Understanding Leber Hereditary Optic Neuropathy and Its Effects
Researchers examined Leber hereditary optic neuropathy (LHON), a rare genetic condition that primarily affects vision but can also impact other body systems.
Genetics
This hub covers epilepsy genetics: how gene changes can contribute to seizures (often in children). We translate studies on testing, results like VUS, and what findings may change for care.
What you’ll find in this topic:
- Plain-language summaries of new epilepsy studies
- What the research means for real life
- Practical questions to ask your neurologist
- Related topics you can explore next
Genetics: What Families Usually Want to Know
- What “genetic epilepsy” means (and what it doesn’t)
- When genetic testing is worth asking about
- What test results can change (treatment, prognosis, family planning)
- How to interpret “variant of uncertain significance” (VUS)
Common Genetics Terms in Plain English
- Gene variant: A change in DNA (sometimes important, often harmless)
- Pathogenic / likely pathogenic: Strong evidence it can cause disease
- VUS: Not enough evidence yet (common, may be reclassified later)
- De novo: Not inherited, happened “new” in the child
- Mosaicism: Variant exists in some cells but not others
Related Topics
Genetics FAQ
Is genetic testing only for kids?
No. It’s common in pediatrics, but adults can benefit from genetic testing, too, especially with unclear diagnosis or family history.
If we find a gene, does it change treatment?
Sometimes. For certain conditions, results can guide medication choice, diet therapies, or referral decisions.
What if the result is VUS?
It usually means “not enough evidence yet.” It shouldn’t be treated as a definite cause, but it can be reclassified over time.
Do negative results mean it’s not genetic?
Not necessarily. Testing can miss some variants, and new gene links are still being discovered.
-
-
First Diagnosis of FAME3 Using Advanced Genetic Sequencing
Researchers studied a rare genetic condition called Familial Adult Myoclonic Epilepsy type 3 (FAME3), which causes seizures and tremors.
-
Neurologists Generate More Revenue Than Nonneurologists After Patient Visits
Researchers examined how much revenue neurologists generate after patients visit them for specific neurological conditions, such as epilepsy and multiple sclerosis.
-
Devices & Neuromodulation | Epilepsy Research Summaries | Genetics | Imaging & EEG | Lifestyle & Sleep | New Studies
Early EEG Findings May Predict Post-Traumatic Epilepsy Risk
Researchers studied how early brain activity patterns, measured by electroencephalography (EEG), can help predict the development of post-traumatic epilepsy (PTE) in adults who have suffered a traumatic brain injury (TBI).
-
Levetiracetam Outperforms Sodium Valproate in Treating Childhood Epilepsy
Researchers conducted a study to compare two common medications used to treat epilepsy in children: levetiracetam and sodium valproate.
-
Ganaxolone May Help Reduce Seizures in Epilepsy Patients
Researchers conducted a systematic review to evaluate the effectiveness of a new medication called ganaxolone for treating seizures in people with epilepsy.
-
New Genetic Mutations Found in Sisters with Growth Issues
Researchers studied two sisters who showed signs of growth issues and various physical and neurological features.
-
PV and SOM Cells Shape Brain Waves and Stability
Researchers studied the roles of two types of brain cells, called parvalbumin (PV) and somatostatin (SOM) interneurons, in controlling brain activity patterns known as oscillations.
-
Carbapenem Antibiotics Linked to Seizures and Brain Stress
Researchers studied the effects of three types of carbapenem antibiotics—imipenem, meropenem, and ertapenem—on mice to understand their potential to cause seizures.
