Febrile Seizures: Causes & Reasons

Possible Causes for Febrile Seizures

1 dose vaccine greater than 50 yo HHV-6 Acute febrile illness w/ or w/o rash high fever --> rash --> fever resolves rash: neck/trunk --> extremities less than 3 yo: febrile [brainscape.com]

The rash spontaneously resolves, but febrile seizures may be seen in long-term follow-up, which is hypothesized to be caused by HHV-6. [symptoma.com]

Eyelid swelling Irritability Fever (can last three or four days) Abrupt high fever Febrile seizures (this is the most serious risk, particularly if the fever is very high. [healthcare-online.org]

Epilepsy

CONCLUSIONS: Our study showed that being female, comorbid autism with febrile seizure and recurrent febrile seizure had an increased association with development of epilepsy [ncbi.nlm.nih.gov]

From the 23 patients in total, 19 (82%) had seizures. Febrile seizures were most common, but myoclonic, focal-onset and generalized seizures were also reported. [ncbi.nlm.nih.gov]

KEYWORDS: Epilepsy; Febrile seizures; Heterozygous mutation; SCN9A [ncbi.nlm.nih.gov]

Idiopathic Generalized Epilepsy

Mutations in the SCN1A gene causing either loss or gain of function have been frequently found in patients affected by genetic epilepsy with febrile seizures plus (GEFS+) [ncbi.nlm.nih.gov]

Febrile seizures and a positive family history were common. [ncbi.nlm.nih.gov]

febrile seizures. [symptoma.com]

Developmental and Epileptic Encephalopathy Type 6

KEYWORDS: Dravet syndrome; Febrile seizures; GEFS+; SCN1A; Severe myoclonic epilepsy of infancy [ncbi.nlm.nih.gov]

Probands from those families even clinically diagnosed with atypical Dravet syndrome (DS), generalized epilepsy with febrile seizures plus (GEFS+), and focal epilepsy, had [ncbi.nlm.nih.gov]

Some seizures may present as febrile status epilepticus (SE), lasting for more than 20 minutes. [orpha.net]

Exanthema Subitum

The most common complication is febrile seizures/convulsions that may occur in 5–15% of children. [dermnetnz.org]

Febrile seizures occur when a child's temperature rises rapidly. While febrile seizures are generally not harmful, they can be very scary. [vidanthealth.com]

In case of febrile seizures, medical advice can be sought for reassurance. [en.wikipedia.org]

Shigella Enteritis

On multivariable analysis, significant independent risk factors for first febrile convulsion were increase in temperature, history of febrile seizures in a first- or in a [pjms.com.pk]

These may include febrile seizures (also called a “fever fit”) when body temperature rises quickly and the child has seizures. [healthing.ca]

Varicella

Febrile seizures occurred after dose 1 of MMR vaccine at a known low increased risk (RI, 2.71; 95% CI, 1.71- 4.29). [ncbi.nlm.nih.gov]

seizure. [ncbi.nlm.nih.gov]

Measles-mumps-rubella-varicella combination vaccine and the risk of febrile seizures. Pediatrics. 2010;126:e1–e8. 51. Schink T, Holstiege J, Kowalzik F, et al. [journals.lww.com]

Hyperpyrexia

[…] within an hour of the event.[1][4] There are two types: simple febrile seizures and complex febrile seizures.[1] Simple febrile seizures involve an otherwise healthy child [en.wikipedia.org]

The incidence and recurrence of febrile seizures (24 cases) was related to the use and compliance with anticonvulsant drugs rather than antipyretic measures. [ncbi.nlm.nih.gov]

Febrile seizures and purulent meningitis. JAMA. 1969;210:1918-1919. Google Scholar | Crossref | Medline | ISI Caspe WB, Nucci AT, Cho S. [journals.sagepub.com]

Viral Gastroenteritis

[…] those of febrile seizures due to other causes. [ncbi.nlm.nih.gov]

Thirteen (7.2%) of 181 children presented with encephalopathy (typical febrile seizures, 4; atypical febrile seizures, 4; afebrile seizures, 3; with alteration in level of [ncbi.nlm.nih.gov]

All seizure patients, whether febrile or afebrile, presented with generalized tonic clonic seizures (GTCS), complex partial seizures (CPS), or both. [ncbi.nlm.nih.gov]

Bacterial Meningitis

seizure. [ncbi.nlm.nih.gov]

Infants who are alert and appear normal after a brief, non-focal seizure with fever are unlikely to have bacterial meningitis (see also Febrile Seizures). [merckmanuals.com]

However, their findings suggest that that the risk of bacterial meningitis in children presenting with simple febrile seizure is very low. [ncbi.nlm.nih.gov]

Measles Pneumonia

seizures) Uncommon complications Less common complications of measles include: liver infection (hepatitis) misalignment of the eyes (squint) if the virus affects the nerves [nhs.uk]

seizures and encephalitis Malnutrition (especially if from poor community) Measles infection during pregnancy increases the risk of premature labour and delivery, fetal loss [dermnetnz.org]

[…] infection (conjunctivitis) inflammation of the voice box (laryngitis) infections of the airways and lungs (such as pneumonia, bronchitis and croup ) fits caused by a fever (febrile [nhs.uk]

Measles

Febrile seizures. MMR vaccination might cause febrile seizures. [cdc.gov]

MMRV and Febrile Seizure Among children 12-23 months of age one additional febrile seizure occurred 5-12 days after vaccination per 2,300–2,600 children compared to children [cdc.gov]

[…] of febrile seizures ( 278 ). [cdc.gov]

Shigella Dysenteriae

seizures Please rate topic. [step1.medbullets.com]

[…] shortens duration of disease in children also improves weight gain Complications Reactive arthritis (Reiter syndrome) classic triad of conjunctivitis, urethritis, and arthritis Febrile [step1.medbullets.com]

Human Herpesvirus 6

[…] with simple febrile seizures. [pediatrics.aappublications.org]

In six patients with HHV-6 infection (5 encephalopathy and 1 febrile seizure), the CSF-8-OHdG levels of five patients decreased after edaravone treatment. [ncbi.nlm.nih.gov]

Serum TIMP-1 levels were significantly higher in infants with febrile seizures than in infants without febrile seizures. [ncbi.nlm.nih.gov]

Pneumococcal Meningitis

Abstract A 12-month-old girl with occult bacterial meningitis presented with a simple febrile seizure. [ncbi.nlm.nih.gov]

Within 24 hours of discharge, the patient had a focal febrile seizure, came back to the hospital, and was found to have meningitis with a penicillin-susceptible, nonvaccine [ncbi.nlm.nih.gov]

Upper Respiratory Infection

In children with a history of febrile seizures, avoiding high fevers may reduce the risk of seizure. [emedicine.medscape.com]

Neonatal Sepsis

Problems 682 OsgoodSchlatter Disease 683 Blounts Disease 684 Genu Valgum 685 Metatarsus Adductus 686 Clubfoot 687 Scoliosis 689 Kyphosis 692 Cervical Spine Problems 693 Febrile [books.google.de]

Seizures 614 694 Benign Bone Tumors 695 Osteomyelitis and Septic Arthritis 696 Puncture Wounds 698 Rheumatologic Disorders 701 Systemic Lupus Erythematosus 705 Sjögren Syndrome [books.google.de]

Lead Encephalopathy

"In the book, he described the causes of febrile seizures," but "nowhere in the book did he mention lead." [bartlit-beck.com]

The plaintiff contended that the lead had set off a febrile, or fever-related, seizure. The plaintiff's lawyers used Dr. [bartlit-beck.com]

Although the 52-microgram reading was high, he said, "it was below the threshold of the level for causing seizures." [bartlit-beck.com]

Acute Otitis Media

[…] to developing AOM References:[1][2] Clinical features In infants Irritability Incessant crying Refusal to feed (anorexia) Repeatedly touching the affected ear Fever and febrile [amboss.com]

seizures Tender mastoid in late stages In older children Otalgia/earache, commonly with throbbing Hearing loss in the affected ear Fever Tender mastoid in late stages References [amboss.com]

Influenza

The risk of febrile seizures when IIV is administered with other vaccines to children 6 through 23 months of age needs further investigation. [pediatrics.aappublications.org]

Causality could not be proved, and in some studies the seizures were thought to be febrile seizures. [web.archive.org]

The majority of the small total number of reported seizures appeared to be febrile ( 220 ). [cdc.gov]

Vaccine Administration

When administered by itself, IIV3 had no independent risk for febrile seizure (IRR 0.46). [clinicaladvisor.com]

Studies of children with previous febrile seizures have not demonstrated antipyretics to be effective in the prevention of febrile seizures ( 43 ). [cdc.gov]

There is no evidence that antipyretics prevent febrile seizures. [canada.ca]

Acute Catarrhal Tonsillitis

seizures Any suspicion of cancer (very rare) in the area or another need for a biopsy to establish a diagnosis Reviewed on 10/9/2019 References REFERENCES: American Academy [emedicinehealth.com]

[…] circumstances for which the tonsillectomy is definitely recommended, including: Sleep apnea An abscess around the tonsils (peritonsillar abscess) Tonsil infection that results in febrile [emedicinehealth.com]

Pneumococcal Pneumonia

[…] that result from a fever (febrile seizures) itchiness from a rash or redness Side effects more common in adults include: feeling sore where you were injected hardness or [healthline.com]

[…] to fall asleep drowsiness irritable behavior not taking food or a lack of appetite Rare but severe symptoms in babies can include: high fever of 101°F (38.3°C) or higher seizures [healthline.com]

Japanese Encephalitis

(excluding simple febrile seizures*). [journals.plos.org]

†† A clinical case was defined as a person of any age with an acute onset of fever and a change in mental status and/or a new onset of seizures (excluding simple febrile [cdc.gov]

(excluding simple febrile seizures). – A case with any of the above symptoms followed by an increase in irritability, somnolence or abnormal behaviour greater than that seen [futuremedicine.com]

California Encephalitis

Despite the fact that pediatric infection can be life threatening and typically presents as a febrile meningoencephalitis often complicated by seizures and mental status changes [amjmed.com]

These have occurred spontaneously in a febrile child riding in a car, and have been so violent as to dislodge a reclining child from bed. [notesread.com]

Convulsive seizures may be the only overt sign of CNS involvement, but are often only a prelude to coma. Either may be the presenting condition for hospital admission. [notesread.com]

West Nile Encephalitis

Thus when seizures especially with atypical EEG patterns present during an acute febrile illness in the warmer months, WN encephalitis should be considered. [ncbi.nlm.nih.gov]

He also had a history of “visual seizures” for which he was taking daily antiepileptic medication. On presentation, the patient was somnolent but arousable. [hindawi.com]

The atypical epileptogenic location of the case and the observed frequency of seizures in WN encephalitis suggest that this virus is particularly irritative to cortical neuronal [ncbi.nlm.nih.gov]

Murray Valley Encephalitis Virus

MVE generally presents after a brief, nonspecific prodromal febrile illness. [ajnr.org]

Seizures are a prominent manifestation in children; however, adults usually present with more obviously encephalitic symptoms ( 5 ). [ajnr.org]

Leptospiral Meningitis

They had not received any vaccinations or come in close contact with individuals presenting symptoms of meningitis or other febrile illness. [dovepress.com]

All patients (9/9, 100%) presented with fever and seizures, most (six of nine, 66.7%) with vomiting, while stiff neck and chills were less frequently observed (Table 2). [dovepress.com]

Limbic Encephalitis

[…] in 13 patients: Altered level of consciousness in 10 cases; Movement disorders in 7 cases and 9 cases with febrile.14 cases have relieved after treating with antiviral and [ncbi.nlm.nih.gov]

[…] immunosuppressive therapy, 5 cases left memory decline, 2 patients left overwhelmingly excited, 1 cases of seizures. [ncbi.nlm.nih.gov]

[…] from March 2013 to May 2014. 22 cases of patients with psychiatric disturbance, such as hallucinations being typical clinical manifestations: Memory decline in 18 cases: Seizures [ncbi.nlm.nih.gov]

Staphylococcus Aureus Meningitis

On examination, he was febrile (103΀F) with pulse rate of 140 /minute, blood pressure of 110/70 mmHg, and respiratory rate of 28/minute. [ijmm.org]

There was no history of seizures, head injury, skin or soft-tissue infections, diabetes mellitus, or any immunodeficient state, but he had history of recurrent upper respiratory [ijmm.org]