What causes myoclonic jerks or seizures and what should I do about them?

Symptom Database

Myoclonic jerks or seizures are a type of seizure disorder characterized by involuntary muscle movements or spasms. These jerks can occur in various parts of the body and can range from mild to severe. Understanding the causes of myoclonic jerks and seizures is crucial in determining the appropriate treatment options. In this article, we will explore the different types of seizures, the causes of myoclonic jerks, and the available treatments for this neurological disorder.

Types of Seizures

Seizures can be classified into different types based on their characteristics and the areas of the brain they affect. Some common types of seizures include:

  • Generalized seizures: These seizures involve the entire brain and can cause loss of consciousness. They can be further categorized into tonic-clonic seizures, absence seizures, and atonic seizures.
  • Partial seizures: These seizures occur in specific areas of the brain and can cause localized symptoms such as twitching or jerking in a specific body part.
  • Myoclonic seizures: These seizures are characterized by sudden, brief, and involuntary muscle jerks or spasms. They can affect various muscle groups, including the arms, legs, or face.

Causes of Myoclonic Jerks

Myoclonic jerks can be caused by a variety of factors, including:

  • Epilepsy: Myoclonic jerks are commonly associated with epilepsy, a neurological disorder characterized by recurrent seizures. In some cases, myoclonic jerks may be the only symptom of epilepsy.
  • Genetic factors: Certain genetic mutations or abnormalities can increase the risk of developing myoclonic jerks or seizures.
  • Metabolic disorders: Disorders affecting the body’s metabolism, such as liver or kidney dysfunction, can lead to myoclonic jerks.
  • Medication side effects: Some medications, particularly those used to treat psychiatric conditions, can cause myoclonic jerks as a side effect.
  • Brain injuries or infections: Traumatic brain injuries, infections, or tumors can disrupt the normal functioning of the brain and trigger myoclonic jerks.

Treatment for Myoclonic Jerks

The treatment for myoclonic jerks depends on the underlying cause and the severity of the symptoms. Some common treatment options include:

  • Antiepileptic drugs: Medications such as valproic acid, levetiracetam, or clonazepam are often prescribed to control seizures and reduce the frequency and intensity of myoclonic jerks.
  • Physical therapy: Physical therapy can help improve muscle control and coordination, reducing the severity of myoclonic jerks.
  • Deep brain stimulation: In severe cases, deep brain stimulation may be recommended. This procedure involves implanting electrodes in specific areas of the brain to regulate abnormal electrical activity.
  • Lifestyle modifications: Avoiding triggers such as stress, lack of sleep, or excessive caffeine intake can help minimize the occurrence of myoclonic jerks.

Living with Myoclonic Jerks

Living with myoclonic jerks can be challenging, but there are several strategies that can help individuals manage their symptoms effectively:

  • Education and support: Learning about the condition and connecting with support groups can provide valuable information and emotional support.
  • Creating a safe environment: Removing potential hazards and ensuring a safe living space can help prevent injuries during episodes of myoclonic jerks.
  • Stress management: Practicing relaxation techniques, such as deep breathing or meditation, can help reduce stress levels and minimize the frequency of myoclonic jerks.
  • Regular sleep patterns: Maintaining a consistent sleep schedule and ensuring an adequate amount of sleep can help regulate brain activity and reduce the likelihood of seizures.

In conclusion, myoclonic jerks or seizures are involuntary muscle movements that can be caused by various factors, including epilepsy, genetic factors, metabolic disorders, medication side effects, and brain injuries or infections. The treatment options for myoclonic jerks depend on the underlying cause and may include antiepileptic drugs, physical therapy, deep brain stimulation, and lifestyle modifications. Living with myoclonic jerks can be challenging, but with proper education, support, and management strategies, individuals can effectively cope with their symptoms and improve their quality of life.

Haroon Rashid, MD
Rate author
Urgent Care Center of Arlington, VA