Tramadol increases the risk for seizures by lowering the seizure threshold. They can cause several different types of seizures including a Gelastic Seizure. A distinction between night terrors and epileptic seizure is required. Pew's death from an epileptic seizure also occurred in 1986. Pew died from injuries caused by an epileptic seizure in 1986. A taped recording played of a participant having an epileptic seizure. Individuals with coexisting seizure disorder may require treatment with anticonvulsants. He dies while incarcerated due to a withdrawal-induced seizure. Of those who have a seizure, about 25% have epilepsy. Medication is typically advisable to those with seizure disorders. Symptoms will vary according to where the seizure occurs. Hypoparathyroidism leads to hypocalcaemia, evidenced by tetany seizure and respiratory paralysis. He then collapsed due to a brain seizure. His death was attributed to a seizure. This was the largest US drug seizure to date.