Table 1: Studies reporting epilepsy as first sign of the AD.
| Author | MCI | AD | Seizures preceding cognitive impairment | Seizures concomitant with cognitive impairment | Generalized | Parzial | Auras |
| Rao (2009) [9] | 10 | - | - | - | - | - | - |
| Picco (2011) [13] | 1 | 1 (1 year) | - | 1 | - | ||
| Vossel (2013) [10] | 8 | 8 | 1 MCI 1 AD |
7 MCI 7 AD |
- | - | - |
| Cretin (2015) [14] | 1 | 1 | - | 1 | - | ||
| Cretin (2016) [11] | 13 (3.1%) | - | 10 (2.7 years) | 3 | 2 | 11 | - |
| Zarea (2016) [16] | 4 (3%) | - | 4 | - | - | - | - |
| DiFrancesco (2017) [12] | 23 (1.7%) | - | 23 (4.6 years) | - | 11 | 5 | - |
| Sarkis (2018) [15] | 3 | 1 (3 years) | 2 | - | - | 3 |