Table 3.
Sequence-Specific Canine Brain Maturation Milestones
| Sequence | Cortex Juvenile Phase |
Cortex Transition Phase |
Cortex Maturing Phase |
Brainstem & Cerebellum Mature |
Corpus Callosum | |
|---|---|---|---|---|---|---|
| Partial Complete | ||||||
| T1W | 1–3 weeks | 3–4 weeks | 4–16 weeks | 4 weeks | 4 weeks | 6 weeks |
| T2W / STIR | 1–4 weeks | 4–8 weeks | 8–16 weeks | 6 weeks | 6 weeks | 8 weeks |
| FLAIR* | A: 1–3 weeks B: 3–6 weeks |
A: 3 weeks B: 6–12 weeks |
12–36 weeks | 12 weeks | 8 weeks | 12 weeks |
*
A and B designate the two juvenile subphases observed on FLAIR and their associated transitions. T1W: T1-weighted; T2W: T2-weighted; STIR: Short Tau Inversion Recovery; FLAIR: Fluid Attenuated Inversion Recovery.