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1.4 DIAGNOSTIC PROCEDURE FOR CENTRAL NERVOUS SYSTEM 1 GENERAL (SIR YONG) -…
1.4 DIAGNOSTIC PROCEDURE FOR CENTRAL NERVOUS SYSTEM 1 GENERAL (SIR YONG)
1. Ix
CT Scan
MRI
EEG
2. CT SCAN
SERIES
of
X RAY IMAGES
frm
DIFF ANGLES
White colour in images could be
Bone
Blood
Tumour
Level of ct scan
Orbit
Sella Turnica
Thalamus
Lateral ventricle
If infarction - the colour would be deeper
Subdural hemorrhage - remember
PANTAI
Epidural hemorrhage - Outside brain
Subdural and Epidural can cause
MIDLINE SHIFTS
Bleeding
OCCUPY CRANIAL CAVITY
CEREBRAL EDEMA
x cause it
SPACE OCCUPY LESION (SOL)
- Unidentified that fill cranial cavity
Can be: Lesion/ Bleeding/ Infarction
Types of cerebral infarction
Total Anterior Circulation Infarction - TACI
Partial Anterior Circulation Infarction - PACI
Lacunar Infaction - LACI
Posterior Circulation - POCI
3. MRI
Req contrast
Contrast will form images of organ
Use magnet
Ensure pt not allergic to contrast
4. ELECTROENCEPHALOGRAM
Record electrical activity at nerves
Diff w
ELECTROMYOGRAPHY
Study about nerves at muscles
Use to diagnose
Sleep disorder
Encephalopathy
Brain dead
Vegetative
For child, it req sedation for they sleep because test cannot be disturb