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Peripheral retinal nonperfusion associated with essential thrombocytosis
S Nobacht1, J R Cruysberg, A F Deutman
1Institute of Ophthalmology, University Hospital Nijmegen, The Netherlands.
American Journal of Ophthalmology
|February 5, 1999
Summary
Essential thrombocythemia can cause serious eye problems like vitreous hemorrhage and retinal neovascularization in young adults. Early diagnosis and treatment are key for managing these vision-threatening complications.
Area of Science:
- Ophthalmology
- Hematology
Background:
- Essential thrombocythemia (ET) is a myeloproliferative neoplasm characterized by elevated platelet counts.
- Ocular manifestations of ET are rare but can be severe, impacting vision.
Observation:
- A 24-year-old male presented with acute vitreous hemorrhage in his right eye.
- Ocular examination revealed an avascular peripheral retina with significant capillary nonperfusion and neovascularization.
Findings:
- Fluorescein angiography confirmed peripheral retinal ischemia and "sea fan" neovascularization.
- Blood work identified thrombocytosis as the likely cause, with no other systemic diseases detected.
Implications:
- This case highlights ET as a potential cause of retinal neovascularization and vitreous hemorrhage in young, otherwise healthy individuals.
- Prompt diagnosis and management, including laser photocoagulation and aspirin therapy, are crucial for preserving vision in patients with ET-related retinopathy.