When dry eyes turn into chronic eye pain, it may no longer be just a tear problem. Severe dry eye can evolve into neuropathic eye pain and neurotrophic keratitis due to corneal nerve damage and trigeminal nerve dysfunction.
Why do some people have intense eye pain with a normal exam, while others have corneal damage but feel nothing?
Dr. Joseph Allen is joined by cornea specialist Dr. Laura Periman and neuro-optometrist Dr. Jacqueline Theis to break down the science behind chronic ocular pain.
In This Episode You Will Learn
✅ Why dry eye can become chronic eye pain
✅ The role of inflammation in corneal nerve damage
✅ How neuropathic eye pain develops
✅ What neurotrophic keratitis really means
✅ Why anti-inflammatory treatment alone may not work
✅ How concussion and brain injury affect dry eye symptoms
✅ The connection between TMJ, neck tension, and eye pain
✅ Why chronic ocular pain needs emotional and sleep support
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Timestamps
00:00 When dry eye becomes chronic eye pain
02:21 Inflammation and corneal nerve damage
03:18 Neurosensory dry eye after brain injury
06:27 How the trigeminal nerve connects eye and brain
12:32 Chronic inflammation and hyperalgesia
17:17 Neurotrophic keratitis vs neuropathic pain
21:35 Trigeminal neuralgia and nerve treatment
23:12 Botox, bruxism, and referred eye pain
27:11 Proparacaine challenge test explained
35:07 Pain management medications and PRP
37:06 Anxiety, sleep, and chronic ocular pain
Key Takeaways
🔹 Dry eye can progress into chronic eye pain when corneal nerves become damaged
🔹 Neuropathic eye pain may exist even when the eye surface looks normal
🔹 Neurotrophic keratitis may cause damage without pain
🔹 Chronic ocular pain requires a team-based approach
About the Guests:
Dr Laura Periman Dry Eye Master
Board-certified ophthalmologist
Cornea and refractive surgery fellowship trained
Founder, Perryman Eye Institute, Seattle
LinkedIn: https://www.linkedin.com/in/lauraperiman/
Website: https://dryeyemaster.com/about-laura-periman/
Jacqueline Theis, OD, FAAO, FNAP
Residency-trained neuro-optometrist
Specialist in brain injury and neurosensory dysfunction
Practicing within a multidisciplinary brain injury center in Richmond, Virginia
LinkedIn: https://www.linkedin.com/in/jacqueline-theis-od-faao/
Website: https://concussioncarecentre.com/traumatic-brain-injury-specialists/jacqueline-theis/
Resources Mentioned
Website: Doctor Eye Health https://www.doctoreyehealth.com/
YouTube: Doctor Eye Health https://www.youtube.com/@DoctorEyeHealth
Instagram: @doctoreyehealth https://www.instagram.com/doctoreyehealth
TikTok: Doctor Eye Health https://www.tiktok.com/@doctoreyehealth
Facebook: Doctor Eye Health https://www.facebook.com/DoctorEyeHealth
LinkedIn: Dr. Joseph Allen https://www.linkedin.com/
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