tract

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Related to optic tract: optic radiation

tract

A parcel of real estate; usually refers to a large area of land.

References in periodicals archive ?
Swinging flashlight test: This is one of the most important objective tests for the detection and quantification of abnormalities of the retina, optic nerve, optic chiasm or optic tract.
The LGN is quite small and it is unusual for a lesion to involve the nucleus alone without encroaching on the optic tract or radiations either side of it.
Tumours may be unilateral or bilateral, affecting the optic nerves, optic tracts and/or chiasm.