Findings:
No intra- or extra-axial mass lesion or collection is identified. The midline structures are normal with no midline shift.
No sign of atrophy of the midbrain or the cerebellum.
Global cortical atrophy score: 1 – opening of sulci and mild ventricular enlargement.
Koedam score for parietal atrophy: 0 – no atrophy.
Mesial Temporal Atrophy: 3 – marked widening of the choroid fissure, moderate enlargement of the temporal horn, and moderate loss of hippocampal height.
Mild background small vessel ischaemic disease (Fazekas 1).
No loss of the grey-white matter junction is seen.
The visualised paranasal sinuses and mastoid air cells are clear.
No bony abnormality is seen.
Impression:
Moderate mesiotemporal atrophy (MTA score 3) suspicious of Alzheimer disease or limbic-predominant age-related TDP-43 encephalopathy (LATE).