R R

What Is a Jones Secondary Dye Test?

Jones secondary dye test is a tear drainage test that checks whether fluorescein dye can move through the lacrimal passages and reach the nose. An eye doctor often considers it when a first dye test does not show dye in the nose or results feel unclear. Fluorescein is placed in the eye, then the drainage system is flushed while looking for dye in nasal fluid. Dye recovery can suggest partial flow with a blockage farther down the tear pathway. No dye recovery can point toward a blockage closer to the punctum or canaliculi, although false results can happen.

Link to This Resource Page

Provide a valuable resource to your clients or customers by linking to this resource page. Just place the following link on your website.

To display this...

What Is a Jones Secondary Dye Test?

Jones secondary dye test is a tear drainage test that checks whether fluorescein dye can move through the lacrimal passages and reach the nose. An eye doctor often considers it when a first dye test does not show dye in the nose or results feel unclear. Fluorescein is placed in the eye, then the drainage system is flushed while looking for dye in nasal fluid. Dye recovery can suggest partial flow with a blockage farther down the tear pathway. No dye recovery can point toward a blockage closer to the punctum or canaliculi, although false results can happen.

read more about jones secondary dye test ...

Copy this HTML:

Copy HTML Copied!

Why Might an Eye Doctor Order a Jones Secondary Dye Test?

Watery eyes can come from irritation that makes extra tears or from a drainage problem that keeps tears from leaving the eye. A Jones secondary dye test focuses on the drainage side of the problem. The goal is to see whether dye that was placed on the eye surface can be recovered after flushing the tear passages. This can help narrow down where a blockage sits and guide the next test. Many clinics also pair this with a full eyelid and tear film exam, since dryness and lid problems can mimic blockage.

How Is a Jones Secondary Dye Test Performed?

An eye doctor usually uses numbing drops and simple office tools for this test. The exact steps vary by clinic and by the patient's anatomy.

  • Place fluorescein dye in the eye and wait a short time for natural drainage.
  • Check the nose for dye from the first phase of testing.
  • Flush the tear drainage system with sterile saline through the punctum.
  • Collect fluid from the nose or throat area and look for fluorescein.
  • Note where resistance occurs during irrigation and whether reflux happens.

What Do Jones Secondary Dye Test Results Mean?

If fluorescein shows up after irrigation, the dye reached part of the drainage system but did not exit normally on its own. That pattern can fit partial obstruction, narrowed passages, or a pump issue tied to eyelid position. If no dye is recovered, blockage higher in the system is possible, such as the punctum or canaliculi. Results need context because dye can be diluted, and collection in the nose can miss small amounts. A doctor can follow with probing, imaging, or endoscopy if symptoms persist.

When Should Excess Tearing Get Medical Care?

Schedule an eye exam if tearing lasts more than a couple of weeks or keeps coming back. Seek care sooner if pain, thick discharge, swelling near the inner corner, or fever shows up. Sudden light sensitivity, a scratched feeling, or blurred vision can signal corneal involvement that needs quick evaluation. Recent eye injury, chemical exposure, or a foreign body also needs prompt attention. An eye doctor can check for infection, eyelid misdirection, dry eye, and tear duct blockage in the same visit.

Frequently Asked Questions About Jones Secondary Dye Test

Is the Jones Secondary Dye Test the Same as a Fluorescein Dye Disappearance Test?

No. A fluorescein dye disappearance test checks how fast dye clears from the tear lake on the eye surface without flushing the tear passages. A Jones secondary dye test involves irrigation and attempts to recover dye from the nose. Both tests look at tear drainage, but the setup and interpretation differ. An eye doctor chooses the test based on symptoms, age, and exam findings.

Does the Jones Secondary Dye Test Hurt?

Numbing drops reduce pain for most people. A person might feel pressure, watering, or a brief stinging sensation during irrigation. Discomfort often lasts only minutes, though the nose can feel irritated for a short time. Tell the clinician about severe pain, since that can signal a problem such as canalicular injury or infection.

Can Contact Lenses Affect Dye Tests?

Yes. Contact lenses can absorb fluorescein and make the dye look uneven on the eye, which can confuse interpretation. Contact lenses should be removed before testing and kept out until the eye surface feels normal again. Bringing a storage case and glasses makes the visit easier. A clinician can share guidance on when it is safe to wear contacts again.

What Happens After an Abnormal Jones Secondary Dye Test?

An abnormal result usually leads to another step that pinpoints the blockage site. An eye doctor might repeat irrigation, perform probing, order imaging, or refer to an oculoplastic specialist for further evaluation. Treatment depends on cause and can range from lid care and dry eye treatment to procedures that open or bypass a blocked tear duct. Persistent tearing still needs a full eye exam to rule out surface irritation that triggers reflex tearing.

References

1. Epiphora Clinical Testing. StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/NBK559267/. Published 2023.

2. Assessment of the Watery Eye. StatPearls Publishing. https://www.ncbi.nlm.nih.gov/books/NBK559595/. Published 2024.

3. The Tearing Patient: Diagnosis and Management. American Academy of Ophthalmology. https://www.aao.org/eyenet/article/tearing-patient-diagnosis-management. Published June 1, 2009.

4. Evaluation of the Lacrimal Drainage System. National Library of Medicine. https://pubmed.ncbi.nlm.nih.gov/698062/. Published 1978.

5. A Modified Jones Test: Lacrimal Scintigram Correlation. National Library of Medicine. https://pubmed.ncbi.nlm.nih.gov/21498590/. Published 2011.