Table 1. The quadriaxial system for classifying status epilepticus applied to the three cases presented in this article.

Source: Ref. [6]

	Patient 1	Patient 2	Patient 3
Axis 1 (semiology)	B. Nonconvulsive status epilepticus	B. Nonconvulsive status epilepticus	B. Nonconvulsive status epilepticus
	B.2. Without coma	B.2. With coma	B.2. Without coma
	B.2.a. Generalized	B.2.a. Generalized	B.2.b. Focal
	B.2.a.a. Typical absence status	B.2.a.a. Typical absence status	B.2.b.c. With impaired consciousness
Axis 2 (etiology)	Juvenile absence epilepsy	No history of seizure/epilepsy	Frontal lobe epilepsy
	Status epilepticus was precipitated by reduction in antiseizure drugs.	Status epilepticus occurred “de novo” in the setting of cerebral anoxia from cardiac arrest.	Status epilepticus was precipitated by reduction in antiseizure drugs.
Axis 3 (EEG correlate)	Generalized 2.5-3 Hz spike-and-wave discharges	Generalized 2.5-3 Hz spike-and-wave discharges	Generalized 2.5-3 Hz spike-and-wave discharges
Axis 4 (age of the patient)	Adult (44 years old)	Elderly (73 years old)	Adult (41 years old)