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Accuracy of swept source biometry device in detecting macular diseases compared with swept source OCT
Sidra Zafar1, Taha Muneer Ahmed1, Rashid Baig1
1Department of Ophthalmology and Visual Sciences, Aga Khan University Hospital, Karachi, Pakistan.
BMC Research Notes
|December 20, 2023
Summary
The IOLMaster 700
Area of Science:
- Ophthalmology
- Medical Devices
Background:
- Accurate biometry is crucial for intraocular lens (IOL) power calculation before cataract surgery.
- Foveal pathology can impact visual outcomes and requires careful assessment.
Purpose of the Study:
- To evaluate the diagnostic accuracy of foveal scans from the IOLMaster 700 for detecting foveal pathology.
- To compare its performance against a standard swept-source optical coherence tomography (SS-OCT) device.
Main Methods:
- Analysis of 170 eye scans from 95 patients.
- Comparison of IOLMaster 700 foveal scans with SS-OCT findings.
- Calculation of sensitivity, specificity, and area under the receiver operating curve (AUC).
Main Results:
- 58.2% of scans showed abnormalities on SS-OCT.
- The IOLMaster 700 demonstrated a mean sensitivity of 67.5% and specificity of 69.5%.
- The AUC was 0.726, indicating moderate diagnostic capability.
Conclusions:
- IOLMaster 700 foveal scans offer clinically valuable information for pre-operative assessment.
- Clinicians should review macular scans from the IOLMaster 700.
- Consider supplementary macular OCT for suspicious cases to ensure optimal cataract surgery planning.
