Bilateral temporal lobe T2 hyperintensity
Bilateral temporal lobe T2 hyperintensity refers to hyperintense signal involving the temporal lobes on T2 weighted and FLAIR imaging. It is a common finding on brain MRI and a wide range of differentials should be considered 1.
Causes include:
- neurodegenerative disease
- infections
- epileptic syndromes
- metabolic
- mitochondrial disorders
- vascular
- neoplastic
- paraneoplastic syndrome and/or autoimmune disease
- genetic disorder
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