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Synopsis

A non-invasive video EEG test is a painless procedure that is used to understand seizures and other neurological conditions. It is performed in both inpatient and outpatient settings, capturing the brain’s electrical activity and the patient’s behaviour at the same time. It can measure the electrical activities of the brain without any surgical intervention and with fewer risks. 

Introduction

A non-invasive video EEG test records brain activity by putting electrodes on the scalp while simultaneously capturing the brain's electrical activity and the patient's behaviour. This procedure is often performed to diagnose epilepsy, differentiate between seizure types, and evaluate the effectiveness of anti-seizure medicines.

 

An Electroencephalogram (EEG) Treatment in Mumbai is a non-invasive procedure that reduces the risks associated with invasive EEG methods. It also allows for prolonged and detailed capturing of infrequent seizures. Choose Gleneagles Hospitals to ensure the best result for your video EEG test procedure in Mumbai. 

What is a Non-Invasive Video EEG Test?

Neurologists use a non-invasive video EEG test in both inpatient and outpatient settings for observing real-time brain function, aiding in the diagnosis, classification, and treatment of various neurological disorders. It is considered safe and painless as the electrodes can detect brain activity from the surface of the scalp. It records what you are doing or experiencing on video while also monitoring the electrical activity of the brain. 

What is a Non-Invasive Video EEG Test?

Types of Non-Invasive Video EEG Tests

The combined recording of body movement and brain activity in a video EEG monitoring test helps healthcare professionals diagnose and treat conditions like epilepsy and other neurological disorders. Here are some common types of non-invasive Electroencephalogram (EEG) Treatment in Mumbai:

  • Ambulatory EEG: It is a way to monitor the activity of the brain outside of clinical settings. A portable EEG recorder is worn for one or two days to record brain activity amidst daily activity. It can record up to 72 hours. It is especially used for people who have frequent seizures and blackouts, especially during the night.
  • Routine EEG: A routine video EEG test is a minimally invasive and painless brain scan that records the electrical activity of the brain. It usually takes 20–40 minutes but it can last longer.  
  • Sleep EEG: A sleep video EEG test measures the activity of the brain when you are asleep and awake. It can effectively diagnose sleep disorders, especially those caused by epilepsy. There are two types of sleep video EEG tests: sleep deprivation EEG, where you do not sleep the night before and natural sleep EEG, where you fall asleep naturally.
  • Prolonged EEG: A prolonged video EEG test is a brain wave recording that lasts longer than a regular EEG. It can take from multiple hours to several days to perform the test. 

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Why Choose Non-Invasive Video EEG Tests

A non-invasive video EEG test is recommended because it allows doctors to monitor electrical activities in the brain without any surgical procedure. It provides a detailed picture of seizure activity and insight into other neurological disorders. The non-invasive measure makes it safe and quite a well-tolerated method. Here are some common cases where a video EEG monitoring test is recommended by doctors of Gleneagles Hospitals:

  • Frequent or Specific Seizure Types: Video EEG monitoring tests are very useful for diagnosing different types of seizures and monitoring their activities.
  • Extended Monitoring Needs: Video EEG monitoring tests allow for long-term observation up to several days. It increases the chances of capturing seizure activities.
  • Pre-Surgical Evaluation: Video EEG tests are crucial for evaluating seizures in preparation for corrective surgery for epilepsy. It helps identify the epileptogenic zone.  
  • Patient Comfort and Safety: Non-invasive mobile video EEG test systems are used to improve patient comfort and safety. It also has lower costs and reduced technical complexities. 

Preparation for Non-Invasive Video EEG Tests

Before undergoing a video EEG monitoring test, the patients must undergo certain preparations for a smooth and successful procedure. Here are some steps that doctors might recommend before a video EEG test:

  • Follow Sleep Instructions: You need to follow sleep instructions depending on what kind of video EEG test you will undertake. If sleep deprivation is required, follow the doctor’s guidelines of staying awake for certain hours before the test.
  • Hair Preparation: Wash your hair the night before, but try to avoid conditioners, oils, or styling products for good electrode adhesion.
  • Avoid Caffeine & Stimulants: Avoid taking substances like caffeine, energy drinks, and stimulants for 12—24 hours before the test to achieve accurate results.
  • Medication Guidance: Inform the healthcare professional about all the medicines you are taking. Keep taking the medication unless instructed otherwise.
  • Dress Comfortably: Wear loose and comfortable clothing and avoid any metallic elements like zippers or buttons.
  • Bring a Support Person: It is a good idea to bring someone as a support, as some video EEG tests require sedation and also there are risks of seizures.
  • Eat Before the Test: Have a light meal before the test to avoid complications like low blood sugar that can affect the results of the test. Avoid heavy or greasy foods.
  • Prepare for Overnight Stay (If Applicable): If you have an extended monitoring test, make sure to bring comfortable clothing, toiletries, and documents for convenience.
  • Stay Relaxed: Stress can affect the activities of the brain. Try stress management and mindful techniques before the test for improved accuracy.

Non-Invasive Video EEG Test Procedure

A non-invasive video EEG test can be performed in a hospital, outpatient clinic, EEG lab, or at home. Sometimes, mild sedation is administered for the procedure. Here is a brief overview of the video EEG monitoring test:

  • Preparation Phase: Upon arrival, you will be guided to a private and comfortable room where an experienced technician will explain the procedure. Your scalp will be cleaned for proper electrode adhesion. Small electrodes will be then placed on your scalp with adhesive or caps.
  • Electrode Placement & Connection: The electrodes are then connected to the EEG machine that records brainwaves. A video camera will be set up to monitor body movements and correlate them with the EEG findings.
  • Baseline EEG Recording: The EEG records the activities of your brain in a relaxed state with your eyes closed and open.
  • Activation Procedures (if required): You may be asked to breathe deeply for a few minutes to monitor potential brainwave changes. A flashing light might be used to check for reactions to visual stimuli. If sleep-related issues are suspected, you might be monitored while sleeping.
  • Continuous Monitoring (if extended test): If it is a long-term video EEG monitoring test, you might be observed for several hours to days in a hospital or home setting.
  • Completion & Electrode Removal: Once the test is completed, the electrodes are removed, and the adhesive is wiped off. You can return to normal activities unless sedation is used. 
    Results & Follow-Up: The result of the test will be available in the next few days for the doctor to take a look at and analyse. 

Recovery & Aftercare

After the video EEG test, the technician will remove the electrodes and clean the scalp. However, it is good practice to wash your hair once you get home. If you experience mild redness or irritation from the adhesive, you can try applying gentle moisturiser and aloe vera. You can return to daily activities if sedation is not used. 
 

If sedation was used, then refrain from driving or operating heavy machinery for the rest of the day. Drink plenty of fluids and eat light meals to get your strength. You might experience mild headaches or fatigue, which will resolve on its own. 

Risk & Complications after Non-Invasive Video EEG

Although a video EEG monitoring test is generally considered a very safe procedure with minimal risks involved. However, there can be mild risks and complications, like seizure induction, skin irritation, psychological distress, false negative results, and physical discomfort. Here are some of the risk factors related to a video EEG test:

  • Seizure Induction: The biggest potential risk is having a seizure during the test. It is especially possible if you have epilepsy, which can be triggered by factors like flashing lights or deep breathing during the procedure.
  • Skin Irritation: A mild rash or redness at the site of electrode placement can be a possible complication. However, it quickly resolves on its own.
  • Psychological Distress: Some individuals may experience anxiety and discomfort being monitored in a controlled environment. This is more of a possibility if they are undergoing a prolonged video EEG test.
  • False Negative Results: Factors like poor electrode placement, excessive movement, and certain medications can interfere with the EEG reading. It can lead to inaccurate video EEG test results.
  • Physical Discomfort: One might feel physical discomfort by putting the electrode paste on the scalp. 

Why Choose Gleneagles Hospital for Non-Invasive Video EEG Tests?

Gleneagles Hospitals is a leading name in advanced non-invasive video EEG tests by ensuring high precision in brainwave recordings with accurate analysis. Our highly qualified neurologists and EEG technologists have years of experience in delivering optimal outcomes. We adhere to global standards of safety to minimise risks and complications. Here are some of the reasons Gleneagles Hospital is considered one of the best hospitals for a video EEG test in Mumbai:

  • Expert Doctors & Technicians: Our highly qualified neurologists and EEG technologists specialise in performing advanced video EEG monitoring tests.
  • State-of-the-Art Facilities: Our facilities are equipped with cutting-edge diagnostic labs and procedure rooms for high success rates.
  • Non-Invasive Techniques: The whole process is non-invasive, which reduces risks and post-procedural complications.
  • World-Class Infrastructure: Our advanced and private recovery rooms ensure patient comfort throughout.
  • High Success Rate: Our hospital has a high success rate in offering efficient test analysis and diagnosis. 

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Frequently Asked Questions

What is a non-invasive video EEG test?

A EEG Test in Mumbai is a painless procedure that is performed to understand seizures and other neurological conditions.
 

Why are non-invasive video EEG tests used?

A video EEG monitoring test is often performed in suspected epilepsy, evaluating seizure types, and in cases of many neurological disorders.
 

What risks are associated with a video EEG test?

Although a video EEG monitoring test has few risks and complications, a patient might experience physical discomfort and skin irritation. The seizure induction can also lead to physical discomfort. Prolonged EEG can sometimes cause psychological distress.
 

What are the aftercare steps to follow after video EEG tests?

You should wash your hair when you get home after a video EEG test. If you are experiencing skin discomfort, try applying aloe vera or gentle moisturisers. If sedation was used then try to not drive or operate heavy machinery for a day. 
 

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