Use of postictal respiratory pattern to discriminate between convulsive psychogenic nonepileptic seizures and generalized tonic-clonic seizures

► Obstructed breathing is common after a GTCS episode but rare after a PNES episode. ► Patients with PNESs breathe faster postictally than patients with GTCSs. ► Rapid postictal breathing normalizes more quickly in patients with PNESs.