Iris implantation cysts growth five decades after trauma
Colya N Englisch1,2,3, Karl T Boden1, Clemens N Rudolph1
1Eye Clinic Sulzbach, Knappschaft Hospitals, 66280 Sulzbach/Saar, Germany.
American Journal of Ophthalmology Case Reports
|April 29, 2025
Summary
Implantation cysts of the iris, rare benign lesions, can manifest decades after childhood trauma. This case highlights delayed presentation and successful surgical management of iris cysts.
Area of Science:
- Ophthalmology
- Pathology
Background:
- Implantation cysts of the iris are rare, benign lesions.
- They typically arise from epithelial downgrowth following ocular trauma or surgery.
Observation:
- A 59-year-old male presented with iris cysts that appeared 50 years after childhood penetrating corneal trauma.
- Anterior segment imaging (ultrasound biomicroscopy and OCT) ruled out malignancy.
- The patient's pupil was significantly distorted by the cystic lesions.
Findings:
- Surgical excision of the cystic lesions was performed using an endothelium-protective technique.
- Histopathological analysis confirmed the presence of dysplasia-free corneal squamous epithelium, consistent with iris implantation cysts.
- The delayed presentation, occurring five decades post-trauma, is exceptional.
Implications:
- This case underscores the importance of a comprehensive and long-term ophthalmological history for diagnosing iris cystic lesions.
- Anterior segment imaging is crucial for differentiating benign cysts from malignant tumors.
- Delayed manifestation of implantation cysts highlights the need for continued vigilance in patients with a history of ocular trauma or surgery.
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