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Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation
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Visual Field Stability After Trifocal Intraocular Lens Implantation: A Longitudinal Standard Automated Perimetry

Wilson Takashi Hida1, Maira Gomes Barbosa Da Silva2, Bernardo Kaplan Moscovici2,3,4

  • 1Department of Ophthalmology, Hospital Oftalmológico de Brasília, Brasília, DF, Brazil.

Clinical Ophthalmology (Auckland, N.Z.)
|March 25, 2026
PubMed
Summary

Implantation of a trifocal intraocular lens (IOL) does not significantly alter standard automated perimetry (SAP) global indices or test reliability. This study confirms visual field test results remain stable after trifocal IOL surgery.

Keywords:
PanOptixSITA standardcataract surgeryhumphrey field analyzervisual field index

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Area of Science:

  • Ophthalmology
  • Visual Electrophysiology
  • Medical Optics

Background:

  • Standard automated perimetry (SAP) is crucial for assessing visual field defects.
  • Trifocal intraocular lenses (IOLs) are increasingly used in cataract surgery to provide multifocal vision.
  • Investigating the impact of IOLs on visual field testing is essential for accurate patient monitoring.

Purpose of the Study:

  • To evaluate changes in SAP global indices and test reliability following trifocal IOL implantation.
  • To determine if trifocal IOLs affect the accuracy and consistency of visual field measurements.

Main Methods:

  • A paired pre-post design was used, analyzing patients who underwent trifocal IOL implantation.
  • SAP was performed within 6 months preoperatively and 12 months postoperatively.
  • Key outcomes included mean deviation (MD), pattern standard deviation (PSD), visual field index (VFI), foveal threshold, and reliability indices, with unreliable tests excluded.

Main Results:

  • Test reliability, including false-positive and false-negative rates, remained comparable between pre- and postoperative assessments.
  • No significant pre-post differences were observed in global indices such as MD and VFI.
  • Pattern standard deviation (PSD) showed no significant change, and foveal threshold exhibited only a slight, non-significant decrease.

Conclusions:

  • Trifocal IOL implantation is not associated with clinically significant deterioration in SAP global indices.
  • Visual field test reliability is maintained after trifocal IOL implantation.
  • Standard automated perimetry remains a reliable tool for monitoring patients with trifocal IOLs.