Video 1
Segment 1A. Subject at presentation. Hands held outstretched showing a postural hand tremor more prominent in the right hand.
Segment 1B. Subject after relapse. Postural hand tremor relapse following steroid withdrawal. Segment 1C. Subject after steroid re-introduction. Significant tremor reduction on steroid treatment.
Table 1
Serum Antibody Panel
| Antibody | Level | Reference Range |
|---|---|---|
| Anti thyroglobulin antibody | 98.2 | 0–40 IU/ML |
| Antithyroid receptor antibody | 6.6 | >2 IU/L, positive |
| Antithyroperoxidase | 32 | 0‐35 IU/mL |
| Fixed NMDAR antibody | Negative | Negative |
| Anti‐VGCC antibody | Negative | 0–45 pmol/L |
| Anti‐VGKC antibody | 6 | 0–69 pmol/L |
| Anti‐GAD antibody | Negative | Negative |