Neuroradiologyinteractive lecture

366 RAD (Radiology)

Prof. Ibrahim A. Alorainy

Skull X-RAY LAT. VIEW

LSKULL PA VIEW

Name the structures

Which is true on this brain CT regarding anatomy:

A. Internal capsuleB. Caudate headC. Cerebral peduncleD. PutamenE. ThalamusF. 4th ventricle

Which is true in CT?

A. Bone is blackB. CSF is blackC. Gray matter is darker than white matterD. Gray and white matter can not be differentiated

Name the structures

Contraindication of MRI include all the following EXCEPT:

A. cardiac pacemakerB. cochlear implantsC. metal close to the eyeD. neurostimulatorsE. pregnancy (3rd trimester)

MRI diffusion (DWI) is particularly helpful in assessment of:

A. Brain infarctionB. Brain abscessC. Brain tumorsD. Hydrocephalus

MRI Diffusion..

DWI ADC map

MR diffusion

Very helpful in assessment of:

•Early brain infarction.

•Brain abscess.

•Certain types of brain tumor.

Which of the following is true?

A. This is CTA studyB. This is MRA studyC. This can only be done with contrastD. This is good to diagnose cerebral

venous thrombosis

An MRI showed intra-axial lesion that is necrotic, irregular, strongly enhancing, and crossing midline. This lesion is most likely:

A. MeningiomaB. InfarctionC. Multiple sclerosisD. Glioblastoma multiforme

The lesion on this CT is:A. MeningiomaB. AbscessC. Multiple sclerosisD. Glioblastoma multiforme

The lesion on this MRI is:A. MeningiomaB. InfarctionC. MetastasisD. Abscess

Which of the following is true about the lines of the cervical spine?

A. Red is intervertebral lineB. Brown is posterior spinous line C. Green is spinolaminar lineD. Blue is posterior vertebral line

This MRI of the spine shows:

A. MeningoceleB. Extradural tumorC. DiscitisD. Vertebral fusion

Patient A Patient B Patient C

Normal control Patient

What is the difference?

DWIFLAIRT2WI

This MRI shows an infarction in the right basal ganglia.The infarction is:

A. Acute (recent)B. Chronic (old)C. HemorrhagicD. In PCA territory

DWIFLAIRT2WI

This patient is most likely to have:A. Left monoplegiaB. Left hemiplegiaC. DiplegiaD. No symptoms

This CT shows:

A. Subdural hematomaB. Subarachnoid hemorrhageC. Intraventricular hemorrhageD. All of the above

The hematoma pointed by the arrow is:

A. Acute epiduralB. Chronic epiduralC. Acute subduralD. Chronic subduralE. None of the above

This CT shows:

A. Acute PCA infarctB. Chronic ACA infarctC. Subarachnoid bleedingD. MeningiomaE. Abscess

Thank you