Table 4.
Frequencies of Tau staining in sigmoid colon based on clinico-pathological diagnosis. Anatomic frequency of immunoreactivity is based on number of immunoreactive cases / overall number of cases evaluated.
| Sigmoid Colon | NC | PSP | AD/PSP | CBD | AD | AD/CBD |
|---|---|---|---|---|---|---|
| # HT7 positive cases/total (%) | 16/18 (89%) | 13/13 (100%) | 8/8 (100%) | 2/2 (100%) | 19/19 (100%) | 1/1 (100%) |
| anatomic location of staining, number of cases | ||||||
| Mucosa | 6 | 6 | 4 | 1 | 6 | 0 |
| Submucosa | 13 | 10 | 7 | 2 | 14 | 1 |
| Muscularis (fibers) | 9 | 10 | 5 | 2 | 9 | 1 |
| Myenteric plexus | 15 | 13 | 8 | 2 | 19 | 1 |
| # T231 positive cases/total (%) | 8/18 (44%) | 9/13 (69%) | 5/8 (63%) | 1/1 (100%) | 9/18 (50%) | 0/1 (0%) |
| anatomic area of staining, number of cases | ||||||
| Mucosa | 0 | 0 | 0 | 0 | 0 | 0 |
| Submucosa | 2 | 5 | 2 | 0 | 4 | 0 |
| Muscularis (fibers) | 2 | 4 | 3 | 0 | 5 | 0 |
| Myenteric plexus | 8 | 9 | 5 | 1 | 9 | 0 |
| # AT8 positive cases/total (%) | 2/18 (11%) | 2/14 (14%) | 0/8 (0%) | 0/1 (0%) | 1/20 (5%) | 0/1 (0%) |
| anatomic area of staining, number of cases | ||||||
| Mucosa | 0 | 0 | 0 | 0 | 0 | 0 |
| Submucosa | 1 | 1 | 0 | 0 | 1 | 0 |
| Muscularis (fibers) | 1 | 1 | 0 | 0 | 1 | 0 |
| Myenteric plexus | 2 | 2 | 0 | 0 | 1 | 0 |