Intractable Epilepsy, Intractable Epilepsy, the “Invisible the “Invisible Disability” Disability” Prof. dr Emira Švraka, Prof. dr Emira Švraka, MD, PhD MD, PhD Faculty of Health Studies Faculty of Health Studies University of Sarajevo University of Sarajevo 25.3.2022 25.3.2022 1
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Intractable Epilepsy, the “Invisible Disability” Prof. dr Emira Švraka, MD, PhD Faculty of Health Studies University of Sarajevo 25.8.20151.
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Intractable Epilepsy, Intractable Epilepsy, the “Invisible the “Invisible
Disability”Disability”Prof. dr Emira Švraka, Prof. dr Emira Švraka,
MD, PhDMD, PhDFaculty of Health StudiesFaculty of Health Studies
University of SarajevoUniversity of Sarajevo19.4.202319.4.2023 11
Introduction Introduction
• Epilepsy is a chronic neurological Epilepsy is a chronic neurological disorder that affects around 50 disorder that affects around 50
millon people globally, or about 1% millon people globally, or about 1% of the population.of the population.
• Three-fourths, i.e. 35 million, are in Three-fourths, i.e. 35 million, are in developing countries.developing countries.
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Introduction Introduction
• It is probably the most It is probably the most universal of all medical universal of all medical
disorders, occuring in both disorders, occuring in both men and women, and affecting men and women, and affecting all ages, races, social classes all ages, races, social classes
and nations.and nations.
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Epilepsy Epilepsy
• Epilepsy is one of the most Epilepsy is one of the most common neurological disorders in common neurological disorders in
childhood.childhood.• The risk of epilepsy is highest in The risk of epilepsy is highest in
patients with an associated brain patients with an associated brain abnormality, such as intellectual abnormality, such as intellectual
disability and cerebral palsy disability and cerebral palsy (symptomatic epilepsy). (symptomatic epilepsy).
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IncidenceIncidence
• The average annual rate of new The average annual rate of new cases per year (incidence) of cases per year (incidence) of epilepsy is approximately 5-7 epilepsy is approximately 5-7 cases per 10000 children from cases per 10000 children from
birth to age 15 yearbirth to age 15 year (Beghi M, Cornaggia, Frigeni & Beghi E, (Beghi M, Cornaggia, Frigeni & Beghi E,
2006).2006).
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Prevalence Prevalence
• Prevalence studies in childhood epilepsy have Prevalence studies in childhood epilepsy have been carried out in different geographical been carried out in different geographical areas, age groups, and ethnic groups, with areas, age groups, and ethnic groups, with
different design and methods.different design and methods.• Despite these differences, it is possible to Despite these differences, it is possible to rate the prevalence of epilepsy in children as rate the prevalence of epilepsy in children as
4-5/1000. 4-5/1000. • According to several population-based studies, According to several population-based studies,
this prevalence tends to increase from 2-this prevalence tends to increase from 2-3/1000 at age 7 to 4-6/1000 at age 11-15. 3/1000 at age 7 to 4-6/1000 at age 11-15.
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Epileptic seizuresEpileptic seizures
• Epileptic seizures begin Epileptic seizures begin simultaneously and several simultaneously and several
histopathological changes occur in histopathological changes occur in both cerebral hemispheres.both cerebral hemispheres.
• Epilepsy is a disorder of the central Epilepsy is a disorder of the central nervous system characterized by nervous system characterized by recurrent and sudden increase in recurrent and sudden increase in
electrical activity.electrical activity.
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Full productive lifeFull productive life
• If the seizures are responsive to If the seizures are responsive to medication – as they are in medication – as they are in
approximately 60% of cases – the approximately 60% of cases – the individual may never have another individual may never have another
seizure. seizure. • He or she will have to take He or she will have to take
medication regularly, but epilepsy will medication regularly, but epilepsy will note prevent a full productive life.note prevent a full productive life.
• If the seizures are only partly responsive If the seizures are only partly responsive to medications - as they are in to medications - as they are in
approximately 20% of cases – the approximately 20% of cases – the individual will continue to have some individual will continue to have some
attacks.attacks.• If the attacks occur in public, he or she If the attacks occur in public, he or she
may experience negative consequences. may experience negative consequences. Moreover, if an individual has even one Moreover, if an individual has even one
seizure per year, he or she may never be seizure per year, he or she may never be able to legally drive again.able to legally drive again.
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Intractable epilepsyIntractable epilepsy
• If seizures are fully drug resistant – as they If seizures are fully drug resistant – as they are in approximately 20% of cases – the are in approximately 20% of cases – the
individual will continue to experience individual will continue to experience seizures, which may be frequent, despite seizures, which may be frequent, despite
use of the best medications available.use of the best medications available.• Drug-resistant seizures are called intractable Drug-resistant seizures are called intractable
seizures or refractory seizures. Intractable seizures or refractory seizures. Intractable epilepsy is clearly a disability, sometimes epilepsy is clearly a disability, sometimes
called the called the “invisible disability” “invisible disability”
(Burnham, 2007.)(Burnham, 2007.)
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Epilepsy surgeryEpilepsy surgery
• It is estimated that up to a third of all It is estimated that up to a third of all individuals with epilepsy are refracory to individuals with epilepsy are refracory to
drug therapy, and surgery is widely drug therapy, and surgery is widely accepted as an effective therapy for accepted as an effective therapy for
selected individuals with drug resistant selected individuals with drug resistant epilepsy.epilepsy.
• Epilepsy surgery has scored considerable Epilepsy surgery has scored considerable successes in the ultimate control of successes in the ultimate control of
seizures in focal epilepsies resistant to seizures in focal epilepsies resistant to drug interventions.drug interventions.
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Neuropsychological Neuropsychological evaluation in epilepsy evaluation in epilepsy
surgerysurgery• Neuropsychology has been involved Neuropsychology has been involved
with preoperative and postoperative with preoperative and postoperative evaluations of patients undergoing focal evaluations of patients undergoing focal resection of a variety of brain regions to resection of a variety of brain regions to
control their epilepsy.control their epilepsy.• Such an evaluation remains the best Such an evaluation remains the best
method of identifying and quantifying method of identifying and quantifying the nature and degree of cognitive the nature and degree of cognitive
malfunctioning that arises from epilepsy.malfunctioning that arises from epilepsy.
• Neuropsychological assessment Neuropsychological assessment consists of a comprehensive consists of a comprehensive
evaluation of cognitive functioning evaluation of cognitive functioning that includes intelligence, that includes intelligence, executive skills, memory, executive skills, memory,
attention, visuospatial abilities, attention, visuospatial abilities, languages, and motor skills languages, and motor skills
(Hassan A, 2012)(Hassan A, 2012)..
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Cognitive impairmentsCognitive impairments
• Epilepsy causes a set of cognitive Epilepsy causes a set of cognitive impairments in people with impairments in people with
epilepsy.epilepsy.• Memory impairment of various Memory impairment of various severities is an important cognitive severities is an important cognitive problem in patients with epilepsy, problem in patients with epilepsy,
especially in temporal lobe especially in temporal lobe epilepsy.epilepsy.
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Quality of lifeQuality of life
• People with intractable seizures endure People with intractable seizures endure the additional burdens of social the additional burdens of social
discrimination, stigmatization, social discrimination, stigmatization, social embarrassment when seizing or falling embarrassment when seizing or falling
in public.in public.• As with any chronic condition, epilepsy As with any chronic condition, epilepsy
can be linked to demoralization and a can be linked to demoralization and a negative perspective of life and to negative perspective of life and to disturbances of affect and mood.disturbances of affect and mood.
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Epilepsy and learning Epilepsy and learning disabilitiesdisabilities
• Epilepsy is common and the frequency Epilepsy is common and the frequency increases as IQ decreases. increases as IQ decreases.
• Seizures are more frequent and status Seizures are more frequent and status epilepticus occurs more often. epilepticus occurs more often.
• When epilepsy and learning disabilities When epilepsy and learning disabilities coexist, there is a much higher chance of coexist, there is a much higher chance of
challenging behavior, psychiatric challenging behavior, psychiatric disorders and cerebral palsy disorders and cerebral palsy
(Courtman and Mumby, 2008).(Courtman and Mumby, 2008).
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Absence epilepsyAbsence epilepsy
• One cause of learning problems is frequent absence One cause of learning problems is frequent absence seizures. These mild, non-convulsive attacks consist seizures. These mild, non-convulsive attacks consist
only of brief lapses of consciousness. only of brief lapses of consciousness.
• Some children have hundreds per day, however, Some children have hundreds per day, however, and clusters of dozen may occur within a few and clusters of dozen may occur within a few
minutes. During these periods, children cannot minutes. During these periods, children cannot follow what is going on around them. follow what is going on around them.
• Children with absence epilepsy, therefore, may Children with absence epilepsy, therefore, may give the appearance of being “slow learners” give the appearance of being “slow learners”
when their intelligence may very well be normal when their intelligence may very well be normal or even higher (Burnham, 2007).or even higher (Burnham, 2007).
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Severe seizuresSevere seizures
• Severe seizures, such as tonic-clonic Severe seizures, such as tonic-clonic attacks, cause a major perturbation in the attacks, cause a major perturbation in the
brain. brain. • The after effects of such seizures last for The after effects of such seizures last for
hours. hours. • Children who have had one or more seizures Children who have had one or more seizures
during the night may show excessive fatigue during the night may show excessive fatigue during the following day and may appear to during the following day and may appear to
have forgotten things learned the day have forgotten things learned the day before (Burnham, 2007).before (Burnham, 2007).
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Epileptic focusEpileptic focus
• Children with an epileptic focus in particular Children with an epileptic focus in particular parts of the brain may show selective parts of the brain may show selective
deficits related to that area.deficits related to that area.• Children with a focus in the left hemisphere Children with a focus in the left hemisphere
(dominant for language), for example, often (dominant for language), for example, often have trouble with finding and remembering have trouble with finding and remembering
words. words. • Children with a focus in the right hemisphere Children with a focus in the right hemisphere
may have problems with visual memory may have problems with visual memory (Burnham, 2007).(Burnham, 2007).
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The study...The study...
• The study of the influence of prenatal etiological The study of the influence of prenatal etiological factors on learning disabilities of children and factors on learning disabilities of children and
adolescents with cerebral palsy in the Canton of adolescents with cerebral palsy in the Canton of Sarajevo was conducted as a cohort, retrospective Sarajevo was conducted as a cohort, retrospective
studystudy (Švraka E, 2004). (Švraka E, 2004).
The sample was consisted of 80 participants, children The sample was consisted of 80 participants, children and adolescents with cerebral palsy in the Canton and adolescents with cerebral palsy in the Canton
of Sarajevo, age from 6 up to 20 years; 25 children of Sarajevo, age from 6 up to 20 years; 25 children (age 6-11), and 75 adolescents (age 12-20).(age 6-11), and 75 adolescents (age 12-20).
Mean age was 13,94 years, 47 male (58,75%) and 33 Mean age was 13,94 years, 47 male (58,75%) and 33 (41,25%) female.(41,25%) female.
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Epilepsy and CPEpilepsy and CP
• Children with quadriplegic CP are more Children with quadriplegic CP are more likely to have generalized epilepsy, and likely to have generalized epilepsy, and more than half of them require two or more than half of them require two or
more anti-epileptic drugs. more anti-epileptic drugs. • In children with hemiplegic CP the In children with hemiplegic CP the predominant type is localization related predominant type is localization related
epilepsy (83%). epilepsy (83%). • The frequency of seizures often decreases The frequency of seizures often decreases
after age 16 after age 16 (Odding, Roebroeck & Stam, 2006). (Odding, Roebroeck & Stam, 2006).
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The sampleThe sample
• The sample was divided in two The sample was divided in two subgroups, first includes subgroups, first includes 30 30
participants whose mothers had participants whose mothers had problems during the pregnancy, problems during the pregnancy,
and second and second includes includes 50 50 participants whose mothers didn’t participants whose mothers didn’t
have problems during the have problems during the pregnancy.pregnancy.
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Frequency of epilepsy in Frequency of epilepsy in 80 children with CP by 80 children with CP by
gendergenderCP type With epilepsy Without epilepsy Total
Male Female Male Female
Spastic Quadriplegic CP 8 5 9 10 32
Spastic Quadriplegic CP
mixta
3 0 0 0 3
Triplegia 1 0 2 2 5
Spastic diplegia 3 2 6 5 16
Spastic Hemiplegic CP
(right)
4 1 2 3 10
Spastic Hemiplegic CP (left) 2 3 3 1 9
Dyscinetic CP 0 0 2 0 2
Ataxia 0 1 2 0 3
21 12 26 21
Total 33 (41,25%) 47 (58,75%) 8019.4.202319.4.2023 2424
High risk of developing High risk of developing epilepsyepilepsy
• CP associated with epilepsy is far more CP associated with epilepsy is far more frequently accompanied by intellectual frequently accompanied by intellectual
disability than CP without epilepsy.disability than CP without epilepsy.• Similarly, the combination of CP and Similarly, the combination of CP and
intellectual disability is reported to be intellectual disability is reported to be associated with a high risk of associated with a high risk of
Frequency of epilepsy in 80 Frequency of epilepsy in 80 children with CP by children with CP by
intellectual disabilityintellectual disability
Intellectual
disability
With epilepsy Without epilepsy Total
Normal range 4 11 15 (18,75%)
Borderline 1 4 5 (6,25%)
Mild ID* 7 17 24 (30%)
Moderate ID 9 7 16 (20%)
Severe ID 12 8 20 (25%)
Total 33 47 80 (100%)
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Emotional and Emotional and psychosocial problemspsychosocial problems• Emotional and psychosocial problems Emotional and psychosocial problems
are disproportionately high in people are disproportionately high in people with epilepsy, particularly in people with with epilepsy, particularly in people with
intractable epilepsy.intractable epilepsy.• In one large study, approximately 50% In one large study, approximately 50%
of the children with intractable epilepsy of the children with intractable epilepsy were identified as having serious were identified as having serious
psychosocial problemspsychosocial problems
((Burnham, 2007).Burnham, 2007).
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DDepression and anxietyepression and anxiety
• Children with epilepsy are at increased Children with epilepsy are at increased risk for depression and anxiety, and the risk for depression and anxiety, and the
effect of these conditions on their effect of these conditions on their performance in the classroom can be performance in the classroom can be
significant. significant. • This is especially true for children who This is especially true for children who recently experienced their first seizure or recently experienced their first seizure or may have been recently diagnosed with may have been recently diagnosed with
• Before the 1992, medical rehabilitation in Bosnia Before the 1992, medical rehabilitation in Bosnia and Herzegovina had been provided at the level and Herzegovina had been provided at the level
of institutions, usually after the hospital or of institutions, usually after the hospital or ambulant treatments. ambulant treatments.
• As a concept of rehabilitation, community-based As a concept of rehabilitation, community-based rehabilitation (CBR) was included in the rehabilitation (CBR) was included in the
strategic plan of reform of health care in Bosnia strategic plan of reform of health care in Bosnia and Herzegovina. and Herzegovina.
• CBR is strategy for rehabilitation, equal CBR is strategy for rehabilitation, equal possibilities and social integration of all persons possibilities and social integration of all persons
with disabilities.with disabilities.
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The cause of the The cause of the conditioncondition
• Knowing the cause of the condition is Knowing the cause of the condition is fundamental to understanding its fundamental to understanding its
prevention, its potential complications, and prevention, its potential complications, and prospective treatment strategies. prospective treatment strategies.
• Thus, there is a great need for better Thus, there is a great need for better communication and cooperation between communication and cooperation between all professional dedicated to the care of all professional dedicated to the care of
individuals with intellectual and individuals with intellectual and developmental disabilities developmental disabilities
(Percy, 2007).(Percy, 2007).
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Conclusions Conclusions
• More children with CP and epilepsy stay at More children with CP and epilepsy stay at home without any institutional home without any institutional
re/habilitation, and more children without re/habilitation, and more children without epilepsy attend schools with special epilepsy attend schools with special programs and mainstream schools. programs and mainstream schools.
• In our Study, of 80 children and adolescents In our Study, of 80 children and adolescents with cerebral palsy, 34 (42,5%) stay at home with cerebral palsy, 34 (42,5%) stay at home without any service of education: 15 female without any service of education: 15 female and 19 male; 18 with CP and epilepsy, and and 19 male; 18 with CP and epilepsy, and
16 with CP and without epilepsy.16 with CP and without epilepsy.
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Conclusions Conclusions
• Children with epilepsy have 2,89 Children with epilepsy have 2,89 greater chance of having speech greater chance of having speech
• Of 33 children with CP and epilepsy, Of 33 children with CP and epilepsy, 27 have speech impairment. 27 have speech impairment.
• Of 47 children with CP and without Of 47 children with CP and without epilepsy, 29 have speech impairment.epilepsy, 29 have speech impairment.
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Conclusions Conclusions
• It is also necessary to conduct It is also necessary to conduct continuous education of the continuous education of the
teaching staff at schools with teaching staff at schools with general curriculum and parents of general curriculum and parents of the children without intellectual the children without intellectual
disability, as well as health disability, as well as health professionals. professionals.
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www.intechopen.comopen science –open open science –open
mindsminds• EPILEPSYEPILEPSY
Histological, Electroencephalografic Histological, Electroencephalografic and Psychological Aspectsand Psychological Aspects
• Edited by Dejan StevanovicEdited by Dejan Stevanovic• The permanent web address of my chapter The permanent web address of my chapter
entitled entitled “Children with Cerebral Palsy “Children with Cerebral Palsy and Epilepsy” and Epilepsy” can be reached on the linkcan be reached on the link