Kate Davis, MD, MSTR: Referring Patients to An Epileptologist Pubblicato il 30 ott 2018 Often, patients with epilepsy will fail to response to a number of therapies intent on helping control their seizure activity, known as drug-resistant or refractory epilepsy. Current estimates place the number of patients with this form of the condition between 80,000 and 160,000—roughly 20% to 40% of all patients with epilepsy.