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Ratings of extra- and intracranial vessel wall inflammation and grouping according to GCA diagnosis
| MR-ICA-Positive | MR-ICA-Negative | Total | |
|---|---|---|---|
| GCA-Positive | 20 | ||
| MR-GCA-Positive | 10 | 6 | 16 |
| MR-GCA-Negative | 0 | 4 | 4 |
| GCA-Negative | 5 | ||
| MR-GCA-Positive | 1 | 0 | 1 |
| MR-GCA-Negative | 0 | 4 | 4 |
