OCT Tip 243 was originally published on October 14th, 2022.
A 22-year-old developed new floaters. Why?

Analysis
Here there is significant hyperrefectivity in the anterior to the retina. There is a very hyperreflective band anterior to the hemorrhage, consistent with the ILM. The hemorrhage is causing significant shadowing of the retina.
This patient was diagnosed with a sub-ILM hemorrhage secondary to proliferative retinopathy.
In this tip's accompanying 11 min. video, we'll review:
- The different locations of retinal hemorrhages
- The treatment of preretinal hemorrhages
- The differential diagnosis of preretinal hemorrhages

OCT Tip
In a patient with a boat-shaped hemorrhage always ask about the possibility of systemic disease and rule out a history of trigger factors for valsalva retinopathy.
Not receiving our tips yet? Subscribe to receive them straight to your inbox.