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Astigmatism Resources

Astigmatism Clinical Education

Explore the latest in surgical and non-surgical treatment of astigmatism by selecting popular terms to the right, or click below to browse all ASCRS astigmatism educational resources.

Browse all astigmatism resources

popular astigmatism topics

Toric IOLs
Arcuate Incisions
IOL Calculations
Limbal Relaxing Incisions
IOL Selection

Astigmatism Courses

The Latest Instructional Courses

Focus in on astigmatism management through these in-depth instructional courses presented at the 2025 and 2024 ASCRS Annual Meeting.

Session
IC-002 Astigmatism management in practice
1:34:33 minutes
April 2025
Session
IC-102 Optimizing Toric Outcomes
Warren Hill, MD, FACS; Tetsuro Oshika, MD, PhD; Ronald Yeoh, FRCSEd, FRCOphth 1:33:35 minutes
April 2024
Session
IC-103 Optimising Toric IOL Outcomes
1:34:19 minutes
April 2025
Session
IC-225 IOL Power Club Course: Optimized IOL Power Selection
Jaime Aramberri, MD; Kenneth Hoffer, MD, ABO; Thomas Olsen, MD, PhD; Filomena Ribeiro, PhD; H. John Shammas, MD; Giacomo Savini, MD 1:35:08 minutes
April 2024
Session
IC-107 Advanced Astigmatism Management to Achieve the Best Refractive Cataract Surgery Outcomes
1:25:10 minutes
April 2025
Session
IC-226 Deep Dive Into Improving Cataract Surgery Refractive Outcomes
David Cooke, MD; Mitchell Weikert, MD, MS , ABO; Seth Pantanelli, MD, MS , ABO 1:30:24 minutes
April 2024
Session
IC-226 IOL Power Club Course: Optimized IOL Power Selection
1:29:33 minutes
April 2025

Pearls for Astigmatism Management

Enjoy the latest astigmatism pearls from 2024 X-Rounds.

Presentation
My Best Pearl for Astigmatism Management: The Power of Digital Integration of Pre-Operative Data
Elizabeth Yeu, MD 06:02 minutes
April 2024
Presentation
My Best Pearl for Astigmatism Management: Total K and Measurements and New Formulae Can Help You Make Tough Decisions
Nicole R. Fram, MD, ABO 02:41 minutes
April 2024
Presentation
My Best Pearl for Astigmatism Management: Barret Integrated K and Capsular Tags
Kerry D. Solomon, MD 03:44 minutes
April 2024
Presentation
My Best Pearl for Astigmatism Management: Treating Low Levels of Astigmatism Matters
Preeya K. Gupta, MD 02:36 minutes
April 2024

Astigmatism Films

Award-Winning Films

Browse this selection of films from the 2025, 2024, and 2023 ASCRS Annual Meetings focused on the management of astigmatism. 

Video
Film 101936 Secondary IOL Implantation and Astigmatism Management
Damien Gatinel, MD, PhD; Christophe Panthier, MD; Alice Theuriau, MD 02:41 minutes
April 2024
Video
Film 111574 Revolutionizing Asymmetric Astigmatism Treatment: Advances in Femtosecond Laser–Assisted Astigmatic Keratotomy.
Ya-Jung Chuang, MD; Hung-Yuan Lin, MD 07:59 minutes
April 2025
Video
Film 103009 Combination of Small-Aperture Extended Depth of Focus IOL with Toric Implantable Collamer Lens for Refractive Surgery in Keratoconus
John Berdahl, MD; Katherine Peters, MD 07:20 minutes
April 2024
Video
Film 88210: Toric to the End: Capturing an IOL for Astigmatism Management
Scott LaBorwit, MD , ABO 06:59 minutes
May 2023
Video
Film 112445 Staging Refractive Surgery Nightmares to Dream Vision
Arun Gulani, MD, ABO 07:51 minutes
April 2025
Video
Film 89762: Custom-Made Artificial Iris and Toric-Intraocular Lens Intrascleral Flange Fixation
Guy Kleinmann, MD; Elinor Megiddo Barnir, MD 08:00 minutes
May 2023
Video
Film 103469 Introducing "LEO Toric Marker": A Precision Corneal Marking Tool for Toric IOLs - Innovative, Easy, and Affordable.
Leonardo Garcia-Rojas Castillo, MD 05:07 minutes
April 2024
Video
Film 109055 Navigating the Learning Curve of Small Incision Lenticule Extraction (SMILE)
Aadithreya Varman, MS; Arulmozhi Varman, MD 07:58 minutes
April 2025
Video
Film 79909: Noval Technique for Prevention of Head Tilt during Manual Pre Operative Corneal Reference Marking for Toric IOL- Baile's Head Aligner
Rahul Baile, MS, FCPS, DOMS 02:53 minutes
April 2022
Video
Film 87804: Redo Dalk to Treat High Irregular Astigmatism.
Adeeb Ubeid, FRCS, MRCSEd, FACS, MSc 02:25 minutes
May 2023
Video
Film 101278 Toric 90-Degree Surprise Rotation
Carolina Cessio, MD; Rosina Cessio, MD; Maria Fornella, MD; Bernardo Paulo, MD 03:14 minutes
April 2024
Video
Film 97006 Use of Cystitome Created L Flaps on Capsulorhexis Margin for Toric IOL Alignment
Ashish Sapkal, MBBS, MS 07:57 minutes
April 2024
Online Tools & Calculators

Astigmatism Double Angle Plot Tool

Rethinking astigmatism analysis for intraocular lens-based surgery. Click to read the JCRS article about this tool, view instructions for the tool, and download the tool.

Barrett Toric Calculator

This calculator is intended to be used in conjunction with a comprehensive ophthalmic examination and the appropriate diagnostic tests and measurements necessary for cataract surgery candidates being considered for a Toric intraocular lens. 

Toric Results Analyzer 

The Toric Results Analyzer was developed by John Berdahl MD and David Hardten MD to help determine if a previously placed Toric IOL is ideally aligned. 

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