Related Concept Videos
01:20Seizures 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,...
01:13Seizures: 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 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:
01:24Epilepsy 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...
Various factors can trigger epilepsy, including genetic factors, brain damage, metabolic causes, and unknown etiology. Diagnosis of epilepsy involves electroencephalography (EEG), which...
01:19Seizures ll: Types
Seizures are sudden bursts of abnormal electrical discharge in the brain that interfere with normal function. They are commonly divided into three groups: focal seizures, generalized seizures, and other types that do not fit neatly into either category.Focal SeizuresFocal seizures begin in a single brain region. When awareness is preserved, they are called focal aware seizures and may cause sensations such as tingling, unusual smells, or flashing lights. When awareness is impaired, they are...
01:25Increased Body Temperature
A body temperature above 38°C (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in response to an infection or illness.
01:22Epilepsy 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.
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Related Experiment Video
Updated: May 24, 2026
06:58
A Behavioral Screen for Heat-Induced Seizures in Mouse Models of Epilepsy
Published on: July 12, 2021
Febrile seizures: risks, evaluation, and prognosis.
Reese C Graves1, Karen Oehler, Leslie E Tingle
1Baylor Family Medicine Residency Program, Garland, TX 75042, USA. reese.graves@baylorhealth.edu
American Family Physician
|February 17, 2012
Summary
Febrile seizures are common in young children. Evaluation focuses on seizure complexity and fever source, with routine tests generally not recommended for uncomplicated cases.
Area of Science:
- Pediatrics
- Neurology
Background:
- Febrile seizures are common in children under five.
- Risk factors for febrile seizures have been identified.
Purpose of the Study:
- To outline current recommendations for evaluating and managing febrile seizures.
- To inform about the risk of recurrence and long-term effects.
Main Methods:
- Clinical evaluation to identify complex seizure features and fever source.
- Guidelines on the judicious use of diagnostic tests like blood work, neuroimaging, and EEG.
- Management strategies for febrile status epilepticus.
Main Results:
- Routine blood tests, neuroimaging, and EEG are not recommended for uncomplicated febrile seizures.
Conclusions:
- Physicians should reassure parents about the low risk of long-term adverse effects.
- Recurrence risk is higher in infants and those with specific clinical features.
- Preventive medication is not recommended for recurrent febrile seizures.