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Angle-closure glaucoma in association with orbital pseudotumor.
C R Bernardino1, R S Davidson, M Maus
1Wills Eye Hospital, Philadelphia, Pennsylvania 19107, USA.
Ophthalmology
|September 6, 2001
Summary
Idiopathic orbital pseudotumor can cause secondary angle-closure glaucoma. Inflammation leads to choroidal effusions, causing ciliary body rotation and blocking fluid drainage.
Area of Science:
- Ophthalmology
- Inflammatory Diseases
Background:
- Idiopathic orbital pseudotumor is a rare condition causing inflammation in the eye socket.
- Angle-closure glaucoma is a serious eye condition that can lead to vision loss.
Observation:
- This study investigated three patients with both angle-closure glaucoma and orbital pseudotumor.
- Magnetic Resonance Imaging (MRI) and Ultrasound Biomicroscopy (UBM) were used to examine the eye structures.
Findings:
- MRI and UBM revealed that choroidal effusions secondary to pseudotumor caused anterior rotation of the ciliary body.
- This rotation led to angle closure in the affected eyes.
- Two patients experienced resolution of angle-closure glaucoma after treatment for orbital pseudotumor.
Implications:
- Idiopathic orbital pseudotumor should be considered as a cause of secondary angle-closure glaucoma.
- Understanding the pathophysiology aids in diagnosis and management of this rare condition.
- Prompt treatment of orbital pseudotumor may help resolve secondary angle-closure glaucoma.