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. 2019 Jan 25;4(1):10–29. doi: 10.1002/epi4.12298

Table 3.

Seizures etiology × semiology

Clonic Tonic Myoclonic Automatisms Spasms Sequential Autonomic
Etiology/seizure classification, n (%)
HIE (n = 6) 1 (16.7%) 0 (0.0%) 0 (0.0%) 1 (16.7%) 0 (0.0%) 1 (16.7%) 3 (50.0%)
Cortical malformations (n = 3) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 2 (66.7%) 1 (33.3%)
CNS infection (n = 4) 3 (75.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1 (25.0%) 0 (0.0%)
Metabolic disorders
Electrolyte imbalance (n = 3) 1 (33.3%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1 (33.3%) 1 (33.3%)
Inborn errors of metabolism (n = 3) 0 (0.0%) 0 (0.0%) 3 (100%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%)
vitamin‐related disorders (n = 11) 2 (18.2%) 0 (0.0%) 2 (18.2%) 0 (0.0%) 0 (0.0%) 7 (63.6%) 0 (0.0%)
Withdrawal (n = 2) 1 (50.0%) 0 (0.0%) 1 (50.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%)
Genetic disorders
Channelopathy (n = 67) 5 (7.5%) 26 (38.8%) 3 (4.5%) 0 (0.0%) 0 (0.0%) 33 (49.3%) 0 (0.0%)
Chromosomal disorder (n = 3) 1 (33.3%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1 (33.3%) 1 (33.3%)
Other gene disorders (n = 7) 2 (28.6%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 2 (28.6%) 3 (42.9%) 0 (0.0%)
Vascular disorders
Stroke (n = 25) 18 (72.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 5 (20.0%) 2 (8.0%)
Hemorrhage (n = 8) 2 (25.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 2 (25.0%) 4 (50.0%)
Unknown Undetermined/(n = 9) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 1 (11.1%) 6 (66.7%) 2 (22.2%)

CNS, central nervous system.