Insular versus temporal versus frontal ictal clinical features.
| Clinical features | Insular | Temporal | Frontal |
|---|---|---|---|
| Painful somatosensory | Common | No | No |
| Throat sensation | Common | Rare | No |
| Laryngeal constriction | Common | Rare | No |
| Hyper-motor | Yes | No | common |
| Orofacial sensation | Common | Rare | No |
| Viscerovegetative signs, including hypersalivation, nausea, facial blush, sweaty hands and urge to urinate | Common | Rare | No |
| Speech arrest/dysarthria | Yes (dominant side) | Yes (dominant side) | Yes (dominant side) |
| Epigastric rising sensation | Rare | Yes | No |
| Altered awareness and loss of consciousness | No | Yes | Brief |