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SPINA BIFIDA

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Title: SPINA BIFIDA


1
SPINA BIFIDA
  • Ayling Sanjaya
  • Fakultas Kedokteran Universitas Wijaya Kusuma
    Surabaya

2
DEFINISI
  • Spina bifida berarti terbelahnya arcus vertebrae
    dan bisa melibatkan jaringan saraf di bawahnya
    atau tidak.
  • Spina bifida disebut juga myelodisplasia yaitu
    suatu keadaan dimana ada perkembangan abnormal
    pada tulang belakang, spinal cord, saraf-saraf
    sekitar dan kantung yang berisa cairan yang
    mengitari spinal cord.
  • Kelainan ini menyebabkan pembentukan struktur
    yang
  • berkembang di luar tubuh

3
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4
EMBRYOLOGY
5
TYPES
  • JENIS MALFORMASI SPINA BIFIDA
  • Spina bifida okulta
  • Spina bifida kistika
  • Spina bifida dg meningokel
  • Spina bifida dg meningomielokel
  • Spina bifida dg mielokisis/rakiskisis

6
Occulta
  • Ringan
  • Lengkung-lengkung vertebranya dibungkus o/ kulit
    yg biasanya tidak mengenai jaringan saraf yg ada
    di bawahnya.
  • Cacat di daerah lumbosakral ( L4 S1 )
  • Biasanya ditandai dg plak rambut yg menutupi
    daerah yg cacat.
  • Kecacatan ini disbbkan krn tdk menyatunya
    lengkung-lengkung vertebra ( defek tjd hanya pd
    kolumna vertebralis )
  • Tjd pada sekitar 10 kelahiran

7
Kistika
  • defek neural tube berat dimana jaringan saraf dan
    atau meningens menonjol melewati sebuah cacat
    lengkung vertebra dan kulit sehingga membentuk
    sebuah kantong mirip kista.
  • Kebanyakan terletak di daerah lumbosakral dan
    mengakibatkan gangguan neurologis,
  • Tetapi biasanya tidak disertai dengan
    keterbelakangan mental.

8
Meningokel
  • Pada beberapa kasus hanya meningens saja yg
    berisi cairan yg menonjol melalui daerah cacat.
  • Meningokel merup. bentuk spina bifida di mana
    cairan yg ada di kantong terlihat dr luar (daerah
    belakang ), ttp kantong tsb tdk berisi spinal
    cord atau saraf.

9
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10
Meningomielokel
  • bentuk spina bifida dimana jaringan saraf ikut di
    dalam kantong tersebut.
  • Bayi yang terkena akan mengalami paralisa di
    bagian bawah
  • affected babies leg paralysis and bladder and
    bowel control problems

11
Mielikisis/rakiskisis
  • bentuk spina bifidaberat dimana lipatan-lipatan
    saraf gagal naik di sepanjang daeratorakal bawah
    dan lumbosakral
  • tetap sebagai masa jaringan saraf yg pipih.

12
PATOGENESIS
  • Defek neural tube yg dimaksud a/ krn kegagalan
    pbtkan mesoderm/neurorectoderm.
  • Defek embriologi primer pd semua defek neural
    tube a/ kegagalan penutupan neural tube,
    mempengaruhi neural struktur kutaneus
    ectodermal. Hal ini tjd pd hari ke 17 - 30
    kehamilan.
  • Selama kehamilan , otak, tulang belakang manusia
    bermula dr sel yg datar, yg kmdn membentuk
    silinder yg disebut neural tube. Jika bagian tsb
    gagal menutup atau tdpt daerah yg terbuka yg
    disebut cacat neural tube .
  • Daerah yg terbuka itu kmgkn 80 terpapar atau
    20 tertutup tulang atau kulit.
  • 90 dr kasus yg tjd bknlah faktor genetik /
    keturunan ttp sebag besar tjd kombinasi faktor
    lingkungan dan gen dari kedua orang tuanya.

13
CAUSA RISK
  • Bahan teratogen yg dapat menyebabkan terjadinya
    defek neural tube carbamazepine, valproic acid,
    defisiensi folic acid, sulfonamide.
  • Riwayat keluarga dg defek neural tube
  • Penggunaan obat-obat anti kejang
  • Overweight berat
  • Demam tinggi pd awal kehamilan
  • Diabetes mellitus

14
CLINICAL MANIFESTATIONS
15
CONTD
16
Medical Problems that occur
  • Hydrocephalus (70-90)
  • Chiari II malformation (change the brain's
    position)
  • Tethered spinal cord (held in place by connective
    tissue)
  • Urinary tract disorders
  • Latex allergy (73)
  • Learning disabilities (20)
  •  

17
Screening and Diagnosis
  • Prenatal Tests
  • AFP
  • Ultrasound
  • Testing of Amniotic fluid
  • Evaluation
  • Analysis of individual medial history
  • Physical examination
  • Evaluation of critical body systems
  • Imaging Studies
  • X-rays
  • Ultrasound
  • CT scan
  • MRI
  • Gait Analysis

18
COMPLICATIONS
19
IMMEDIATE CARE
20
Treatment
  • No cure
  • Regular check ups with physician
  • Surgery (24 hours after birth)
  • Medication
  • Physiotherapy

21
Goals of Intervention
  • Teaching gross motor and spatial skills to
    facilitate coordination.
  • Developing and maintaining fitness and
    flexibility to emphasize self sufficiency.
  • Encouraging movement and fitness to overcome
    susceptibility to obesity.
  • Developing physical skills that generalize to
    activities of daily living and vocational skills.
  • Promoting social development in recreational and
    group play activities, such as aquatics.
  • Providing appropriate social outlets for
    enjoyment and self satisfaction on an individual
    basis as well as with family or peers within the
    community.

22
Prevention
  • Folic Acid -- 70 NTDs can be prevented
  • multivitamin of 400 micrograms of folic acid
    every day 
  • every day foods grain products, fortified foods,
    leafy-green vegetables, dried beans, oranges,
    orange juice

23
Most children that are treated early will have
normal IQ and be able to attend public
schools Mobility is the biggest concern for many
patients with spina bifida lack of mobility can
lead to obesity and scoliosis With proper
treatment, individuals will live well into
adulthood
24
Notable people that have spina bifida Hank
Williams, Sr. (singer) John Mellencamp
(singer) Buddy Winnett (horse jockey) Bruce Payne
(actor) Jean Driscoll (Olympian) Rene Kirby
(actor)
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