ischemic penumbra

an area of moderate tissue damage surrounding a focus of primary damage due to inadequate blood supply (see ischemia). Tissues in the penumbra may be partly preserved due to collateral (alternative) blood flow from neighboring normal areas.

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Psychology term of the day

January 28th 2025

autophony

n. the hearing of one’s own voice reverberating inside one’s head. Autophony is usually caused by diseases of the middle ear, such as serous otitis media, a condition called patulous eustachian tube in which the eustachian tube remains open, or superior canal dehiscence. Also called autophonia; autophonic response.