Depth of left and right olfactory sulci in control subjects and IA patients with a visible olfactory sulcus in the PPTE
| Depth | Control Subjects (n = 8) | Patients with IA (n = 14) |
|---|---|---|
| Deeper olfactory sulcus left | 2 | 1 |
| Deeper olfactory sulcus right | 3 | 11 |
| Equal depth on right and left | 3 | 2 |