Epilepsy is usually a scary illness to witness, particularly for folks of kids. We see younger kids all of a sudden lose consciousness, their limbs shake violently, and naturally some get injured. .. In keeping with numerous estimates, roughly 500,000 persons are added to the epilepsy inhabitants in India yearly. Most individuals reply effectively to remedy. Nonetheless, roughly 10-30% develop drug resistance.
What’s intractable epilepsy?
Refractory epilepsy is normally outlined as a affected person who continues to have seizures regardless of taking not less than two appropriately chosen medicine for epilepsy. Some sufferers proceed to have seizures regardless of taking three or 4 totally different anticonvulsants. In these sufferers, different choices resembling surgical procedure are significantly thought of.
Intractable epilepsy doesn’t solely have an effect on adults. Many kids are born with congenital defects, and a few of them are inclined to drug-resistant epilepsy from an early age.
drug resistant epilepsy
Some sufferers have sure ailments that may trigger drug-resistant epilepsy. One such situation is focal cortical dysplasia, which is an abnormality of the mind’s cell group in particular areas of the mind. This causes {the electrical} exercise to misfire, inflicting a seizure. Another sufferers could have low-grade tumors within the mind that go away scarring on the medial facet of the temporal lobe, all of which might trigger epilepsy. These sufferers fall into the class of pathological epilepsy, the place a structural explanation for the epilepsy might be recognized. Such lesions are infamous for his or her tendency to be unresponsive to remedy. Different sufferers haven’t any discernible mind abnormalities. These fall beneath the class of nonpathological epilepsy.
Surgical procedure just isn’t a final resort
Fashionable mind surgical procedure could be very protected and facilities all over the world are transferring in the direction of providing epilepsy surgical procedure to kids from an early age. We have all heard the saying, “Time is the mind.” That is very true for infants. It is because uncontrolled electrical exercise within the mind (that is epilepsy), if left unchecked, may cause everlasting harm to the event of your complete mind. These kids do poorly in class, and a few don’t even advance to high school. Some persons are unable to stroll or speak and require ongoing care till maturity. Typically we even see kids shedding among the improvement they beforehand achieved.
Epileptologists all over the world are actually beginning to tackle this downside from a really early age to reap the benefits of the mind’s inherent neuroplasticity. Kids’s brains, particularly toddler brains, have an ideal tendency to rewire themselves. Even when the epilepsy is resolved and the areas that management vital mind capabilities resembling language are eliminated, the shocking factor is that the language space can migrate to a different facet of the mind. Subsequently, performing surgical procedure on infants as younger as a couple of months previous can change their lives.
Facilities all over the world are more and more recognizing that when they’ve used superior imaging strategies resembling MRI to determine therapeutic lesions within the mind, there isn’t a want to attend till they know the drug just isn’t working. In different phrases, whether it is estimated that there’s a excessive likelihood that the toddler will ultimately turn into a drug-resistant epilepsy affected person as he grows up, it makes nice sense to supply very early surgical procedure.
Earlier than surgical procedure for epilepsy
Sufferers endure superior imaging assessments. . {The electrical} exercise of the mind is studied, and sufferers are normally evaluated by each an epileptologist and different professionals resembling neuropsychologists and social employees. That is normally adopted by a multidisciplinary crew assembly involving a neurosurgeon, neuroradiologist, epileptologist, neuropsychologist, and social employee to totally think about whether or not the affected person is an appropriate candidate for surgical procedure. The aim of this analysis is to determine the issue, decide its location, and see if surgical procedure might be profitable on this scenario. That is adopted by a prolonged counseling session with the affected person and caregiver to clarify the remedy choices out there.
Sorts of epilepsy surgical procedure
Epilepsy surgical procedure has a really excessive success price if the identification of such candidates is completed with nice care. Knowledge from infants who endure very early surgical procedure exhibits that the success price is about 60-70%.
For sufferers with pathological epilepsy, the analysis is to find out whether or not there are elements of the mind that may be safely eliminated to get rid of the affected person’s seizures. That is referred to as lesion excision. For sufferers with medial temporal lobe sclerosis, resection of the affected space of the temporal lobe is carried out. Sadly, some sufferers could have lesions on either side of the mind. On this scenario, healing resection can’t be carried out. As an alternative, palliative procedures resembling corpus callosotomy are thought of. This entails rigorously separating one hemisphere of the mind from one other. In some kids, your complete hemisphere of 1 facet could also be affected. That is seen in kids who’ve had a stroke within the new child interval or have a congenital illness that impacts a whole half of the mind. Though the affected hemisphere is virtually ineffective, it’s nonetheless harmful as a result of continued irregular electrical exercise damages the traditional half of the mind. In these kids, a process referred to as hemispherotomy is completed. This principally means separating a specific hemisphere from the corresponding hemisphere on the other facet and from the remainder of the deep elements of the mind on the identical facet.
For many individuals, listening to the phrases “mind surgical procedure” might be scary. It is true for adults, but it surely’s much more scary for kids and toddlers. Nonetheless, the surgical outcomes for kids affected by a situation referred to as catastrophic epilepsy are normally very passable, and if the surgical procedure is profitable, these kids lead very productive lives. Success charges can doubtlessly exceed 60-80%, and lots of kids are capable of progressively taper off their anticonvulsants and proceed to dwell wholesome lives.
For some sufferers through which no structural issues are discovered within the mind, superior therapies resembling neuromodulation are supplied. This consists of procedures resembling vagus nerve stimulation (VNS) and deep mind stimulation (DBS). VNS entails connecting a pacemaker to the vagus nerve within the neck. DBS entails connecting a pacemaker to electrodes positioned within the thalamus of the mind.
Specializing in little one security
Though the meticulous surgical strategies are the identical for infants and adults, younger kids require the care of an skilled anesthesiologist through the process. In young children, even a couple of milliliters of blood loss might be deadly. Superior surgical devices resembling neuronavigation, intraoperative neurosonography, intraoperative neuromonitoring, and surgical microscopes are invaluable in making certain a profitable surgical procedure.
(Dr. Visvanathan Ok. is a senior neurosurgeon at SRIHER Superior Epilepsy Surgical procedure Heart, Chennai. Visva.neurosurgeon@gmail.com)
issued – March 14, 2026 2:41 PM IST
