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Related Concept Videos

Bipolar Disorder01:30

Bipolar Disorder

Bipolar disorder is a chronic mental health condition marked by significant mood fluctuations, including episodes of mania and depression. Elevated energy levels, heightened mood or irritability, impulsive behavior, reduced sleep needs, rapid speech, racing thoughts, inflated self-esteem, and distractibility characterize mania. Individuals with bipolar disorder often alternate between depressive and manic states, with periods of emotional stability lasting an average of six months to a year.
Mania and Antimanic Drugs: Overview01:24

Mania and Antimanic Drugs: Overview

Mania, a psychological condition characterized by elevated mood, increased energy, and reduced sleep need, is part of the bipolar disorder cycle. The exact cause of mania isn't entirely known, but it is thought to be a combination of genetic, environmental, and neurological factors. Bipolar disorder involves alternating manic and depressive episodes. Mood stabilizers like lithium, antipsychotics, and anticonvulsants help manage these episodes. Lithium carbonate is particularly effective as a...
Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

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.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
Epilepsy ll: Types01:22

Epilepsy ll: Types

Recurrent seizures, stemming from abnormal electrical activity in the brain, are the defining characteristic of epilepsy, a chronic neurological condition. Because seizure features vary greatly, epilepsy is classified using two systems: by seizure type and by epilepsy syndromes. These classifications enable clinicians to describe seizure patterns and select suitable treatment strategies.I. Classification by Seizure Type1. Focal EpilepsyFocal epilepsy begins in one hemisphere of the brain.
Seizures: Classification01:13

Seizures: Classification

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.
Seizures are typically classified into two main categories: focal and generalized seizures.
Focal Seizures
Focal seizures originate from specific regions of the brain. These seizures are further sub-classified into two types:
Seizures l: Introduction01:20

Seizures l: Introduction

Understanding seizures and epilepsy relies on key definitions that help in recognizing, classifying, and managing these disorders. These definitions provide a framework for recognizing, classifying, and managing seizure disorders.DefinitionsA seizure is a sudden, abnormal burst of electrical activity in the brain that can cause changes in awareness, movement, sensation, or behavior, depending on the area involved. Epilepsy is a chronic condition characterized by recurrent, unprovoked seizures,...

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Related Experiment Video

Updated: Jun 17, 2026

Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy
10:22

Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy

Published on: December 6, 2016

Epilepsy and bipolar disorders.

Marco Mula1, Antonella Ester Marotta, Francesco Monaco

  • 1Department of Clinical and Experimental Medicine, Amedeo Avogadro University, Division of Neurology, University Hospital Maggiore della Carità, Corso Mazzini 18, 28100 Novara, Italy. marco.mula@med.unipmn.it

Expert Review of Neurotherapeutics
|December 22, 2009
PubMed
Summary
This summary is machine-generated.

Epilepsy and bipolar disorder share underlying mechanisms, but mood instability in epilepsy differs from bipolar disorder. This review explores their complex relationship to inform clinical practice and treatment.

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Published on: December 22, 2016

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Last Updated: Jun 17, 2026

Interictal High Frequency Oscillations Detected with Simultaneous Magnetoencephalography and Electroencephalography as Biomarker of Pediatric Epilepsy
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09:06

Manipulation of Epileptiform Electrocorticograms (ECoGs) and Sleep in Rats and Mice by Acupuncture

Published on: December 22, 2016

Area of Science:

  • Neuroscience
  • Psychiatry
  • Clinical Medicine

Background:

  • Mood disorders are common in epilepsy, yet bipolar disorder specifics remain understudied.
  • Epilepsy and bipolar disorder share potential pathophysiological links like kindling and neurotransmitter alterations.
  • Both conditions are episodic and can become chronic, suggesting shared disease progression.

Purpose of the Study:

  • To review current evidence on the comorbidity of epilepsy and bipolar disorder.
  • To discuss clinical implications arising from this association.
  • To propose new therapeutic strategies for managing co-occurring epilepsy and mood disorders.

Main Methods:

  • Literature review of existing studies on epilepsy and bipolar disorder comorbidity.
  • Analysis of shared biochemical and pathophysiological pathways.
  • Phenomenological comparison of mood instability in epilepsy versus bipolar disorder.

Main Results:

  • Limited data exist specifically on bipolar disorder in epilepsy patients.
  • Shared underlying mechanisms (kindling, neurotransmitters, ion channels) are identified.
  • Mood instability in epilepsy is frequent but distinct from bipolar disorder phenomenology.

Conclusions:

  • The epilepsy-bipolar disorder comorbidity warrants further investigation due to shared pathophysiology.
  • Understanding phenomenological differences is crucial for accurate diagnosis and treatment.
  • Novel therapeutic approaches may benefit from targeting shared underlying mechanisms.