Table 1. Details of thyroid artery embolization procedures and complications.
| No./Age/Sex | Nodule site | TRA site | Radial artery diameter (mm) | Barbeau test | Target vessel | Embosphere size (µm) | Intraprocedural complication | Periprocedural complication | Delayed complication |
|---|---|---|---|---|---|---|---|---|---|
| 1/30/F | Right | Right | 2.3 | A* | STA | 500–700 | Radial artery spasm | No | Pain |
| 2/45/M | Right | Right | 3.0 | A | STA/ITA | 300–500 | No | No | No |
| 3/45/F | Left | Left | 2.4 | A | STA/ITA | 300–500 | No | No | Pain |
| 4/33/F | Left | Right | 3.2 | A | STA/ITA | 300–500 | No | Vomiting | Pain |
| 5/23/M | Right | Right | 2.8 | A | STA/ITA | 300–500 | No | No | Pain/voice change |
| 6/42/M | Right | Right | 2.0 | A | ITA | 300–500 | No | No | Pain |
*, Barbeau test A: no damping of the pulse tracing immediately after compression. Periprocedural complication: happened within 24 hours after TAE; Delayed complication: happened in the 30 days following treatment. TRA, transradial access; STA, superior thyroid artery; ITA, inferior thyroid artery.