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Related Concept Videos

Thermoregulation01:26

Thermoregulation

2.4K
The human body has a sophisticated thermoregulation system that employs negative feedback mechanisms to maintain an optimal core temperature. When the core temperature drops, peripheral and central thermoreceptors send signals to the hypothalamus, activating the heat-promoting center. This center triggers several responses aimed at increasing the core temperature. First, vasoconstriction reduces the flow of warm blood from internal organs to the skin so that the heat is not lost from the skin,...
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Epilepsy and Seizures: Overview01:24

Epilepsy and Seizures: Overview

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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.
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
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Robotic-Guided Stereoelectroencephalography for Invasive Epilepsy Monitoring
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Thermoregulation in epilepsy.

Sebastian Pollandt1, Thomas P Bleck2

  • 1Department of Neurological Sciences, Rush University Medical Center, Chicago, IL, United States.

Handbook of Clinical Neurology
|November 22, 2018
PubMed
Summary
This summary is machine-generated.

Thermoregulation significantly impacts epilepsy. Elevated body temperature (hyperthermia) can trigger seizures and lead to epilepsy, while lower temperatures (hypothermia) may offer protection. Understanding this link is key to epilepsy prevention.

Keywords:
autonomic seizuresepilepsyepileptogenesisfebrile seizuresfeverneurotransmissionstatus epilepticus

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Area of Science:

  • Neuroscience
  • Epileptology
  • Thermoregulation research

Background:

  • Thermoregulation is intricately linked to epilepsy, with affected circuitries and autonomic disturbances common in seizure disorders.
  • Hyperthermia can precipitate seizures and contribute to epilepsy development, particularly in cases of febrile seizures in childhood.
  • Hypothermia demonstrates potential in preventing or terminating seizures, highlighting temperature's modulatory role.

Purpose of the Study:

  • To explore the multifaceted role of thermoregulation in epilepsy.
  • To investigate the mechanisms by which hyperthermia influences epileptogenesis, especially concerning febrile seizures.
  • To understand the implications of thermoregulatory disturbances in various epilepsy syndromes.

Main Methods:

  • Review of experimental and clinical studies on thermoregulation and epilepsy.
  • Analysis of the pathophysiology linking hyperthermia to seizure induction and epilepsy.
  • Examination of the role of neurotransmission (glutamatergic, GABAergic) and genetic factors (ion channels, cytokines) in temperature-related seizures.

Main Results:

  • Hyperthermia is a common feature in status epilepticus and can be both a cause and consequence of seizures.
  • Prolonged or complex febrile seizures are associated with an increased risk of developing epilepsy later in life.
  • Interleukin-1β and ion channel mutations are implicated in febrile seizures and epilepsy susceptibility.

Conclusions:

  • Thermoregulatory dysfunction is a significant factor in epilepsy, affecting seizure susceptibility and potentially epileptogenesis.
  • Understanding the impact of hyperthermia and hypothermia on brain function offers potential avenues for early intervention in epilepsy.
  • Further research into the complex interplay between temperature, neurotransmission, and genetics is crucial for developing novel epilepsy therapies.