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High-Resolution Imaging in Macular Telangiectasia Type 2: Case Series and Literature Review
Andrada Elena Mirescu1, Florian Balta2,3,4,5, Ramona Barac2,4,5
1Department of Ophthalmology, "Ovidius" University of Medicine, 900470 Constanța, Romania.
Diagnostics (Basel, Switzerland)
|July 13, 2024
Summary
Macular telangiectasia (MacTel) type 2 diagnosis and management are challenging. Advanced imaging aids in identifying retinal telangiectatic vessels and guiding treatment for optimal patient outcomes.
Area of Science:
- Ophthalmology
- Retinal Vascular Diseases
Background:
- Macular telangiectasia (MacTel), or idiopathic juxtafoveolar telangiectasis (IJFTs), is characterized by abnormal macular capillary networks.
- MacTel type 2 is the most common variant, presenting unique clinical features and requiring specific management strategies.
Observation:
- A series of three MacTel type 2 patients underwent comprehensive ophthalmological evaluation.
- High-resolution imaging, including OCT, OCT-A, FAF, FA, and adaptive optics, was utilized for detailed assessment.
Findings:
- Fundus examination revealed temporal perifoveal grayish discoloration; OCT showed inner/outer neurosensory retinal cavities.
- OCT-A identified telangiectatic vessels in the deep capillary plexus; FAF indicated increased foveal autofluorescence.
- FA detected telangiectatic capillaries with late leakage; adaptive optics visualized the cone mosaic. One patient developed a surgically managed macular hole.
Implications:
- Diagnosing and managing MacTel presents significant challenges.
- A multidisciplinary approach and consistent follow-up are crucial for effective MacTel patient care.
- Advanced imaging techniques are vital for accurate MacTel diagnosis and monitoring.
