Neuroradiology 2 Flashcards
1
Q
What is the differential diagnosis of a subacute onset of weakness in an older person?
A
Neoplasm
- Glioma
- Metastasis
2
Q
What does vasogenic oedema look like on MRI?
A
Finger-like projections
Not wedge-shaped
Not in single vascular distribution
3
Q
What is the differential diagnosis for a 53-year-old female who presents with a 3 week history of worsening headache and visual field defects?
A
Intracranial mass lesions, including cerebral neoplasm compressing visual pathway tracts Unlikely, due to subacute onset - Migraine - Infarction - Intracranial infection
4
Q
What sort of visual field defect does a pituitary macro-adenoma produce?
A
Bitemporal hemi-anopia
5
Q
What is the differential diagnosis for a hypodense intrasellar mass?
A
Pituitary adenoma Rathke's cleft cyst Craniopharyngioma Aneurysm Histiocytosis Metastatic tumour
