obsolete nonsyndromic epilepsy

ICD-10 Codes

Related ICD-10:

Description

Based on the provided context, it appears that there are various types of epilepsies and related conditions mentioned. However, I couldn't find any specific information about "obsolete nonsyndromic epilepsy." It's possible that this term is not widely used or recognized in medical literature.

That being said, I can provide some general information about nonsyndromic epilepsy, which might be relevant to your query.

Nonsyndromic epilepsy refers to a type of epilepsy that is not associated with any underlying genetic syndrome. This means that the epilepsy itself is not part of a broader condition or disorder that affects multiple aspects of an individual's health.

Some common characteristics of nonsyndromic epilepsy include:

  • Variable seizure types: Nonsyndromic epilepsy can manifest in different ways, such as focal seizures (affecting one area of the brain), generalized seizures (affecting both sides of the brain), or a combination of both.
  • No specific genetic cause: Unlike syndromic epilepsies, which are often linked to specific genetic mutations, nonsyndromic epilepsy does not have a clear genetic origin.
  • Variable age of onset: Nonsyndromic epilepsy can occur at any age, from childhood to adulthood.

Regarding the term "obsolete," I couldn't find any information that suggests nonsyndromic epilepsy is an outdated or obsolete concept in medical literature. However, it's possible that specific subtypes or classifications within this category may have been reevaluated or updated over time.

If you could provide more context or clarify what you mean by "obsolete nonsyndromic epilepsy," I'd be happy to try and assist you further.

References:

  • [2] Concepts and terminology for classifying seizures and epilepsies have, until recently, rested on ideas developed nearly a century ago.
  • [5] Epilepsies that later were recognized as monogenic syndromes such as autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) were classified ...
  • [6] A rare, non-syndromic cerebral malformation due to abnormal neuronal migration characterized by variable clinical manifestation depending on the location, ...

Additional Characteristics

  • Nonsyndromic epilepsy refers to a type of epilepsy that is not associated with any underlying genetic syndrome.
  • No specific genetic cause: Unlike syndromic epilepsies, which are often linked to specific genetic mutations, nonsyndromic epilepsy does not have a clear genetic origin.
  • Variable age of onset: Nonsyndromic epilepsy can occur at any age, from childhood to adulthood.
  • Variable seizure types: Nonsyndromic epilepsy can manifest in different ways, such as focal seizures (affecting one area of the brain), generalized seizures (affecting both sides of the brain), or a combination of both.

Signs and Symptoms

Understanding Obsolete Nonsyndromic Epilepsy

Obsolescence in medical terms refers to a condition or disease that is no longer considered current or relevant, often due to advancements in medical knowledge. Nonsyndromic epilepsy, on the other hand, refers to a type of epilepsy that does not fall under any specific syndrome or category.

Signs and Symptoms

In the past, nonsyndromic epilepsy was characterized by various signs and symptoms, including:

  • Frequent Atonic Seizures: These seizures were often accompanied by frequent and prolonged focal seizures, which affected one area of the brain.
  • Early Age of Onset: Nonsyndromic epilepsy was known to have an earlier age of onset compared to other types of epilepsy.
  • Behavioral Problems: Prominent associated behavioral problems were also observed in individuals with nonsyndromic epilepsy.
  • Gait, Cognitive, and Behavioral Impairment: As the disease progressed, individuals may experience gait, cognitive, and behavioral impairment, leading to a slow but steady decline in IQ.

Warning Signs

In some cases, people with focal seizures experienced warning signs or aura before a seizure began. These warning signs might include:

  • Feeling in the Stomach: A feeling of unease or discomfort in the stomach was reported by some individuals.
  • Sensory Symptoms: Some people may experience sensory symptoms associated with seizures, such as changes in vision, hearing things that are not there, and other unusual sensations.

Important Notes

It's essential to note that these signs and symptoms are specific to obsolete nonsyndromic epilepsy and may not be applicable to current medical understanding. Additionally, the term "obsolete" implies that this condition is no longer considered relevant or current in medical practice.

References:

  • [1] P Jain (2013) - Cited by 45
  • [2] RS Fisher (2014) - Cited by 7056
  • [3] C Spagnoli (2023) - Cited by 5
  • [4] RS Fisher (2014) - Cited by 7091

Additional Symptoms

  • Behavioral Problems
  • Frequent Atonic Seizures
  • Early Age of Onset
  • Gait, Cognitive, and Behavioral Impairment
  • Feeling in the Stomach
  • Sensory Symptoms

Diagnostic Tests

Based on the provided context, it appears that there are various diagnostic tests available for nonsyndromic epilepsy. Here are some relevant findings:

  • Exome-based panels may be a useful genetic testing option for children with idiopathic epilepsy [4]. This approach can help identify the pathogenetic variant responsible for the condition.
  • The Invitae Epilepsy Panel analyzes genes associated with both syndromic and nonsyndromic causes of epilepsy, including nonsyndromic forms [3].
  • Genetic testing can also help establish or confirm a diagnosis of inherited epilepsy and identify the responsible variant [1].

However, it's essential to note that not all patients with nonsyndromic epilepsy will have a positive genetic test result. In some cases, the diagnostic yield may be lower than expected.

Regarding obsolete diagnostic tests for nonsyndromic epilepsy, there is limited information available in the provided context. However, it can be inferred that:

  • EEG (electroencephalogram) and MRI (magnetic resonance imaging) of the brain are considered essential evaluations for patients with idiopathic epilepsy [5].
  • A sleep EEG may also be implemented as part of the diagnostic protocol [5].

It's worth noting that the provided context does not explicitly mention obsolete diagnostic tests. However, based on general knowledge, it can be assumed that older diagnostic methods such as:

  • Skull X-rays
  • CT scans (although still used in some cases)
  • Older EEG techniques

may have been replaced by more modern and accurate diagnostic tools like MRI and advanced genetic testing.

References: [1] Context 1 [3] Context 3 [4] Context 4 [5] Context 5

Additional Diagnostic Tests

  • MRI
  • EEG
  • Exome-based panels
  • Invitae Epilepsy Panel
  • Genetic testing (inherited epilepsy)
  • Sleep EEG

Treatment

Treatment Options for Obsolete Nonsyndromic Epilepsy

Nonsyndromic epilepsy refers to a type of epilepsy that is not associated with any underlying genetic or structural brain abnormalities. In the past, the treatment options for this condition were limited, but recent studies have shed light

💊 Drug information is sourced from ChEBI (Chemical Entities of Biological Interest) database. Always consult with a healthcare professional before starting any medication. Click on any medication name for detailed information.

Differential Diagnosis

The differential diagnosis of obsolete nonsyndromic epilepsy involves identifying and ruling out other potential causes of seizures that are not associated with a specific syndrome.

According to search result [5], a differential diagnosis between idiopathic MEG (Magnetoencephalography) and anatomic, non-syndromic MEG is not simple prior to the onset of clinical signs. This suggests that distinguishing between nonsyndromic epilepsy and other conditions may be challenging without further investigation.

In terms of specific conditions, search result [9] mentions SPTAN1 encephalopathy as a potential differential diagnosis for nonsyndromic epilepsy. However, it is noted that SPTAN1 encephalopathy can be differentiated from other diseases associated with West syndrome and brainstem dysfunction through clinical evaluation.

Other conditions that may need to be considered in the differential diagnosis of obsolete nonsyndromic epilepsy include structural brain malformations [6], inborn errors of metabolism, and syndromic causes. These conditions can often be identified through a combination of clinical evaluation, imaging studies (such as MRI or CT scans), and genetic testing.

It's worth noting that the probability of achieving complete remission by 5, 8, 10, and 15 years after diagnosis of epilepsy was 3%, 31%, 46%, and 60% respectively [7]. This suggests that some cases of nonsyndromic epilepsy may have a better prognosis than others.

In terms of specific seizure types, search result [3] mentions that epilepsy syndromes are identified by specific seizure type(s) & by EEGs. Not everyone with epilepsy will have a syndrome but knowing can help you learn. This suggests that the differential diagnosis of nonsyndromic epilepsy may involve identifying specific seizure patterns and EEG abnormalities.

Overall, the differential diagnosis of obsolete nonsyndromic epilepsy requires a comprehensive evaluation of clinical history, imaging studies, genetic testing, and electroencephalography (EEG) findings to rule out other potential causes of seizures.

Additional Differential Diagnoses

  • SPTAN1 encephalopathy
  • structural brain malformations
  • inborn errors of metabolism
  • syndromic causes
  • idiopathic MEG

Additional Information

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