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Swept-Source Optical Coherence Tomography Angiography Findings in Torpedo Maculopathy
Ophthalmic Surgery, Lasers & Imaging Retina
|November 10, 2017
Summary
Torpedo maculopathy, a rare RPE anomaly, shows characteristic findings on OCT angiography (OCTA). OCTA reveals RPE and choriocapillaris loss, detailing outer choroidal vessels.
Area of Science:
- Ophthalmology
- Retinal Imaging
- Congenital Anomalies
Background:
- Torpedo maculopathy is a rare congenital anomaly affecting the retinal pigment epithelium (RPE).
- Traditional imaging like OCT and FAF have limitations in visualizing the lesion's microvasculature.
- OCT angiography (OCTA) provides simultaneous structural and hemodynamic information.
Observation:
- This study presents OCT angiography findings in two patients with torpedo maculopathy.
- Key observations include the loss of RPE and choriocapillaris.
- Enhanced visualization of larger choroidal vessels in the outer choroid was noted.
Findings:
- OCTA demonstrates characteristic structural and vascular changes in torpedo maculopathy.
- The technique clearly shows the absence of RPE and choriocapillaris.
- It allows for detailed imaging of the underlying outer choroidal vasculature.
Implications:
- OCT angiography is a valuable tool for assessing torpedo maculopathy.
- It enhances understanding of the histopathology of these retino-choroidal lesions.
- OCTA offers superior detail of retinal and choroidal architecture compared to other methods.
