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dilation of the pupil in the abducting eye on extreme lateral gaze. This is present in only a small percentage of the normal population and has no known association with disease.
Synonym(s): Tournay sign
[Auguste Tournay, Fr. ophthalmologist, 1878–1969]
Dilatation of the pupil of the eye on unusually strong lateral fixation.
Tournay,Auguste, French ophthalmologist, 1878-1969.
Tournay phenomenon - dilation of the pupil in the abducting eye on extreme lateral gaze. Synonym(s): Gianelli sign; Tournay sign
Tournay sign - Synonym(s): Tournay phenomenon