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Related Concept Videos

Seizures: Classification01:13

Seizures: Classification

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Epilepsy is primarily characterized by unpredictable seizures, either provoked by an identifiable factor, such as injury or illness, or unprovoked, occurring spontaneously without apparent cause.
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Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
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Epilepsy is a chronic neurological disease marked by recurrent, unpredictable seizures. These seizures are caused by abnormal electrical discharges in the brain, leading to behavior, sensation, or consciousness alterations. They can also cause transient impairment of awareness, interfering with daily activities.
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Electroconvulsive therapy (ECT), or shock therapy, remains a critical biomedical intervention for severe, treatment-resistant depression. While its origins can be traced back to Hippocrates' observations that malaria-induced convulsions alleviated mental illness, modern ECT has evolved significantly from its earlier, more primitive applications. First introduced in 1938 by Ugo Cerletti and his colleagues, ECT involves inducing controlled seizures using electrical currents. In its early...
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Related Experiment Video

Updated: Dec 12, 2025

Network Analysis of Foramen Ovale Electrode Recordings in Drug-resistant Temporal Lobe Epilepsy Patients
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Forced normalization: case series from a Spanish epilepsy unit.

Lina Carazo Barrios1, Guillermina García Martín1, Jorge Romero Godoy1

  • 1Neurology Department, Hospital Universitario Virgen de la Victoria, Málaga, Spain.

Seizure
|August 16, 2020
PubMed
Summary

Forced normalization, a link between epilepsy and psychosis, was studied in 10 patients. Psychiatric comorbidity and developmental delay were associated, with a favorable prognosis for patients with epilepsy.

Keywords:
Alternative psychosisCase seriesEpilepsyForced normalizationPsychiatric symptomsPsychosis

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Area of Science:

  • Clinical Neurology
  • Psychiatry

Background:

  • Forced normalization describes psychiatric symptoms during reduced or ceased seizures in epilepsy patients.
  • Understanding risk factors and prognostic variables for forced normalization is crucial.

Purpose of the Study:

  • To analyze clinical variables associated with forced normalization.
  • To describe characteristics of forced normalization in an epilepsy patient cohort.

Main Methods:

  • Systematic review of patients at a dedicated Epilepsy Office.
  • Analysis of demographic data, epilepsy type, psychiatric comorbidity, and treatment.

Main Results:

  • A case series of 10 patients (6 women, 4 men; average age 51.5 years) was analyzed.
  • Psychiatric comorbidity and developmental delay appeared associated with forced normalization.
  • Pharmacoresistance and polytherapy were noted in the patient group.

Conclusions:

  • This hospital-based study presents one of the largest series on forced normalization in 30 years.
  • Findings suggest associations between psychiatric comorbidity, developmental delay, and forced normalization, potentially influenced by epilepsy severity.
  • The prognosis for forced normalization is favorable, warranting further prospective studies.