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Epilepsy:

Epilepsy is a chronic neurological disorder that can affect anyone, with a higher incidence in early childhood. This condition is characterized by recurrent seizures caused by abnormal electrical activity in the brain. This article provides information on the causes, diagnosis, and treatment options for epilepsy, as well as the impact of epilepsy on pregnancy and the importance of pre-pregnancy care. It also covers the potential risks and complications associated with epilepsy and explains the necessary precautions for managing seizures effectively.

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Epilepsy:

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  1. Epilepsy:

  2. -Epilepsy is chronic neurological disorder. • - It can affect anyone at any age but the disorder commonly develops before 20 years of age. • -30% of cases occurring in early childhood.

  3. -Epilepsy is chronic neurological disorder. • - It can affect anyone at any age but the disorder commonly develops before 20 years of age. • -30% of cases occurring in early childhood.

  4. -Because the incidence of maternal death with epilepsy is increasing ,so • -women with epilepsy are receiving appropriate information and counseling about contraception, conception and pregnancy so that they can make informed decisions about their care .

  5. • care is provided by a multidisciplinary team comprising a named midwife, obstetrician and neurologist in order to prevent significant morbidity/mortality in either the mother or fetus • Etiology: • -An epileptic seizure results from abnormal electrical activity in the brain • -disturbances of sensory, motor and autonomic function. • -These disturbances recur spontaneously and are classified according to the parts of the brain affected.

  6. - Seizures may be described as • 1-partial, usually arising from the temporal or frontal lobe of the brain, • 2-generalized, resulting from disturbances involving both halves of the brain.

  7. * General seizures classified as • 1-absence seizures (petit mal) • 2-myoclonic seizures • 3- tonic-clonic seizures (grand mal) • 4-atonic seizures • 5- status epilepticus

  8. The cause of epilepsy in most instances is unknown. • 1- a genetic component, • 2- hypoglycemia • 3- encephalitis • 4- meningitis • 5- cerebral hypoxia • 6- toxicity from alcohol or drugs

  9. -structural damage or abnormality of the brain may result in epilepsy. • Precipitate factor; • 1-emotional stress • 2- sleep deprivation • 3-physical exhaustion • 4-increased body temperature (fever, hot environments)

  10. 5- environmental factors (strobe lighting, noise) • 6-non-compliance with drug therapy. • 7-hormonal changes at the onset of menstruation may trigger epileptic seizures

  11. Diagnosis: • -Identification the type • -identification cause of epilepsy • -taking a clear history including eyewitness • - blood tests to determine hematology, biochemistry and toxicology assays • -magnetic resonance imaging (MRI) • - computerized tomography (CT) • -electroencephalogram (EEG) • -neuropsychological assessment to evaluate any learning disability and cognitive dysfunction

  12. Treatment • -the use of one antiepileptic drug (AED). • -In some individuals a combination of drugs (polytherapy) may be required • -a few will require surgery.

  13. -side-effects of(AED). • -drowsiness • -sedation • - nausea and skin rashes. • - better to use a single AED prescribed at the lowest effective dose. • - AED therapy must be started under the guidance of a specialist physician and will need to be reviewed at regular intervals and at a minimum once a year

  14. Women who take AEDs have a 4% chance of having a baby with a major congenital malformation ,drug will need to be reviewed and adjusted in pregnancy in order to reduce this risk

  15. Health education • knowledge of epilepsy in general • • the significance of trigger factors which may precipitate a seizure • • a guide to AEDs, how they work, their side effects and the importance of compliance • • an explanation of what happens during a seizure, recognizing status epilepticus, what to do and when to get medical help

  16. implications for employment, education, sports activities, driving and maintaining independent living • • psychological and sociological issues • • effects of treatment on fertility and pregnancy and the risk of congenital abnormalities • • sudden death in epilepsy

  17. Effect of epilepsy on the fetus and neonate • Some women may experience an increase in seizures and the risk of complications in pregnancy is increased when epilepsy is poorly controlled

  18. Epilepsy increase during pregnancy due to : • non-compliance with the drug regimen • sleep deprivation during pregnancy • the decline in plasma concentrations of the AED as the pregnancy progresses. • -Prolonged and/or serial seizures during pregnancy increase the risk of fetal morbidity and mortality caused by hypoxia or placental abruption

  19. - the first aid measures that should be adopted following an epileptic seizure, prevent aspiration, the dangers of hot baths inducing fainting and consequent drowning and the risk of death • -The majority of women on antiepileptic drugs have physically normal babies, however evidence suggests increased risk of major congenital malformations in babies of women with epilepsy

  20. Pre-pregnancy care • -Preconception advice is essential for women with epilepsy and a review of AED therapy • -the gradual withdrawal of AED therapy may be considered prior to pregnancy in order to reduce the risk of congenital malformation in the fetus. • -Folic acid supplementation (5 mg/day) should be commenced before pregnancy and continued throughout pregnancy to prevent congenital malformation and the development of anaemia .

  21. Antenatal care • -Pregnancy has no effect on seizure control and most women with epilepsy will remain seizure free • - Close monitoring of the maternal and fetal condition is required and antenatal care should be provided by a multidisciplinary team which includes a named midwife, obstetrician and a neurologist or physician with a specialist interest in epilepsy in pregnancy

  22. -u\s at 18–22 weeks. • -Epilepsy is not an indication for early induction of labour or elective caesarean section.

  23. Intrapartum care • -labour and birth carry an increased risk for tonic-clonic seizures • -Careful observation and monitoring of the maternal and fetal condition by the midwife is required through labour and the early postnatal period. • - AEDs should be administered as scheduled throughout labour and it is important to prevent the development of possible ‘trigger’ situations such as:

  24. 1- sleep deprivation • 2- hypoglycemia • 3- stress • 4- hyperventilation • 5- anemia • -Women with epilepsy should be offered the same choices for pain relief in labour as other women, including epidural analgesia.

  25. Postnatal care: • -at an increased risk of seizures due to fluctuating hormone levels and sleep disturbance. • -Safety precautions in the home should be discussed with the woman and her partner. • - This will include giving advice about how to minimize risks when feeding, bathing, changing and transporting the baby

  26. -AEDs cross the placenta freely and decrease production of Vitamin K leading to the risk of Vitamin K deficiency bleeding in the newborn • -This can be prevented by routine administration of oral vitamin K (20 mg/day) to the mother from 36 weeks' gestation and to the baby (1 mg i.m.) shortly after birth . • - Breastfeeding is generally safe. How much AED passes into breast milk must be considered

  27. -Some AEDs have a sedative effect, causing drowsy babies less efficient at feeding and gaining weight more slowly. • -AED therapy should be reviewed soon after birth by the neurology team . • - Future pregnancy plans should be discussed and appropriate contraceptive advice given. • -All methods of contraception are available to women with epilepsy

  28. - oral contraceptives are less effective with some AEDs . • -Women taking these AEDs will require oral contraceptives with a higher dosage of estrogen

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