.15) | 78.99 (22.60) |
| Pontine Parabrachial Nucleus Right | 0 | 66.47 (35.45–106.35) | 68.89 (16.43) |
| Medial Geniculate Body Left | 0 | 73.11 (31.02–130.72) | 78.18 (24.18) |
| Medial Geniculate Body Right | 0 | 55.39 (11.08–106.35) | 57.78 (18.93) |
| Solitary Nucleus Left | 0 | 57.61 (22.16–110.78) | 57.32 (16.42) |
| Solitary Nucleus Right | 0 | 48.74 (17.73–88.62) | 48.04 (14.29) |
| Brachia Inferior Colliculus Left | 0 | 35.45 (6.65–11.08) | 36.79 (13.06) |
| Brachia Inferior Colliculus Right | 0 | 31.02 (11.08–55.39) | 31.19 (9.55) |
Listing is in order of the relative size of each brain region. Dark gray denotes brain regions most closely associated with auditory function. N = 63.