What is the role of dye disappearance testing in the workup of dacryocystitis?

Updated: Oct 08, 2019
  • Author: Grant D Gilliland, MD; Chief Editor: Edsel Ing, MD, MPH, FRCSC  more...
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A somewhat subjective test, it is used to assess the disappearance of fluorescein dye when placed in the eye. The ocular surface is evaluated at the slit lamp to determine disappearance of the fluorescein dye. This test is useful in children.

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