What to Know Before Getting an EEG: Essential Tips for Parents and Caregivers

Understanding the Basics of EEG Testing

An electroencephalogram (EEG) is a non-invasive diagnostic tool used to measure electrical activity in the brain. It's commonly recommended for children who may be experiencing seizures, sleep disorders, or other neurological concerns. To ensure accurate results, proper preparation is key. Whether you're a parent or caregiver, knowing what to expect and how to prepare can make the process smoother and more effective.

Tips for Optimal EEG Results in Children

1. Hair and Scalp Preparation Matters

For the best signal quality during an EEG, it's important that the scalp has minimal barriers between the electrodes and the skin. Shorter hair generally allows for better electrode contact and lower impedance, which leads to clearer readings. While this may not always be practical—especially for girls with longer hair—it's crucial to wash the hair thoroughly before the test. Avoid using conditioners, oils, or styling products on the day of the procedure, as these can interfere with electrode adhesion and data accuracy.

2. Sleep Deprivation May Be Required

In some cases, doctors recommend sleep-deprived EEGs to increase the chances of detecting abnormal brain activity. This means your child may need to wake up earlier than usual or go to bed later the night before the test. For older children, waking up around 3–4 AM might be advised. For infants or toddlers, simply adjusting their normal sleep schedule by 1–2 hours can be sufficient. The goal is to perform the EEG while the child is sleepy or even asleep, as drowsiness can help trigger certain types of brainwave patterns that are essential for diagnosis.

Family involvement is critical here. Coordinating with your child's routine and ensuring they remain calm and cooperative requires planning and patience. Make sure to follow your healthcare provider's specific instructions regarding sleep modification to maximize the effectiveness of the test.

3. Minimize Stress and Maintain Comfort

Children tend to respond better to medical procedures when they're physically comfortable and emotionally at ease. Avoid scheduling an EEG when your child is hungry or overly tired. Instead, offer a balanced meal or snack beforehand to keep energy levels stable. Being well-fed helps reduce irritability and increases the likelihood of cooperation during the test.

Additionally, bring comforting items such as a favorite blanket, stuffed animal, or quiet activity like coloring books to help soothe anxiety. A relaxed environment contributes significantly to successful EEG recordings, especially for younger patients who may feel intimidated by unfamiliar equipment.

Final Thoughts: Preparation Leads to Accuracy

Preparing for a pediatric EEG doesn't have to be stressful. With proper planning—clean hair, adjusted sleep schedules, and emotional support—you can greatly improve the quality of the test results. Always communicate with your neurologist or technician if you have questions about preparation steps. Remember, the more prepared both you and your child are, the more accurate and useful the EEG will be in guiding diagnosis and treatment.