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CT SCAN Sumber energi sinar X

 Gabungan dari beberapa komponen : sinar Xyang diteruskan oleh detektor untuk

ditampilkan pada viewing pada monitor

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Potongan axial

Potongan oronal !! pada kasus tertentu

 San diawali !! TANPA "#NT$AS

 "#NT$AS !! %&S'( A)S&S * T+,#$

 Sanning post kontras !! menurunkan dosisradiasi pada kasus pediatrik

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-

C$AN'+, X $A.

/raktur linear !! garis ta0am

/raktur impressi!! 1raktur linear ke dalam

/raktur diastasis !! /raktur disertai suturayg melebar

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 CT SCAN ditemukan 2345

 Gambaran radiologik :

2-6ypodens!!hitam ( daerah yg berisi

airan7-'sodens !! 0aringan

parenkim otak sendiri

8-6yperdens !! padat( kalsi9kasi danperdarahan

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6#+NS/'&%;S +N'TAT&N+AS'

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CT SCAN A)N#$,A% &"ST$A"$AN'A%

 'NT$A"$AN'A%

  !!intraaxial : intraparenkim

otak!!meningioma!!extraaxial : diluar

  parenkim #tak !! daerah salp

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P&$A$A6AN

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Arrowheads point to the epiduralhematoma( whih is a olletion o1blood between the skull and the dura-Arrow points to shi1t o1 midline to theright-

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Subarachnoid Hemorrhage SubduralHemorrhageArrowheads point to subarahnoid blood in the suli

and SA spae-)lak arrow points to subdural blood-

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!iagnosis" Acute #ntracerebral HematomaAute intraerebral hematoma within the right temporal lobe arrowB withsurrounding edma &B-

5 year=old patient with melanoma- 6emorrhage is 1rom metastati tumorbleed- Aute hematoma is seen by non=ontrast imaging as an area o1high density- CT an detet aute intraerebral blood as small as 7mm(due to ontrast between high density o1 blood and low density o1surrounding brain arrowsB-

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C&$E'CA%

=T6#$A"#%+,)A% P#S'S' :

  2-AP

  7-%ateral  8-#bliF

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 T6AN" .#+