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Showing posts with label non-epileptic pseudo-seizure. Show all posts
Showing posts with label non-epileptic pseudo-seizure. Show all posts

Wednesday, August 8, 2012

Meeting with Epileptologst

I met with Dr. Jeffrey Chung at Cedars Sinai this past Monday and his recommendation is to go forward with the continuous EGG video telemetry (V-EEG). This kind of testing requires a person to be admitted into a hospital and be continuously monitored and recorded with a video camera. The advantage of a V-EEG over a regular EEG is that the continuous monitoring can greatly increase the likelihood of "catching" an episode. The video will supplement the EEG readings.

Dr. Chung stated that this is best diagnostic tool to determine whether my episodes are seizures. If my episodes are seizures, the V-EEG can pinpoint and reveal the location and root of the problem. There are certain approaches that can be taken if I do have seizures. One approach is a change in medication that may be better suited in preventing or mitigating the root of my seizures. Apparently there are 20+ anti-seizure meds out there! Another could include surgery, but Dr. Chung said it's too early to start worrying about this therapy and that it is normally reserved for people who have acute gran mal or clonic tonic seizures.
Dr. Chung also stated that my symptoms appear to be somewhat consistent with simple partial seizures (aka, focal seizures). Simple partial seizures do not cause a person to lose consciousness of which I have never had happen to me thankfully. My symptoms that are consistent with this type of seizure include numbness/mushy-like feeling in my limbs, actual weakness of the limbs, rapid heart rate, heightened ringing in my ear, sometimes nausea, and sometimes slight twitching of my limbs.

As I've mentioned and what has been stated to me before by Dr. Lai and reconfirmed by Dr. Chung, is that my episodes may be a combination of seizures, side-effects of the meds, and just result of brain damage from my surgeries and radiation therapy. Simple partial seizures normally lasts no longer than a few minutes, but my episodes normally can last from 30 to 60 minutes. I asked Dr. Chung what if the V-EEG indicates that my episodes aren't seizures and he stated that he didn't want to make too many specific guesses of the next steps until after the V-EEG. He stated that there are just too many possible causes and he didn't want me to worry too much for the moment and that we should take it one step at a time. He was willing to delve into the possibilities, but I agreed about the taking things one step at a time for now. He did add that if my episodes aren't seizures, then I may no longer need to take Keppra and Vimpat. His general approach is, "Why take meds if they don't work?" I completely agree with this.

Of course after my meeting with Dr. Chung, I did some additional research, and apparently V-EEGs are also an effective tool in diagnosing something called non-epileptic pseudo-seizures. As the name suggests, these episodes may seem seizure-like, but are in fact not seizures. The video monitoring is the key here because while a person may be physically displaying a seizure (e.g., stiffened muscles, jerking, etc...), the EEG readings are normal. These types of episodes are also known as psychogenic non-epileptic events and the root of the problem is psychological more than anything physical. Great, just something else to worry about!

Lastly, Dr. Chung recommended that I see a neuropsychologist to have my neurocognitive functions assessed. Neurocognitive functions include memory, mood, higher brain processes, etc...Ideally, I should have had one done back in February last year before my first biopsy to set a baseline, but hindsight is 20/20. Anyway, having a neuropsych evaluation will help in moving forward as it will reveal my neurocognitive strengths and weaknesses and help in the preparation of future possible treatments. It can also help in creating strategies to improve or help my brain to compensate for any deficiencies it might have.

Anyway, for now, his office will try to set up the V-EEG in the next few weeks or so. The testing will require admission to Cedars. Since the EEG will only be effective if it catches one of my episodes, steps will be taken, if necessary, to induce one. The typical protocol to induce an episode includes tapering of my anti-seizure meds and sleep deprivation for a couple of nights. As the video camera will be fixed on my bed, I will for the most part be restricted to my bed. I can use my laptop, but will not be able to charge it near me as it can interfere with the EEG reading. Overall, I will be monitored for 3 to 5 days depending on how it goes. Some have only needed a day, it just all depends. Since my next MRI will be coming up in a couple of weeks, Dr. Chung's office will be contacting Dr. Hu's office to ensure that the MRI includes a few items needed for his purpose. Also, Dr. Chung will contact me regarding setting an appointment to meet with a neuropsychologist.