Biochemical staging of tau pathology

At stage 9, primary regions are also affected, such as the occipital areas (BA 18-> BA17) or the motor (BA 4) or sensory regions (BA 2, 3).

The biochemical pathway of neurofibrillary degeneration in aging and Alzheimer's disease. Delacourte et al. Neurology. 1999 Apr 12;52(6):1158-65.

1. Stage 0
2. Stage1
3. Stage 2
4. Stage 3
5. Stage 4
6. Stage 5
7. Stage 6
8. Stage 7
9. Stage 8
10. Stage 9
11. Stage 10