LEAT

Low-grade epilepsy associated tumor.

Long-term epilepsy associated tumor.

Patients with LEATs in the temporal lobe frequently show cognitive impairments. Predictors for pre- and postoperative cognition mostly correspond to what is known for temporal lobe epilepsy and resections in general. However, different tumor types appear to be associated with different cognitive and seizure outcomes with astrocytoma as the least benefitted group 1).

1)
Vogt VL, Witt JA, Delev D, Grote A, von Lehe M, Becker AJ, Schramm J, Elger CE, Helmstaedter C. Cognitive features and surgical outcome of patients with long-term epilepsy-associated tumors (LEATs) within the temporal lobe. Epilepsy Behav. 2018 Sep 10;88:25-32. doi: 10.1016/j.yebeh.2018.08.028. [Epub ahead of print] PubMed PMID: 30212725.