Table 1.

Core clinical features of epileptic chest pain/discomfort compared with cardiac origin.

Condition	Angina pectoris (AP)	Acute myocardial infarction	Ictal chest pain/discomfort
Origin	Cardiac	Cardiac	Epileptic
Duration	5–15 min	>30 min	Seconds to minutes
Difference of pain/discomfort features between episodes	Variable	Variable	Stereotypical
Accompanying symptoms	Cold sweat, radiating pain/discomfort	Same as AP	Epileptic symptoms (i.e. epileptic auras, consciousness impairment, generalized seizure)