Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

[Intraocular lens power calculation for short eye]

Y Kora1, H Nishihara, M Inatomi

  • 1Department of Ophthalmology, Hamamatsu Medical Center, Shizuoka-ken, Japan.

Nippon Ganka Gakkai Zasshi
|October 1, 1995
PubMed
Summary

The S-SRK formula accurately predicts refractive outcomes in short eyes, achieving 74% accuracy within +/- 1D for eyes under 22 mm axial length. This study evaluated five intraocular lens power calculation formulas for short eyes.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Spontaneous regression of Merkel cell carcinoma: A case report with pathological and genetic analyses.

The Journal of dermatology·2024
Same author

Zeolite-templated carbons - three-dimensional microporous graphene frameworks.

Chemical communications (Cambridge, England)·2018
Same author

Retinoic acid signalling is a candidate regulator of the expression of pituitary-specific transcription factor Prop1 in the developing rodent pituitary.

Journal of neuroendocrinology·2018
Same author

Structural basis of the redox switches in the NAD<sup>+</sup>-reducing soluble [NiFe]-hydrogenase.

Science (New York, N.Y.)·2017
Same author

A case of linear basal cell carcinoma: evaluation of proliferative activity by immunohistochemical staining of PCTAIRE1 and p27.

Journal of the European Academy of Dermatology and Venereology : JEADV·2017
Same author

Identification and analysis of CXCR4-positive synovial sarcoma-initiating cells.

Oncogene·2015

Area of Science:

  • Ophthalmology
  • Biomedical Engineering

Context:

  • Accurate intraocular lens (IOL) power calculation is crucial for achieving optimal visual outcomes after cataract surgery.
  • Short eyes (axial length < 22.5 mm) present unique challenges for existing IOL power calculation formulas.
  • Previous studies have highlighted formula inaccuracies in specific patient populations, necessitating further investigation.

Purpose:

  • To evaluate the predictive accuracy of five common intraocular lens power calculation formulas for short eyes.
  • To compare the performance of the S-SRK, SRK, SRK II, SRK/T, and Binkhorst formulas in predicting postoperative refraction.
  • To investigate the influence of the A-constant on refractive prediction accuracy in short eyes.

Summary:

  • This study analyzed 217 short eyes (axial length < 22.5 mm) with good postoperative visual acuity and low astigmatism.

Related Experiment Videos

  • The S-SRK formula demonstrated the highest accuracy, predicting 74% of outcomes within +/- 1D for eyes with axial lengths shorter than 22 mm.
  • No significant difference in refractive prediction accuracy was found among different A-constant groups, despite its consideration of anterior chamber depth.

    • Impact:

    • The findings suggest the S-SRK formula may be a more reliable option for intraocular lens power calculation in patients with short eyes.
    • Improved formula accuracy can lead to reduced refractive surprises and enhanced patient satisfaction post-cataract surgery.
    • Further research may explore formula modifications or alternative approaches to optimize refractive outcomes in this challenging patient group.