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Live Lectures

Here is my collection of eye lectures given live at various ophthalmology conferences. The “slit lamp exam” video is most useful for new students, while the “exploding eye lecture” is the most entertaining.

Cranial Nerve Palsies (Video)
  • Timothy Root, MD
  • 74
A "super" lecture explaining the difference between 3rd, 4th, and 6th nerve palsies!
Exploding Eye Lecture (Video)
  • Timothy Root, MD
  • 28
Learn how fire, acids, paintball guns and fireworks damage the eye. This lecture is explosive!
Comparative Eye Anatomy Video
  • Timothy Root, MD
  • 19
Understanding human eye anatomy by examining the variations found in nature.
Slit Lamp Exam (Video)
  • Timothy Root, MD
  • 131
A humorous 24-minute guide to the slit-lamp eye exam. Every student needs to see this!
Tropias and Phorias (Video)
  • Timothy Root, MD
  • 67
Finally! A good explanation of motility problems and how to measure them.
Retinoscopy Lecture (Video)
  • Timothy Root, MD
  • 98
The hardest skill to understand and master. Root makes it easy!
Pediatric Eye Exam (Video)
  • Timothy Root, MD
  • 19
A short and humorous review of the child eye exam.
Cartoon Cataract Surgery (Video)
  • Timothy Root, MD
  • 45
Surgery is explained using a cartoon model, followed by live demonstration.
Cataract Presentation (Video)
  • Timothy Root, MD
  • 45
The history of cataract surgery and how it has advanced.
Optics Concepts Lecture
  • Timothy Root, MD
  • 24
Explaining optics concepts like diopters, astigmatism, and glasses.
Eye Trauma Lecture
  • Timothy Root, MD
  • 13
Abrasions, Lacerations, chemical burns, and open globes.
Eye Exam Tricks for Tricky Patients
  • Timothy Root, MD
  • 41
Advanced eye tricks for difficult and challenging patient encounters.

OphthoBook “Chapter” Lectures

These are the chapter lectures that correspond with the chapters from OphthoBook. I recorded these 15 years ago, so you’ll find the early chapters a little primitive. However, I think you’ll still find a lot of useful content and the content corresponds perfectly with the textbook.

Introduction to Optics (Video)
  • Timothy Root, MD
  • 115
The basic optics you need to know to understand glasses prescriptions.
Eye Trauma Lecture
  • Timothy Root, MD
  • 38
Common eye trauma like corneal abrasions, lid lacerations, and globe rupture.
Pediatric Ophthalmology (Video)
  • Timothy Root, MD
  • 83
The weird things we check with kid eye exams.
Neuro-Ophthalmology Lecture 1
  • Timothy Root, MD
  • 143
Eye movements, nerve palsies, and localizing neurologic lesions.
Common Eye Infections Video
  • Timothy Root, MD
  • 57
All the eye infections you can stomach.
Retina Basics Video
  • Timothy Root, MD
  • 69
From diabetic retinopathy to detachments.
Introduction to Glaucoma Video
  • Timothy Root, MD
  • 87
Chronic glaucoma and acute glaucoma.
Anatomy of the Eye Video
  • Timothy Root, MD
  • 122
You need to learn the anatomy first to understand the eye.
History and Physical of the Eye Video
  • Timothy Root, MD
  • 88
The ocular HPI and exam documentation.

Slit-Lamp Videos

This collection of slit lamp videos covers a lot of the basic pathology a student might see.  Most of these videos are available for download for inserting into PowerPoint presentations. This collection was originally called the Root Atlas.

Lids and Lacrimation

Pyogenic Granuloma of the Eyelid (video)
  • Timothy Root, MD
  • 8
Red bump on inner eyelid, usually from chalazion.
Meibomian gland dysfunction causing blepharitis (Video)
  • Timothy Root, MD
  • 18
MGD with blocked glands causing blepharitis and dry eye.
Munson’s sign in keratoconus (Video)
  • Timothy Root, MD
  • 6
A notch in the lower lid from KCN.
Eyelid epithelial inclusion cyst (Video)
  • Timothy Root, MD
  • 14
A keratin-filled cyst.
Anatomy of the lacrimal punctum (Video)
  • Timothy Root, MD
  • 6
The opening to the nasolacrimal system.
Punctal plugs in the eye (Video)
  • Timothy Root, MD
  • 2
A tiny silicone stopper for the punctal opening.
Glaucoma Drop Side Effects (Video)
  • Timothy Root, MD
  • 4
The effect of prostaglandin drops on eyelashes.
Draining chalazion of the eyelid (Video)
  • Timothy Root, MD
  • 9
Pushing on a friend's chalazion.

Conjunctiva and Sclera

Superior oblique myokymia (Video)
  • Timothy Root, MD
  • 12
A rhythmic twitching of the eye. It's subtle.
Pyogenic granuloma on the conjunctiva (Video)
  • Timothy Root, MD
  • 4
These bumps are normally harmless and react well to steroids.
Conjunctival inclusion cyst (Video)
  • Timothy Root, MD
  • 3
Harmless (but annoying) fluid filled cyst.
Conjunctival chemosis from eye allergy (Video)
  • Timothy Root, MD
  • 14
Impressive swelling from allergic inflammation.
Trabeculectomy Blebitis Infection (Video)
  • Timothy Root, MD
  • 3
A nasty infection years after glaucoma surgery.
Trabeculectomy Bleb Leak (Video)
  • Timothy Root, MD
  • 2
Seidel positive leak.

Cornea

Band Keratopathy EDTA chelation (Video)
  • Timothy Root, MD
  • 27
Amiodarone Verticillata – Whorl Keratopathy (Video)
  • Timothy Root, MD
  • 7
Terrien’s Marginal Degeneration (Video)
  • Timothy Root, MD
  • 44
Staph marginal keratitis (Video)
  • Timothy Root, MD
  • 6
Phlyctenule reaction on the cornea (Video)
  • Timothy Root, MD
  • 8
Foreign body removed from cornea with a needle (Video)
  • Timothy Root, MD
  • 2
Epithelial Ingrowth after Lasik (Video)
  • Timothy Root, MD
  • 1
HSV herpetic dendritic ulcer on cornea (Video)
  • Timothy Root, MD
  • 4
Corneal guttata from Fuch’s dystrophy (Video)
  • Timothy Root, MD
  • 30
Fungal corneal ulcer (Video)
  • Timothy Root, MD
  • 7
Removing a metal foreign body from the cornea (Video)
  • Timothy Root, MD
  • 37
EKC adenovirus causing viral conjunctivitis (Video)
  • Timothy Root, MD
  • 5
DSEK corneal transplant problems (Video)
  • Timothy Root, MD
  • 3
DLK scar under a lasik flap (Video)
  • Timothy Root, MD
  • 4
Corneal Dellen after cataract surgery (Video)
  • Timothy Root, MD
  • 2
Corneal laceration that’s seidel positive (Video)
  • Timothy Root, MD
  • 5
Corneal lens implant (Video)
  • Timothy Root, MD
  • 1

Anterior Chamber

Retained lens material after cataract surgery (Video)
  • Timothy Root, MD
“Cell and flare” in the eye (Video)
  • Timothy Root, MD
  • 33
Perfluoron in the anterior chamber (Video)
  • Timothy Root, MD
  • 2
Hypopion layering in the eye (Video)
  • Timothy Root, MD
  • 3
Hyphema of the eye (Video)
  • Timothy Root, MD
  • 7
Hyphema eye paracentesis (Video)
  • Timothy Root, MD
  • 7
KP (keratic precipitates) on the back of the cornea (Video)
  • Timothy Root, MD
  • 2
Gonioscopy with lens haptic (Video)
  • Timothy Root, MD
  • 1
Granulomatous Keratic Precipitates KP (Video)
  • Timothy Root, MD
  • 11

Iris

Iris Prolapse after Cataract Surgery (Video)
  • Timothy Root, MD
  • 6
How to perform a Laser Iridotomy (Video)
  • Timothy Root, MD
  • 20
Rizzuti’s corneal light reflex seen in keratoconus (Video)
  • Timothy Root, MD
  • 5
Neovascularization of the Iris (Video)
  • Timothy Root, MD
  • 2
Iris coloboma (Video)
  • Timothy Root, MD
  • 1
Ectropion uvea of the iris (Video)
  • Timothy Root, MD
  • 3

Lens

Severe Pseudoexfoliation Syndrome (Video)
  • Timothy Root, MD
  • 14
Elschnig pearl formation (Video)
  • Timothy Root, MD
  • 5
Lens subluxation with vitreous (Video)
  • Timothy Root, MD
  • 3
Lens sutures seen in the eye (Video)
  • Timothy Root, MD
  • 3
Mature cataract in the eye (Video)
  • Timothy Root, MD
  • 1
Nuclear Sclerotic Cataract (Video)
  • Timothy Root, MD
  • 2
Hypermature Morgagnian Cataract
  • Timothy Root, MD
  • 3
Anterior Polar Cataract (Video)
  • Timothy Root, MD
  • 5

Vitreous

Video: Asteroid Hyalosis
  • Timothy Root, MD
  • 26

Retina

Ultrasound of the eye (Video)
  • Timothy Root, MD
  • 3
Spontaneous venous pulsations (Video)
  • Timothy Root, MD
  • 16
Retinal detachment viewed from the slitlamp (Video)
  • Timothy Root, MD
  • 10
90-diopter view of the retina (Video)
  • Timothy Root, MD
  • 10

Fundamentals

Using a lensometer to check glasses (Video)
  • Timothy Root, MD
  • 68
Goldman Applanation Mires for Glaucoma (Video)
  • Timothy Root, MD
  • 18

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