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Repeat Biopsies
| Biopsy ID | Morphologic Classification | LC3 (% FS) | p62 (% FS) | TDP-43 (% FS) | Tubular Filaments |
|---|---|---|---|---|---|
| 3a | IBM | 31 | 12 | 1 | NA |
| 3b (5 y later) | IBM | 20 | 19 | 21 | yes |
| 8a | PM | 10 | 5 | 0 | NA |
| 8b (2 y later) | PM | 4 | 3 | 2 | NA |
| 9a | PM | 7 | 7 | 0 | equivocal |
| 9b (7 y later) | IBM | 41 | 42 | 30 | yes |
| 14a | PM | 4 | 10 | 0 | no |
| 14b (10 y later) | IBM | 52 | 59 | 54 | yes |
% FS, percent fibers staining; IBM, inclusion body myositis; NA, not available; PM, polymyositis; y, years.
