Pupillary "dilatation lag" in Horner's syndrome.


1. Clinical examination will often fail to identify the presence of a unilateral Horner's syndrome. 2. Confirmation and localization of Horner's syndrome is of clinical prognostic value. 3. Cocaine testing provides confirmation of a Horner's syndrome, but it takes 45 min, is sometimes equivocal, and always delays the localizing hydroxyamphetamine test. 4… (More)


Cite this paper

@article{Pilley1975PupillaryL, title={Pupillary "dilatation lag" in Horner's syndrome.}, author={S F Pilley and H. S. Thompson}, journal={The British journal of ophthalmology}, year={1975}, volume={59 12}, pages={731-5} }