Posterior Segment

Background: A vitreous hemorrhage is a common conditions with a variety of causes. It occurs when a bleed happens within the vitreous, anterior to the posterior vitreous face. Symptoms tend to vary according to severity of the bleed. A...

Background: Asteroid hyalosis is a common degenerative process that occurs when calcium pyrophosphate particles, or calcium phosphate soaps, collect within the gel portion of the vitreous. These particles attach to collagen fibrils...

 Background: A choroidal melanoma is a malignant tumor of choroidal melanocytes. The melanin-containing cells in the choroid become malignant and grow underneath the RPE. This type of tumor is the most common primary intraocular...

Kearns-Sayre Syndrome   My ocular disease professor once told our class, “It’s not rare if it’s in your chair.” He explained that if a patient manifested signs or symptoms of diseases such as uncommon syndromes, retinal...

Retroillumination   Retroillumination from the fundus is a quick and easy way to examine the lens, iris, and cornea. The red reflex, the reflection of light off the back of the eye, can be used to highlight opacities in the cornea...