Basic Neuroanatomy In Clinical Practice...2. Gambaran stroke perdarahan dan infrak 1. Infark ( akut...

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Basic Neuroanatomy In Clinical Practice Dr. dr. Rahadian Indarto Susilo, Sp.BS (K) Asclepio Edukasi Medika ©2020

Transcript of Basic Neuroanatomy In Clinical Practice...2. Gambaran stroke perdarahan dan infrak 1. Infark ( akut...

Page 1: Basic Neuroanatomy In Clinical Practice...2. Gambaran stroke perdarahan dan infrak 1. Infark ( akut dan kronik ) 2. SAH 3. IVH 3. Gambaran trauma kepala 1. EDH 2. SDH →kontracoup

Basic Neuroanatomy In Clinical Practice

Dr. dr. Rahadian Indarto Susilo, Sp.BS (K)

Asclepio Edukasi Medika ©2020

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Review singkat (banget) NEUROANATOMISesi 1

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Outline

1. Konsep 3D dalam memahami Neuroanatomi

2. Embriology

3. Supratentorial

4. Infratentorial

5. Sistem Arteri dan Vena

6. Aliran CSF dan Sistem Ventrikel

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1. Konsep 3D dalam memahamiNeuroanatomi

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KUNCINYA ADALAH MENGAPLIKASIKAN PENGETAHUAN NEUROANATOMI KITA MENJADIKONSEP 3 DIMENSI DIDALAM PIKIRAN KITA

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sisiLateral

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sisimedial

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coronal

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axial

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Brainstem dan Nervus Kranialis

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Cerebellum

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2. Embriologi

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4-5 weeks

7-8 weeks

Early week 2

Mid week 4

NEURULATION

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Neuroembriologi Dasar Otak

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3. Supratentorial4. Infratentorial

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5. Sistem Arteri dan Vena

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Sistem Arteri

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Sistem Arteri

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Cerebral Arterial Territory

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Vaskularisasi Otak

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Vaskularisasi Otak

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Sistem Vena Otak

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6. SISTEM VENTRIKEL DAN ALIRAN LCS

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Sistem Ventrikel dan Sirkulasi CSF

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Quiz 1

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QUIZ 1.1

Yang ditunjuk nomor 1 adalaha. Lobus Frontalb. Lobus Parietalc. Lobus Temporald. Lobus Occipital

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QUIZ 1.2

Yang ditunjuk nomor 2 adalaha. Lobus Frontalb. Lobus Parietalc. Lobus Temporald. Lobus Occipital

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QUIZ 1.3

Yang ditunjuk nomor 4 adalaha. Tentoriumb. Cerebellumc. Falxd. Brainstem

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QUIZ 1.4

Yang ditunjuk nomor 6 adalaha. Lobus Frontalb. Lobus Parietalc. Lobus Temporald. Lobus Occipital

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A

B

C

D

E

F

G

H

??

?

?

?

Yang ditunjuk huruf D adalaha. Gyrus Precentralb. Sulcus Centralisc. Gyrus Postcentrald. Sulcus Sylvian

QUIZ 1.5

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A

B

C

D

E

F

G

H

??

?

?

?

Yang ditunjuk huruf F adalaha. Gyrus Precentralb. Sulcus Centralisc. Gyrus Postcentrald. Sulcus Sylvian

QUIZ 1.6

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A

B

C

D

E

F

G

H

??

?

?

?

Yang ditunjuk huruf H adalaha. Lobus Frontalb. Lobus Parietalc. Lobus Temporald. Lobus Occipital

QUIZ 1.7

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Nomor 4 adalaha. Arteri Cerebri Anteriorb. Arteri Cerebri Mediac. Arteri Cerebri Posteriord. Arteri Karotis Interna

QUIZ 1.8

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Nomor 8 adalaha. Arteri Vertebralisb. Arteri Spinalisc. Arteri Basilarisd. Arteri Karotis Interna

QUIZ 1.9

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1

3

2

4

5

6

Nomor 2 adalaha. Ventrikel Lateralb. Foramen Monroec. Ventrikel 3d. Ventrikel 4

QUIZ 1.10

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1

3

2

4

5

6

Nomor 5 adalaha. Ventrikel 3b. Cerebral Aquaductc. Foramen Lushckad. Ventrikel 4

QUIZ 1.11

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Sesi 2

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Aplikasi Neuroanatomi dalamPemeriksaan ImagingSesi 2

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Outline

1. Konsep dasar pemeriksaan imaging 1. X ray Based

1. Skull2. CT3. DSA

2. Magnetic Based

2. Jenis potongan dalam pemeriksaan imaging

3. Gambaran normal pada CT scan 1. Tulang2. Cerebral dan cerebellum 3. Vaskularisasi

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1. Konsep dasar pemeriksaanimaging

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X - ray

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Skull X-ray

• Foto kepala atau skullbiasanya dilakukan padapasien post traumacapitis, pasien dicurigaikelainan pada sinusmaupun mastoid.

• Foto skull jarangdilakukan pada pasiendengan kelainan sarafpusat

• Sudah ditinggalkankarena ada imaging lainseperti CT Scan dan MRI

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CT Scan

• Imaging x ray based denganmultipel potongan/ slice

• Bisa 3D rekonstruksi

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*taken before pandemics

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*taken before pandemics

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Brain window vs Bone Window

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Digital Subtraction Angiography

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MRI (Magnetic Resonance Imaging)

• Menggunakan medan magnet

• Baik dalam mengevaluasi soft tissue

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2. Jenis potongan dalampemeriksaan imaging

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3. Gambaran normal CT Scan

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Bone Window

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Bone Window

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Cerebellum

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Identifikasi :

1. ventrikel2. sulcus3. MLS

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Coronal

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Sagittal

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CT Angiography → ARTERI

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CT Venography

VENA

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Digital SubstractionAngiography(DSA)

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Quiz 2

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Urutkan POTONGAN SAGITAL – CORONAL – AXIAL:

A. 3 – 1 – 2 B. 3 – 1 – 1 C. 2 – 3 – 1D. 2 – 1 – 3

QUIZ 2.1

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YANG DITUNJUK ADALAH:

A. AREA BROCAB. MASIH TERMASUK LOBUS FRONTALC. SUDAH TERMASUK LOBUS TEMPORALD. LOBUS FRONTOPARIETAL

QUIZ 2.2

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YANG SESUAI ADALAH:

A= ANTERIOR, B= POSTERIORA= POSTERIOR, B= ANTERIORA= DORSAL, B= VENTRAL A= SUPERIOR, B= INFERIOR

QUIZ 2.3

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YANG DITUNJUK ADALAH:

A. LOBUS OCCIPITALB. LOBUS FRONTALC. LOBUS TEMPORALD.LOBUS PARIETAL

QUIZ 2.4

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YANG DITUNJUK:

A= FORAMEN MONROE, B= VENTRIKEL LATERAL KANANA= VENTRIKEL LATERAL, B= FORAMEN MONRO KIRIA= VENTRIKEL LATERAL, B= FORAMEN MONRO KANANA= FORAMEN MONROE, B= VENTRIKEL LATERAL KIRI

QUIZ 2.5

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YANG DITUNJUK ADALAH:

A. VENTRIKEL LATERALB. VENTRIKEL IVC. AQUDUCTUS SYLVIID.FORAMEN MONROE

QUIZ 2.6

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MEDULA OBLONGATA –MESENCEPHALON – PONS:

A. 1 -2 - 3B. 3 - 1 - 2C. 2 - 1 - 3D. 3 - 2 - 1

QUIZ 2.7

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YANG DITUNJUK ADALAH:

A. VENTRIKEL LATERALB. VENTRIKEL IVC. Fissura SYLVIID.FORAMEN MONROE

QUIZ 2.8

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1

32

YANG DITUNJUK NOMOR 1 ADALAH:

A. Arteri Karotis InternaB. Arteri Cerebri AnteriorC. Arteri Cerebri MediaD. Arteri Cerebri Posterior

QUIZ 2.9

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1

53

2

4

YANG DITUNJUK NOMOR 4 ADALAH:

A. Arteri Posterior CerebriB. Arteri Cerebelli SuperiorC. Arteri Posterior Inferior CerebelliD. Arteri Basilaris

QUIZ 2.10

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Sesi 3

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Tips untuk MengidentifikasiGambaran Patologis pada CT ScanSesi 3

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Outline 1. Gambaran umum patologis dalam CT

1. Densitas→ DOT ( HU unit )

2. Gambaran stroke perdarahan dan infrak1. Infark ( akut dan kronik )2. SAH 3. IVH

3. Gambaran trauma kepala1. EDH2. SDH → kontracoup . Akut dan kronik3. ICH dan kontusional

4. Gambaran tumor otak1. Efek massa + MLS 2. Perbedaan kontras dan tanpa kontras3. Kasus : meningoma , pituitary adenoma dan glioma

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Gambaran patologis umumpada CT Scan

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Densitas pada CT Scan

M.H. Lev, R.G. Gonzalez, in Brain Mapping: The Methods (Second Edition), 2002

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Stroke Perdarahan Vs. Infark

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Hipodens

Hiperdens

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Hyper Acute vs Acute vs Chronic Infarct

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Stroke Perdarahan

Tipikal ICH Hipertensive Malformasi vascular susp aneurisma

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Spontaneus SAH

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ICH KortikalSusp. AVM

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Volume

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CT Scan Hiperakut Stroke

Hyperdense Vessel Sign Intraluminal thrombus

Loss of insular ribbon sign Cytotoxic edema

Obscuration lentiform nucleus Cytotoxic edema

Loss of Gray – White matter distinction Cytotoxic edema

Area hypoattenuation Irreverible tissue damage

Sulcal effacement Mass effect

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Gambaran Trauma Kepala

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Epidural HematomaSCALP Hematom Biconvex Coupe Fracture

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1. Volume2. midline shift

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Subdural Hematoma• Pria 58 tahun datang ke IGD dengan

penurunan kesadaran setelah terjatuhdari tangga dirumahnya

Biconcave

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SDH Acute → Sub-acute → chronic

Acute Sub-acute Chronic

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COUP AND COUNTRA COUP SDH

SCALP HematomeLesi countra coupe

SCALP HematomeLesi countra coupe

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MidlineShift(MLS)

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ICH vs. KontusionalDisebut ICH jika volume > 5 cc atau diameter >2 cm,

Kontusio jika volume < 5 cc atau diameter < 2cm

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Traumatic ICH

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Gambaran Tumor Otak

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Tumor Otak Ekstra-aksial

Efek massa Efek massa

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Meningioma

Pre Contrast

Post Contrast

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Tumor Otak Intra-aksial→ GLIOMA

Edema Tumor Pre kontras Post kontras

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CT Scan TUMOR pada Fossa Posterior

Pre kontras Post kontrasHYDROCEPHALUS

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CT Scan DAN MRI

EDEMA PERITUMORAL KALSIFIKASI

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Macroadenoma Hipofisis

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Macroadenoma Hipofisis

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Quiz 3

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QUIZ 3.1

KEGAWATAN PADA KASUS TERSEBUT ADALAH:

A. PERDARAHAN SUPRATENTORIAL

B. PERDARAHAN INFRATENTORIAL

C. HYDROCEPHALUSD.B DAN C BENAR

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QUIZ 3.2

KEGAWATAN PADA KASUS TERSEBUT ADALAH:

A. PERDARAHAN SUPRATENTORIAL

B. PERDARAHAN INFRATENTORIAL

C. HYDROCEPHALUSD.A DAN C BENAR

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QUIZ 3.3PERDARAHAN APAKAH TERSEBUT?

A. EPIDURAL HEMATOMB. SUBDURAL HEMATOM AKUTC. SUBARACHNOID HEMATOMD.INTRAVENTRIKULAR

HEMATOM

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QUIZ 3.4

KELAINAN PATOLOGIS YANG TAMPAK PADA FOTO TERSEBUT

A. HYDROCEPHALUSB. SUBDURAL HEMATOM

KRONISC. TUMOR CEREBRID.A DAN B BENAR

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QUIZ 3.5

ETIOLOGIS YANG TEPAT PADA KASUS TERSEBUT ADALAH

A. STROKE PERDARAHANB. MENINGIOMAC. GLIOMAD.STROKE INFARK