Article Text

other Versions

Download PDFPDF
Pharmacological diagnosis of Horner's syndrome in the Emergency Department
  1. Jeremy O'Connor1,
  2. Martin Rochford2,
  3. Gerard O'Connor1,
  4. Noel Fanning3
  1. 1Department of Ophthalmology, Cork University Hospital, Cork, Ireland
  2. 2Accident & Emergency Department, AMNCH, Tallaght, Dublin, Ireland
  3. 3Department of Radiology, Cork University Hospital, Cork, Ireland
  1. Correspondence to Jeremy O'Connor, Department of Ophthalmology, Cork University Hospital, Wilton, Cork, Ireland; jeremyoconnor_ie{at}

Statistics from

Request Permissions

If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.


A 49-year-old woman presented to the Emergency Department (ED) with left upper eyelid ptosis and pupil constriction: ocular signs of Horner's syndrome (figure 1, panel A). She described a 10-day history of ipsilateral neck pain and hemicranial headache, with no history of trauma. Diagnosis of Horner's syndrome was confirmed by instilling one drop of …

View Full Text


  • Competing interests None.

  • Patient consent Obtained.

  • Provenance and peer review Not commissioned; not externally peer reviewed.