Do you avoid the slit lamp at all costs because it intimidates you?  Start getting comfortable with the components of the Weiss SL 120 Slit Lamp in this guide.  

Today, we're recycling an oldie but goodie: A simple algorithm to determine the cause of a red eye.  

A 65 year old female with a history of hyperopia presents to the ED with acute onset unilateral eye pain, redness, and blurry vision associated with headache and nausea. She had just arrived at a movie theater when the symptoms began. On exam you see conjunctival injection, mid-fixed pupil, and a hazy cornea.

A 21 year old female presents to the ED with bilateral eye redness and discharge that started today. She reports her symptoms have rapidly progressed since this morning. During your exam, she frequently wipes purulent material from her eyes, which have severe chemosis and injection.

A 52 year old male presents to the ED with acute onset unilateral eye pain after an accidental splash into his eye while cleaning with an ammonia-based solution. He is noted to have a hazy cornea and faint blurring of the pupillary margin.

Last week, we learned the basics on how to perform an ocular ultrasound and what a normal eye looks like on ultrasound.  This week, we cover 5 eye pathologies that are easy to diagnose with use of ultrasound.

Here is your quick reference guide on how to perform a basic ocular ultrasound.  Check in next week for diagnosis of ocular pathologies utilizing ultrasound!

Question: Are anesthetic eye drops (proparacaine, tetracaine, etc.) for corneal abrasions effective for pain control AND safe to prescribe after discharge from the emergency department?

60 yo w/ hx insulin dependent diabetes, HTN, HLD, presents to the ED complaining of double vision and drooping eyelid for 3 days. POC glucose 359. CTH w/o and CTA head negative. What's the likely diagnosis?

Quick and dirty on orbital cellulitis