Electroencephalogram Abnormal: Causes & Reasons

Possible Causes for Electroencephalogram Abnormal

CONCLUSIONS: Resective epilepsy surgery should be considered for children with LGS, despite abundant generalized and multiregional electroencephalogram abnormalities. [doi.org]

Resective epilepsy surgery should be considered for children with LGS, despite abundant generalized and multiregional electroencephalogram abnormalities. [ncbi.nlm.nih.gov]

Epilepsia Partialis Continua

abnormal partial response [academic.oup.com]

The data collected included etiology, radiological findings, electroencephalogram (EEG) abnormalities, associated comorbid conditions, and outcome. [ncbi.nlm.nih.gov]

He has a normal scalp electroencephalogram (EEG) but abnormal intracranial EEG, with synchronized periodic lateralized epileptiform discharges. [ncbi.nlm.nih.gov]

Epilepsy

Electroencephalogram findings were described in eleven, and nine (82%) showed epileptiform abnormalities. [ncbi.nlm.nih.gov]

Large stature, delayed bone development and abnormal electroencephalogram have also been associated. [orpha.net]

Electroencephalograms (EEGs) measure electrical activity in the brain, helping to pinpoint which part of the brain is affected. [aurorahealthcare.org]

Encephalopathy

DIAGNOSES: After suffering for almost 8 years, the patient was diagnosed with HE based on clinical manifestation, abnormal electroencephalogram, unusual MRI findings, sensitivity [ncbi.nlm.nih.gov]

electroencephalogram (EEG), which records the electrical signals in the brain, to check for abnormal brain waves blood tests to confirm the presence of bacteria or viruses [rchsd.org]

A small amount is drawn off in a syringe and sent to a laboratory where it will be checked for any abnormalities. [brainandspine.org.uk]

Epilepsy with Generalized Tonic-Clonic Seizures

Pre-operative electrical stimulation of the acoustic nerve, however, exhibited a good nerve function with no evidence of abnormal waveforms in the electroencephalogram (EEG [ncbi.nlm.nih.gov]

Abnormal brain wave patterns are seen in epileptic patients even in the absence of seizures. [startstemcells.com]

An EEG (electroencephalogram) will be done to check the electrical activity in the brain. People with seizures often have abnormal electrical activity seen on this test. [medlineplus.gov]

Idiopathic Generalized Epilepsy

We report a child with idiopathic generalized epilepsy who developed myoclonic seizures and had an abnormal electroencephalogram (EEG) when oral suspension of OXC was introduced [ncbi.nlm.nih.gov]

Lesson Summary Epileptic seizures occur due to abnormal electrical activity within the brain. [study.com]

First, simultaneous electroencephalograms were not acquired to exclude fMRI data with GSWDs; thus, we did not know whether the abnormalities in corticothalamic networks were [ajnr.org]

Developmental and Epileptic Encephalopathy Type 2

An electroencephalogram (EEG) is very abnormal in these cases. [verywell.com]

The disorder is also characterized by a severely abnormal electroencephalogram (EEG) called “burst-suppression” in which short periods of abnormal brain activity are separated [kcnq2cure.org]

The disorder is also characterized by a severely abnormal electroencephalogram (EEG) called "burst suppression" in which short periods of abnormal brain activity are separated [europeankcnq2association.com]

Temporal Lobe Epilepsy

In fact, 90% of patients with temporal interictal epileptiform abnormalities on their electroencephalograms (EEGs) have a history of seizures. [emedicine.medscape.com]

Subacute Sclerosing Panencephalitis

The diagnosis may be confirmed by examination of cerebrospinal fluid, a blood test that reveals high levels of antibody to the measles virus, by an abnormal electroencephalogram [merckmanuals.com]

Diagnosis Blood tests and spinal fluid reveal high levels of antibodies to measles virus, and there is a characteristically abnormal electroencephalogram (EEG), or brain wave [medical-dictionary.thefreedictionary.com]

(EEG), and by magnetic resonance imaging (MRI) or computed tomography (CT) that shows brain abnormalities. [merckmanuals.com]

Juvenile Myoclonic Epilepsy

Partial seizures and asymmetric abnormalities seen on electroencephalogram (EEG) are infrequent in juvenile myoclonic epilepsy, but when present, can lead to a misdiagnosis [ncbi.nlm.nih.gov]

Medical testing, such as an electroencephalogram (EEG), had to show the kind of abnormality that occurs in this kind of epilepsy (called a 3-hertz spike-and-wave pattern). [n.neurology.org]

The EEG (electroencephalogram) is the most important test in making a diagnosis of juvenile myoclonic epilepsy. [epilepsy.com]

Hepatic Encephalopathy

Imaging tests: An MRI or CT scan of the brain can help a doctor identify abnormalities. [medicalnewstoday.com]

Electroencephalogram Electroencephalography shows no clear abnormalities in stage 0, even if minimal HE is present; in stages I, II and III there are triphasic waves over [slideshare.net]

(EEG) abnormalities. 3, 4 The grade for each of the five components is weighted in proportion to importance with mental status given a factor of 3, and the other four variables [doi.org]

Focal-Onset Impaired-Awareness Seizure

Electroencephalogram (EEG) monitoring is performed to detect abnormalities in the electrical activity of the brain. [britannica.com]

An EEG (electroencephalogram) will be done to check the electrical activity in the brain. People with seizures often have abnormal electrical activity seen on this test. [nlm.nih.gov]

Metabolic Encephalopathy

[…] or damage electroencephalogram (EEG) test to measure the electrical activity in your brain The treatment for encephalopathy varies depending on what caused it. [healthline.com]

The following tests may be done: Blood tests—usually show high blood ammonia levels and other abnormalities related to the failing liver Electroencephalogram ]]> (EEG)—may [empowher.com]

[…] prions spinal tap (your doctor will take a sample of your spinal fluid to look for diseases, bacteria, viruses, toxins, or prion) CT or MRI scan of your brain to detect abnormalities [healthline.com]

Delirium

In addition to a history of an underlying physical or brain disease, evidence of cerebral dysfunction (such as an abnormal electroencephalogram (EEG), usually but not invariably [jnnp.bmj.com]

Stroke

[…] in heart function and structure Electroencephalogram (EEG) - measures electrical activity in the brain Cerebral angiogram - provides a detailed view of the arteries in the [southerncross.co.nz]

[…] narrowed Echocardiogram to see if the stroke could have been caused by a blood clot from the heart Magnetic resonance angiography ( MRA ) or CT angiography to check for abnormal [nlm.nih.gov]

Review of personal and family history of heart disease, stroke and TIA Electrocardiogram (ECG) - measures electrical activity in the heart Echocardiogram - to assess for any abnormalities [southerncross.co.nz]

Krabbe Disease

[…] tomography findings; 43% (n = 28) produced abnormal electroencephalogram findings; 100% (n = 5) demonstrated abnormal nerve conduction velocities; 83% (n = 6) produced abnormal [ncbi.nlm.nih.gov]

(EEGs) were considered abnormal if there was focal or generalized slowing or if spikes or sharp waves were present. [content.nejm.org]

Ninety-two percent (n = 25) exhibited elevated cerebrospinal fluid protein; 76% (n = 42) demonstrated abnormal magnetic resonance images; 67% (n = 15) exhibited abnormal computed [ncbi.nlm.nih.gov]

GLUT1 Deficiency Syndrome

Absence seizures appeared at the age of 4 years, and electroencephalogram (EEG) showed irregular discharges of diffuse epileptic abnormalities. [ncbi.nlm.nih.gov]

Su's team to develop this analysis and additional research on individual patient's electroencephalogram or EEG imaging analysis to localize the sources of abnormal brain signals [sciencedaily.com]

Creutzfeldt Jakob Disease

The brainwave pattern observed during an electroencephalogram is abnormal in most vCJD patients. [web.archive.org]

Periodic sharp-wave complexes were not observed on the electroencephalogram. Brain diffusion MRI did not reveal abnormal changes. [ncbi.nlm.nih.gov]

An electroencephalogram (EEG) can reveal abnormal electrical impulses. A CT scan or MRI can rule out stroke as a cause of symptoms. [medicalnewstoday.com]

Severe Neonatal-Onset Encephalopathy with Microcephaly

EEG abnormality MedGen UID: 56235 • Concept ID: C0151611 • Finding Abnormality observed by electroencephalogram (EEG), which is used to record of the brain's spontaneous electrical [ncbi.nlm.nih.gov]

Rolandic Epilepsy

An electroencephalogram (EEG) shows abnormal electrical activity involving the entire brain at once. [verywell.com]

electroencephalogram (EEG). [childneurologyfoundation.org]

An electroencephalogram (EEG) detects abnormalities in the brain waves or electrical activity of the brain. [snowflakesofwinter.wordpress.com]

Herpes Simplex Encephalitis

Electroencephalogram (EEG): Frequently abnormal (diffuse slowing with periodic discharges) in chronic and acute HSE and can sometimes help to determine the localisation in [patient.info]

A small amount is drawn off in a syringe and sent to a laboratory where it will be checked for any abnormalities. [brainandspine.org.uk]

Electroencephalogram (EEG) An electroencephalogram (EEG) involves having wires attached to your head for 20 to 30 minutes during which time a recording of the electrical activity [brainandspine.org.uk]

Developmental and Epileptic Encephalopathy Type 6

[…] on the EEG [electroencephalogram] with a slow spike and slow wave pattern of 1.5 to 2 Hz, [and it has] different seizure types. [neurologylive.com]

MRI showed abnormalities in the bilateral thalami, cerebellum and brainstem. These abnormalities were protracted over a month. [ncbi.nlm.nih.gov]

Diagnosing a baby with Ohtahara syndrome is based on clinical features (what signs or symptoms the baby has) and EEG (electroencephalogram) findings. [epilepsy.com]

Myoclonic-Astatic Epilepsy

Diagnosis The EEG (electroencephalogram), which records the electrical activity in the brain, is usually abnormal. [epilepsy.org.uk]

Information also comes from tests such as: EEG (electroencephalogram): children with EMAS may have normal EEGs at first, but most have abnormal EEGs that show frequent synchronous [epilepsy.com]

MERRF Syndrome

The electrocardiogram highlights rhythm and conduction abnormalities, if present. [symptoma.com]

In the electroencephalogram photo-paroxysmal response was registered. Electroneurography showed axonal sensory polyneuropathy. [ejpn-journal.com]

Patients with MERRF may have myoclonus, generalized convulsion, cerebellar ataxia, muscular atrophy, abnormal electroencephalogram, elevated blood lactate and pyruvate, and [ahajournals.org]

Paroxysmal Exertion-Induced Dyskinesia

CT scan of the brain and electroencephalogram did not show any abnormality. Carbamazepine even upto 800 mg daily, did not produce any benefit. [neurologyindia.com]

Wernicke Encephalopathy

There are no characteristic abnormalities in cerebrospinal fluid, evoked potentials, brain imaging, or electroencephalogram. [msdmanuals.com]

electroencephalogram: A retrospective cohort study, PLOS ONE, 12, 9, (e0184050), (2017). [doi.org]

Ferrari-Marinho, Pedro Vicente Ferreira Naves, Carol Ladeia-Frota, Luís Otávio Caboclo and Giuseppe Biagini, Outcomes of patients with altered level of consciousness and abnormal [doi.org]

Cerebral Palsy

If cerebral palsy is suspected, a doctor will take a comprehensive history and perform a physical examination to check for stiff muscles and abnormal reflexes. [columbiadoctors.org]

Measuring them can help to detect abnormalities of hearing and vision. Electroencephalogram (EEG) - this can help to detect damage from hypoxia and vascular insult. [patient.info]

Laboratory and neuroimaging studies may also be ordered, such as brain magnetic resonance imaging (MRI), computerized tomography (CT) scan, or electroencephalogram (EEG). [columbiadoctors.org]

Aromatic L-Amino Acid Decarboxylase Deficiency

Seizure disorders were considered due to abnormal eye movements, but multiple electroencephalograms (EEGs) showed no seizure activity. [bmcneurol.biomedcentral.com]

Electroencephalogram (EEG) was performed on 18 patients, which was abnormal in 5 patients (27.8%, 5/18), mainly showed slow background. [nature.com]

The patient was treated with carbamazepine, but there was minimal improvement of his abnormal eye movements. [hkmj.org]

Hypoparathyroidism

The electroencephalogram showed bursts of high-voltage paroxysmal slow waves. [jmedicalcasereports.biomedcentral.com]

The typical electroencephalogram pattern includes bursts of high-voltage paroxysmal slow waves. [jmedicalcasereports.biomedcentral.com]

The electrocardiography demonstrated a prolonged QTc interval without other abnormalities (Figure 2). [jmedicalcasereports.biomedcentral.com]

Urea Cycle Disorder

[…] brain magnetic resonance imaging and/or computed tomography; 18, abnormal electroencephalogram; 19, hemodialysis; 20, peritoneal dialysis; 21, other., ornithine transcarbamylase [onlinelibrary.wiley.com]

[…] retardation; 10, visual disturbance; 11, hepatomegaly; 12, fatty liver; 13, liver failure; 14, renal failure; 15, heart disorder; 16, increased susceptibility to infection; 17, abnormal [onlinelibrary.wiley.com]