IN-PERSON Meeting Program

AOFAS Annual Meeting 2024

September 11-14, 2024
Vancouver Convention Centre
Vancouver, British Columbia, Canada

AOFAS President: Michael S. Aronow, MD
Program Chairs: Lauren E. Geaney, MD, and Christopher P. Chiodo, MD
Pre-Meeting Chairs: Gregory P. Guyton, MD, and Michelle M. Coleman, MD, PhD

The schedule below is for people attending Annual Meeting IN PERSON in Vancouver. If you plan to watch Annual Meeting online, please see the Virtual Program page.

Click on the links below to explore the schedule by program or date. 

Wednesday, September 11

• Pre-Meeting Course: The Opportunities and Challenges of Workers' Compensation

• Resident Program

• Allied Health Practitioner Program

Thursday, September 12

• Scientific Session

• Medical Student Program

Friday, September 13

Saturday, September 14

Schedule, faculty, and topics subject to change. All sessions held at the Vancouver Convention Centre unless noted otherwise.

The American Orthopaedic Foot & Ankle Society (AOFAS) is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education (CME) for physicians. AOFAS designates the live Pre-Meeting Course for a maximum of 5.5 AMA PRA Category 1 Credits™ and the blended Scientific Session (live activity and enduring materials), for a maximum of 21.0 AMA PRA Category 1 Credits™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Successful completion of this CME activity, which includes participation in the evaluation component, enables the learner to earn credit toward the CME requirements of the American Board of Orthopaedic Surgery's Maintenance of Certification program. It is the CME activity provider's responsibility to submit learner completion information to ACCME for the purpose of granting ABOS credit.

In-person attendees may claim up to 21.0 continuing education credits total for the Scientific Session (Thursday-Saturday program): 16.0 credits are available in person and can be claimed as a live activity, and an additional 5.0 credits are available on-demand only and claimed as an enduring activity. Credits can be claimed within the same form, upon completion of all educational programming (live and enduring).

Tuesday, September 10

2:00 – 6:00 pm
Registration/Check-in

Wednesday, September 11
Pre-Meeting Course: The Opportunities and Challenges of Workers' Compensation

6:30 am – 5:00 pm
Registration/Check-in

7:00 – 8:00 am
Continental Breakfast

8:00 – 8:10 am 

Welcome and Introduction
Gregory P. Guyton, MD, and Michelle M. Coleman, MD, PhD, Pre-Meeting Chairs

8:10 – 10:00 am 

Symposium 1

Labor Legacy: The History of Workers' Compensation
Michelle M. Coleman, MD, PhD

The Independent Medical Examination
Gregory P. Guyton, MD

The Art of the Workers' Compensation Examination (Live Demonstration)
Gary W. Stewart, MD

Questions/Discussion

10:00 – 10:30 am
Break

10:30 – 11:30 am 

Symposium 2

Workers' Compensation as a Treating Doctor
Stuart D. Miller, MD

What Can Return to Sport Teach Us About Return to Work?
Jason S. Ahuero, MD

Questions/Discussion

11:30 am – 1:30 pm
Lunch and Industry Symposia

1:30 – 4:30 pm 

Symposium 3

Pain Perspectives: Treating CRPS and Pain Syndromes in Worker's Comp
Walter C. Hembree, MD

The Impairment Rating in Foot and Ankle Surgery
Bradley J. Brainard, MD

What to Expect If You Are Deposed (Live Demonstration)
William K. McVisk; Gary W. Stewart, MD

Unlocking Revenue Potential: Finances and Logistics of Participating in the Comp System
Selene G. Parekh, MD, MBA

Questions/Discussion

4:30 – 6:00 pm
Welcome Reception (Exhibit Hall)

Go to day: Thursday | Friday  |  Saturday 

Wednesday, September 11
Resident Program

6:30 am – 5:00 pm
Registration/Check-in

7:00 – 8:00 am
Continental Breakfast

8:00 – 9:30 am
Didactic Program
Moderator: Amanda J. Fantry, MD

Bunions Aren't Boring: Lapidus vs. Minimally Invasive Chevron Akin
Matthew S. Conti, MD; Jie Chen, MD, MPH

Ankle Arthritis: Arthroplasty vs. Arthrodesis
Samuel E. Ford, MD; Niall A. Smyth, MD

Panel Discussion: What We've Learned in Early Practice

9:30 am – noon
Hands-On Dry-Skills Lab

Attendees will be divided into groups of 3 to practice foot & ankle procedures on Sawbones at 5 different stations.

Noon – 1:30 pm
Fellowship Fair and Lunch

Meet directors and faculty from Orthopaedic Foot & Ankle Fellowship Programs in an informal setting.

1:30 – 4:30 pm
Case Discussion

Attendees will be divided into groups based on year in training for roundtable case discussions.

Case Topics:

• Subtalar Arthrodesis

• Lateral Malleolus Fracture

• External Fixator Delta Frame

• Midfoot Arthrodesis

• Lisfranc Dislocation

4:30 – 6:00 pm
Welcome Reception (Exhibit Hall)

7:30 – 10:00 pm
Resident Scholars/Mentors Event (by invitation only)

Go to day: Thursday | Friday  |  Saturday 

Wednesday, September 11
Allied Health Practitioner Program

6:30 am – 5:00 pm
Registration/Check-in

7:00 – 8:00 am
Continental Breakfast

8:00 – 9:10 am
Symposium 1: Diabetic Foot

Evaluation/Diagnosis of Charcot
Amgad M. Haleem Amin, MD, PhD

Nonoperative Options
Teresa Alpert, CO, CPed, PMAC

Surgical Options
Gregory A. Lundeen, MD, MPH

Q&A

9:10 – 10:15 am
Symposium 2: Nerve Disorders

CRPS: Diagnosis and Up-to-Date Treatment
Kristina M. Quirolgico, MD

Entrapment Neuropathies
Alessandra L. Falk, MD

PT Approach to Nerve Pain
Erika Nelson-Wong, PT, DPT, PhD

Q&A

10:15 – 10:30 am
Break

10:30 am – noon
Hands-On/Breakout Sessions

Ankle Bracing
Ryan Blanck, CPO

Case Review: Complications
Richard A. Zell, MD

PT Interventions: Dry Needling PFR
Stephanie Albin, DPT

Q&A

Following the program, attendees may join the Pre-Meeting Course.

4:30 – 6:00 pm
Welcome Reception (Exhibit Hall)

Go to day: Thursday | Friday  |  Saturday 

Thursday, September 12

Scientific Session

6:30 am – 5:00 pm
Registration/Check-in

6:55 – 7:00 am
Welcome and Introduction
Lauren E. Geaney, MD, and Christopher P. Chiodo, MD, Program Chairs

7:00 – 8:15 am
Symposium 1: MIS Beyond the Bunion
Moderators: Christopher P. Miller, MD, MHS, and Rebecca A. Cerrato, MD

History of MIS in the Foot and Ankle
Eduard Rabat, MD

MIS Ankle/TTC Fusion: Going Long
Tyler A. Gonzalez, MD, MBA

Zadek Osteotomy: No Need to Detach the Achilles!
Peter Lam, MD, MBBS, FRACS(Orth)

MIS Midfoot/Flatfoot Reconstruction in Under-represented Patient Populations
Anthony Ndu, MD

MIS for Special Populations
Lorena Bejarano-Pineda, MD

MIS Forefoot Correction: Is There a Limit?
A. Holly Johnson, MD

Discussion

**This session does not offer CME credit.**

8:15 – 9:00 am
Breakfast in the Exhibit Hall

9:00 – 10:00 am
Symposium 2: Kenneth A. Johnson Symposium on Controversies in Foot and Ankle Surgery
Moderators: Michael S. Aronow, MD, and David B. Thordarson, MD

Recognize and Honor Guest Nation Society Presidents
Michael S. Aronow, MD

Guest Nation Recognition
Lauren E. Geaney, MD, and Christopher P. Chiodo, MD

Introduction of Kenneth Johnson Speaker
Eric Giza, MD

Kenneth Johnson International Speaker: Peter Lam, MD, MBBS, FRACS(Orth)
MIS Bunion: Why It's Better

Dr. Lam is an internationally recognized orthopaedic foot and ankle surgeon with expertise in sports-related injuries. Dr. Lam uses the latest techniques in minimally invasive surgery for the correction of bunions and certain forefoot deformities and arthritis of the metatarsophalangeal joint. He also has particular interest in ligament reconstruction, realignment surgery, and ankle/hindfoot arthritis treatment.

Open Bunion: Defending the Traditional Open Approach
Mark E. Easley, MD

Discussion

Support for this symposium is provided by an educational grant from Medline UNITE Foot & Ankle.

10:00 – 11:00 am
Foundation Update and Awards

11:00 – 11:45 am
Symposium 3: AVN of the Foot and Ankle: Where Did the Flow Go?
Moderators: Thomas G. Harris, MD, and Xin Ma, MD

Talar AVN: What's New?
David Shepherd, MBBS

Freiberg's Infracture
David Lunz, MBBCh, FRACS

Müller-Weiss Disease
Patrick J. Maloney, MD

Discussion

11:45 am – 12:30 pm
Lunch/Ask the Expert with Timothy R. Daniels, MD

12:30 – 1:30 pm

CONCURRENT PAPER SESSIONS

Paper Session 1A: Minimally Invasive Surgery
Moderators: Peter G. Mangone, MD, and Gary W. Stewart, MD

IFFAS AWARD FINALIST
Minimally Invasive Chevron and Akin Hallux Valgus Surgery: A Prospective Observational Study with Mean 6.5-Year Follow-Up
Oliver Townsend, BSc(Hons), MBBS, MRCS; Adam Reaney, BSc(Hons), MRCPod, LLCM, ARSM; Togay Koç, MBBS, MSc, FRCS(Tr&Orth); Thomas Lewis, BSc(Hons), MBChB(Hons), FRCS, MFSTEd; Niall Hill; David Gordon, MBChB, MRCS, MD, FRCS(Tr&Orth)

Cadaveric Evaluation of First Metatarsophalangeal Joint Preparation Using a 2.0 mm MIS Burr
Steven Cooperman, DPM, MBA; Lauren Christie, DPM; Chad Smith, DPM; Jacob Perkins, DPM; Roberto Brandao, DPM

A Novel Simulation Model and Training Program for Minimally Invasive Surgery of Hallux Valgus
Sergio Morales, MD, MSc; Peter Lam, MBBS(Hons), FRACS, FAOA; Rebecca Cerrato, MD; Pablo Mococain, MD; Cristian Ruz, MD, MSc; Jorge Filippi, MD, MBA; Andrés Villa, MD; Julián Varas, MD, MSc

Modern Percutaneous Hallux Valgus Surgery for Revision of Recurrent Hallux Valgus
Andreas Kurt Toepfer, MD PhD; Pawel Chomej, MD; Pablo Mococain, MD; Henryk Liszka, MD, PhD; Robbie Ray, MBChB, ChM(T&O), FRCSed(Tr&Orth), FEBOT; Tom Lewis, MBChB(Hons), BSc(Hons), MFSTEd, FRCS(Tr&Orth); Peter Lam, MBBS(Hons), FRACS, FAOA; David Gordon, MBChB, MRCS, MD, FRCS(Tr&Orth)

Heatmaps on Radiological Safety in Minimally Invasive Midfoot Fusion: A Cadaver Study
Bedri Karaismailoglu, MD; Matthias Peiffer, MD; Fernando Raduan, MD; Julian Hollander, Bsc; Ashley Knebel, MS; John Y. Kwon, MD; Diana L. Bejarano-Pineda, MD; Soheil Ashkani-Esfahani, MD; Christopher P. Miller, MD

Radiographic Evaluation of Time to Union in Minimally Invasive Hallux Valgus Correction
Dino Fanfan, BSc; Daniel Murray, MD; Christian Guevara, BS; Thomas San Giovanni, MD; Christopher Hodgkins, MD; Cary Chapman, MD

Paper Session 1B: CHORD
Moderator: Kenneth J. Hunt, MD

Introduction to CHORD and Committee Update
Kenneth J. Hunt, MD

AOFAS/CHORD: How to Guide for Collecting Outcomes in Practice
L. Daniel Latt, MD, PhD

Outcomes Collaborative MASTAF: What We’ve Learned
Dominic S. Carreira, MD

Registries and Collecting Outcomes in a Health System
Kenneth J. Hunt, MD

Patient-Reported Outcomes of Minimally Invasive Achilles Rupture Repair
John J. Peabody, BA; Steven M. Hadley, BA; Sarah Westvold, MPH; Fikayo Olamigoke, BA; Shaun Chang, MD; Milap Patel, DO; Anish Kadakia, MD

Interim Analysis of a Prospective Multicenter Study Assessing Radiographic and Patient Outcomes Following a Mini-Open Triplanar Tarsometatarsal Arthrodesis with Early Weightbearing
Justin L. Daigre, MD; Robert Santrock, MD; Avneesh Chhabra, MD; Jeffrey McAlister, DPM -; Robert Taylor, DPM; Daniel Farber, MD; Abdi Raissi, MD; Paul Steinke, DPM; Marque Allen, DPM; Amber Shane, DPM; Deidre Kile, BS; Jody McAleer, DPM

A Phase 2, Double-Blind, Randomized, Placebo-Controlled Study to Assess Collagenase Clostridium Histolyticum vs. Placebo in Patients With Plantar Fibromatosis
C. James Anderson, DPM; Ira Gottlieb, DPM; Jason Levy, DPM; Saadiq El-Amin, MD, PhD; Sara Suttle, DPM; James Tursi, MD; Nigel Jones, PharmD; Luis Ortega; Gongfu Zhou, PhD; Joseph Caporusso, DPM

Arthroscopic versus Open Ankle Arthrodesis: The Canadian Multi-Center Long-Term Study
Shuyuan Li, MD, PhD; Andrea Veljkovic, MD, MPH, BComm, FRCSC; Kevin Wing, MD, FRCSC; Oliver Gagne, MDCM, FRCSC; Hong Qian, Msc; Hubert Wong, PhD; Hooman Sadr, MD, FRCSC; Murray Penner, MD, FRCSC; Timothy R. Daniels, MD, FRCSC; Joel Morash, MD, FRCSC; Mark Glazebrook, MD, FRCSC, MSc, PhD; Alastair S.E. Younger, MBChB, ChM, FRCSC

1:30 – 2:00 pm
Break/Poster Presentations in the Exhibit Hall

2:00 – 3:30 pm
Symposium 4: Research Forum
Moderator: Jason T. Bariteau, MD

Research Speaker: Robin Queen, PhD
Unleashing the Potential of Emerging Movement Assessment Technologies from the Lab to the “Field”

Dr. Queen currently serves as the L. Preston Wade Professor of Engineering in the Biomedical Engineering and Mechanics Department at Virginia Tech. Dr. Queen's research has shaped the understanding of how joint implants alter the way patients complete everyday activities and has changed our understanding of the benefits and limitations of orthopaedic surgical interventions.

Artificial Intelligence
Soheil Ashkani-Esfahani, MD

Robotics
Selene G. Parekh, MD

Registry Talk
Peter Stavrou, MD, FRACS

Weightbearing CT
Lew C. Schon, MD

Best of FAI
Charles L. Saltzman, MD

Discussion

3:30 – 4:00 pm
Symposium 5: Practice Efficiency
Moderators: Max P. Michalski, MD, and Michael C. Greaser, MD

Epic Tips and Tricks
Kelly K. Hynes, MD

I Don't Have A Resident and This Is How I Do It
Jessica Telleria, MD

Understanding the New E&M Guidelines
Aaron J. Guyer, MD

Discussion

Support for this symposium is provided by an educational grant from Acumed.

4:00 – 5:30 pm
Industry Symposia

5:30 – 6:30 pm
Foundation Reception (by invitation only)

6:30 – 7:30 pm
Women's Leadership Reception

Support for this event is provided by Treace Medical Concepts, Inc.

Go to day: Wednesday | Friday  |  Saturday 

Thursday, September 12

Medical Student Program

9:30 – 10:00 am
Arrival/Check-in

10:00 – 10:30 am
Introduction and Overview of Foot and Ankle Orthopaedic Surgery Careers
Lorena Bejarano-Pineda, MD

10:30 – 11:30 am
Orthopaedic Power Tool Workshop

Get training and hands-on experience with drills and other power tools used in orthopaedic surgery.

Support for this activity is provided by Stryker.

11:30 am – 12:30 pm
Lunch and Faculty Q&A

12:30 – 2:00 pm
Sawbones Lab

AOFAS faculty will guide attendees through foot and ankle procedures on Sawbones.

Support for this activity is provided by Stryker

2:00 – 3:00 pm
Virtual Reality Demonstration

Test out your skills with surgical techniques on a virtual reality headset.

Support for this activity is provided by Stryker and OSSO VR.

Make sure to select either Medical Student Day + Full Annual Meeting or Medical Student Day Only when registering.

Go to day: Wednesday | Friday  |  Saturday 

Friday, September 13
Scientific Session

6:30 am – 5:00 pm
Registration/Check-in

7:00 – 8:30 am
Industry Symposia

7:30 – 8:30 am
Breakfast in the Exhibit Hall

8:30 – 9:45 am
Symposium 6: TAR: Intraoperative Strategies
Moderators: Kris Buedts, MD, and Casey J. Humbyrd, MD, MBE

Alternative Surgical Approaches
Timothy R. Daniels, MD

Balancing Varus Deformity: An Algorithm
Jesse F. Doty, MD

Balancing Valgus Deformity: An Algorithm
Natalie S. Mesnier, MD

Setting Rotation and Tensioning
Ariel Palanca, MD

Mobile Bearing Versus Non-Mobile Bearing
Matthew P.W. Tomlinson, FRCS(Orth)

Total Ankle Arthroplasty and Disparities in Utilization and Access to Care
Richard M. Smith, MD

Discussion

9:45 – 10:15 am
Diversity, Equity, and Inclusion Speaker: William A.J. Ross Jr., MD
Tangible Items for Being a Sponsor/Ally for URiM Residents

Dr. Ross is a Board-certified orthopaedic surgeon, fellowship trained in foot and ankle reconstruction at Emory University in Atlanta, Georgia. He is passionate about mentoring under-represented students and supporting them on their path to orthopaedic surgery careers. Currently, he serves as director of education for Nth Dimensions, an organization dedicated to ending healthcare disparities by diversifying the physician workforce.

Support for this speaker is provided by Stryker.

10:15 – 11:00 am
Break/Poster Presentations in the Exhibit Hall

11:00 – 11:30 am
Keynote Speaker: Keith L. Wapner, MD
Triumphs and Tribulations of Starting Your Own Medical Device Business: What Must Happen Before Your Product Can Be Used in the OR

Dr. Wapner is an Emeritus Professor of Orthopaedic Surgery and Emeritus Chief of the Division of Foot and Ankle Surgery at the University of Pennsylvania and a past president of the AOFAS. He has published more than 120 peer-reviewed manuscripts and authored 41 book chapters. A leader and innovator in the field, Dr. Wapner has participated in the development of novel surgical techniques and multiple novel orthopaedic devices.

11:30 – 11:45 am
Business Meeting (AOFAS Active Members only)

11:45 am – 12:45 pm

CONCURRENT PAPER SESSIONS

Paper Session 2A: Total Ankle Replacement Part 1
Moderators: David I. Pedowitz, MD, MS, and Mark P. Slovenkai, MD

ROGER A. MANN AWARD FINALIST
Periprosthetic Tibial Lucency Following Low-Profile Total Ankle Arthroplasty
Elizabeth Cody, MD; Jensen Henry, MD; Isabel Shaffrey, BS; Agnes Jones, MS; Constantine Demetracopoulos, MD; Matthew Conti, MD

IFFAS AWARD FINALIST
Does Arthroplasty Really Protect the Hindfoot? A 13-Year Retrospective Review of 516 Cases for Further Hindfoot Procedures Following Ankle Arthrodesis vs. Total Ankle Replacement
Christopher Trew, BSc(Hons), MBChB; Jayasree Ramaskandhan, MSc, PhD; Simon Chambers, MBBS, BSc, FRCS(Tr&Orth); Malik Siddique, MBBS, MD, FRCS(Tr&Orth); Sultan Qasim, MBBS, BSc, FRCS(Tr&Orth)

ROGER A. MANN AWARD FINALIST
Adjacent Hindfoot Joint Preservation versus Fusion in Patients with Ipsilateral Hindfoot and Ankle Arthritis Undergoing Total Ankle Arthroplasty: A Prospective Comparison of Outcomes
Mohammad Arafah, MBBS; Kevin Wing, MD, FRCSC; Alastair S.E. Younger, MBChB, ChM, FRCSC; Andrea Veljkovic, MD, MPH, BComm, FRCSC; Timothy R. Daniels, MD, FRCSC; Mark Glazebrook, MD, FRCSC, MSc, PhD; Joel Morash, MD, FRCSC; Murray Penner, MD, FRCSC

A Prospective Evaluation of a 4th Generation Total Ankle Prosthesis with Flat Cut Versus Chamfer Cut Talar Component
Christopher Gross, MD; Jesse Doty, MD; Garnett A. Murphy, MD; Anand Vora, MD; Nicholas Strasser, MD; David Friscia, MD; Donald R. Bohay, MD, FACS; Paul Fortin, MD

The Effect of Operative Time on Short-Term Total Ankle Arthroplasty Outcomes
Solangel Rodriguez Materon, MD; Dev Patel, BS; Samantha Trynz, BS; Joshua L. Morningstar, BS; Christopher Gross, MD; Daniel J. Scott, MD, MBA

The Impact of Early Weight-Bearing on Functional Recovery After Primary Total Ankle Arthroplasty
Matthew T. Nguyen, MD; Brian M. Weatherford, MD; Melissa M. Gross, MD; Brett Drake, BSc(Med); Apurva Choubey, MD

Paper Session 2B: Forefoot
Moderators: John T. Campbell, MD, and Paul G. Talusan, MD

ROGER A. MANN AWARD FINALIST
What Is the Gold Standard for Advanced Hallux Rigidus? Minimum 10-Year Follow-Up Comparison of Interposition Arthroplasty and Arthrodesis Shows Similar Outcomes
Jeffrey Johnson, MD; Andrea R. Phinney, MD; Mary Hastings, PT, DPT, MSCI, ATC; Hyo Jung Jeong, PT, PhD, MS; Andrew Thome, MD; Jeremy McCormick, MD; Jonathon Backus, MD

Establishment of Minimum Clinically Important Difference and Patient Acceptable Symptom State Thresholds in Foot and Ankle Ability Measure and Visual Analogue Scale Scores After Hallux Valgus Surgery
Jason Teplensky, MD; Ignacio Pasqualini, MD; Oguz Turan, MS; Sarah Poirier, MD; William Cantrell, MD; James Mueller, DO; Sagar Chawla, MD; Sara Lyn Miniaci-Coxhead, MD

Role of Sesamoid Position and Recurrence of Hallux Valgus Deformity
Thomas Lewis, BSc(Hons), MBChB(Hons), FRCS, MFSTEd; Robbie Ray, MBChB, ChM(Tr&Orth), FRCSed(Tr&Orth), FEBOT; Evelyn Murphy, MBBCh, BAO, MCh, FRCS(Tr&Orth); Min Jia Chua, MBBS, FRCSEd; Clare Watt, BNurs; Peter Robinson, BSc(Hons), MBChB, FRCS(Tr&Orth); Peter Lam, MBBS(Hons), FRACS, FAOA

Do Patient-Reported Outcomes Differ Between Open and Minimally Invasive Hallux Cheilectomy?
Nathaniel Zona, BA; Samuel Stark, BS; Eric Villarreal, MD; Kenneth Hunt, MD

The Role of First Tarsometatarsal Joint Morphology and Instability in the Etiology of Hallux Valgus: A Case-Control Study
Ming-Zhu Zhang, MD, PhD

Radiographs Over-Estimate Joint Space Narrowing in Hallux Rigidus in Comparison to Weight-Bearing Computed Tomography
Aly M. Fayed, MD; Vineel Mallavarapu, BS; Nacime Salomao Barbachan Mansur, MD, PhD; Cesar de Cesar Netto, MD, PhD

12:45 – 1:30 pm
Lunch and Ask the Expert with Rebecca A. Cerrato, MD

1:30 – 2:30 pm
Symposium 7: Hindfoot Trauma
Moderators: Bruce J. Sangeorzan, MD, and Michael S. Aronow, MD

Contrarian Thinking and Implant Evolution
James E.W. Meeker, MD

Calcaneus Fractures: From Closed Treatment to ORIF and Back
Justin K. Greisberg, MD

Tackling Tough Talus Treatment
Stephen K. Benirschke, MD

Evolution of Treatment for Lisfranc Injury: From Plaster to Arthrodesis
James R. Holmes, MD

Discussion

Support for this symposium is provided by an educational grant from Medline UNITE Foot & Ankle.

2:30 – 3:30 pm
Presidential Remarks and Award Presentations

3:30 – 4:30 pm
Symposium 8: Sports Injuries of the Forefoot and Midfoot
Moderators: Mark C. Drakos, MD, and Marissa D. Jamieson, MD

Turf Toe
Rhett B. Mason, MD, FRACS

Navicular Stress Fractures
Tony K. Danesh-Clough, MBChB, FRACS

OCDs Not OCTs: Cartilage Lesions of the Forefoot and Midfoot
Kirstina Olson, MD

Sesamoid Injuries: How a Little Bone Can Be a Big Problem
Kenneth J. Hunt, MD

Decision-Making for Return to Play
David A. Porter, MD, PhD

Discussion

4:30 – 5:30 pm

CONCURRENT PAPER SESSIONS

Paper Session 3A: Sports
Moderators: Natalie R. Danna, MD, and Shannon F. Alejandro, MD

ROGER A. MANN AWARD FINALIST
A Comparative Analysis of Outcomes Using PROMIS After Operative versus Non-operative Treatment of Achilles Rupture
Philomena Burger, BS; Mina Botros, MD; Zein El-Zein, MD; David J. Ciufo, MD

J. LEONARD GOLDNER AWARD & IFFAS AWARD FINALIST
An Atelocollagen Injection Enhance the Healing of Nonoperatively Treated Achilles Tendon Tears
Jaehwang Song, MD, PhD; Chan Kang, MD, PhD; Seongkyeong Jo, MD

J. LEONARD GOLDNER AWARD FINALIST
Biomechanical Changes to the Ankle After Zadek Osteotomy
Nicholas Bellas, MD; Raghunandan Nayak, BS; Mehreen Pasha, BS; Megan Wolf, MD; Elifho Obopilwe, MS; Thomas McDonald, MD; Lauren E. Geaney, MD

Outcomes Following Autologous Osteochondral Transplantation for Osteochondral Lesions of the Talus at A Minimum of 10-Year Follow-Up: A Retrospective Review
James Butler, MBBCh; Guillaume Robert, BS; Jari Dahmen, MD; Charles Lin, MD; Alan Samsonov, BS; Gino Kerkhoffs, MD, PhD; John G. Kennedy, MD, MCh, MMSc, FFSEM, FRCS(Orth)

Epidemiology of Pickleball-Related Foot and Ankle Injuries (2015-2023)
Kiera Kingston, MD; Emily Belle Parker, BS; Alexander Higgins, DO; Jeremy Smith, MD

The Role of the Lateral Ankle Joint Ligaments on the Stability of the Syndesmosis
Ed Rojas, MD; Ana Figueroa, BSC, MS; Wyatt Sailer, BSC, MS; Jessica Goetz, BSE, PhD; Cesar de Cesar Netto, MD, PhD; Bopha Chrea, MD

Paper Session 3B: Trauma
Moderators: John Y. Kwon, MD, and Matthew S. Conti, MD

J. LEONARD GOLDNER AWARD FINALIST
Semi-Automated 3D Distance Mapping of Conventional Non-Weightbearing CT Scan with External Rotation Stress Demonstrates High Diagnostic Accuracy for Subtle Syndesmotic Instability
Aaron Therien, BS; Grayson M. Talaski; Emily Luo, BS; Kevin Wu, BS; Katherine Kutzer, BS; Kepler Carvalho, MD; Kevin Dibbern, PhD; Cesar de Cesar Netto, MD, PhD; Joao Carlos Rodrigues, MD PhD; Alexandre Godoy-Santos, MD, PhD

Isolated Syndesmotic Fixation Is Associated with Increased Risk of Arthrodesis and Arthroplasty Operations Compared to Nonoperatively Managed Syndesmotic Injury: A Propensity-Scored Analysis
Sean Sequeira, MD; Heath Gould, MD; Walter Hembree, MD

Differences in Intraoperative Fluoroscopic Radiation Exposure During Ankle Fracture ORIF Between Orthopaedic Surgery and Podiatry
Monica DiFiori, BS; Joshua Luginbuhl, MD; Kristofer Bires, MD; Gaivn Rallis, MD; Eric Gokcen, MD

Does Pre-Injury Level of Activity Impact Post-Recovery Activity Level Regardless of Ankle Fracture Type?
Steven M. Hadley, BA; John J. Peabody, BA; Sarah Westvold, MPH; Rachel Bergman, MD; Shaun Chang, MD; Milap Patel, DO; Anish Kadakia, MD

The Use of Diastasis to Determine Lisfranc Instability
Alexandra F. Flaherty, MS; Noopur Ranganathan, BA; Gregory Waryasz, MD; Daniel Guss, MD, MBA; John Y. Kwon, MD; Christopher W. DiGiovanni, MD; Soheil Ashkani-Esfahani, MD; Diana L. Bejarano-Pineda, MD

Efficacy of Postoperative X-Rays After Operatively Treated Ankle Fractures: What Is Their Role?
Vivek Nair, MD; Vikranth Mirle, BS; Kelly Hynes, MD; Jason Strelzow, MD

5:30 – 6:30 pm
Diversity, Equity & Inclusion Reception 

Support for this event is provided by Stryker.

6:30 – 9:00 pm
Celebrate Vancouver
Mahony's Tavern

Saturday, September 14
Scientific Session

6:30 – 10:00 am
Registration/Check-in

6:00 – 7:00 am
Breakfast

7:00 – 8:00 am

CONCURRENT PAPER SESSIONS

Paper Session 4A: Hindfoot/Midfoot
Moderators: Andrew P. Thome Jr., MD, and Marc D. Chodos, MD

ROGER A. MANN AWARD FINALIST
From Asymptomatic Flatfoot to Progressive Collapsing Foot Deformity: Peritalar Subluxation Is the Main Driver of Symptoms
Cesar de Cesar Netto, MD, PhD; Nacime Salomao Barbachan Mansur, MD, PhD; Grayson M. Talaski; Andrew Behrens, BS; Kepler Carvalho, MD; Eli Schmidt, BS; Ryan Jasper, MS; Kevin Dibbern, PhD; François Lintz, MD, PhD; Scott J. Ellis, MD; Donald D. Anderson, PhD

J. LEONARD GOLDNER AWARD FINALIST
Sustained Dynamic Compression Device Adaptively Compensates to Bone Resorption Following Arthrodesis in Ovine Hindlimb Model
David Safranski, PhD; Erin Estrada, BS; James Johnson, PhD; Ken Dupont, PhD; Jack Griffis, MS; Ben Gadomski, PhD; Naohiro Shibuya, DPM, MS; L. Daniel Latt, MD, PhD; Jeremiah Easley, DVM

Incidence and Factors Associated with Nonunion Following Naviculocuneiform Joint Arthrodesis
Jaeyoung Kim, MD; Max Sadlowski, BA; David Vier, MD; Veerabhadra Reddy, MD; Christopher Royer, MD; James Brodsky, MD; Jacob Zide, MD

J. LEONARD GOLDNER AWARD FINALIST
Assessing Middle Facet Subluxation in PCFD: The Impact of Plane Orientation on Measurements
Antoine Acker, MD; Emily Luo, BS; Albert T. Anastasio, MD; Conor N. O'Neill, MD; Mohamad Issa, MD; Kevin Wu, BS; Victor Slivinskis; James DeOrio, MD; Samuel B. Adams, MD; Cesar de Cesar Netto, MD, PhD

Comparison of Percutaneous Lapidus Intraosseous Screws versus Open Plate Fixation for First Tarsometatarsal Fusion: A Matched Cadaver Study
Alastair S.E. Younger, MBChB, ChM, FRCSC; Steven Steinlauf, MD; Nate Webb, MS, PE; Brian Thoren, BS; Douglas Linton, BA

Hardware Removal After Lisfranc ORIF Results in Immediate Improvement in Physical Function
Oliver Sroka, MD; Megan Campbell, MD; Willie Dong, BS; Tyler Thorne, MD; Thomas Higgins, MD; David Rothberg, MD; Justin Haller, MD; Lucas Marchand, MD

Paper Session 4B: Miscellaneous
Moderator: Jeannie Huh, MD

Patient Resilience, Is It Nature or Nurture?
Nathaniel Zona, BA; Kenneth Hunt, MD

PROMIS Depression Scores Improved by Surgical Intervention of Acute, but Not Chronic, Foot and Ankle Conditions
Nathaniel Zona, BA; Kenneth Hunt, MD

Transforming Steps: A Glimpse into the Future of Gait Analysis with Deep Learning and Markerless Motion Capture
Yoon-Chung Kim, MD, PhD; Youn-Ho Choi, MD; Chi-Young Yoon, MD; Bongseok Choi, MD; Gyu Jin Kim, MD; Jae Hoon Ahn, MD, PhD

The Impact of GLP-1 Agonist Therapy in Tibiotalar and Subtalar Fusion: A Propensity-Matched Analysis
Sohrab Vatsia, MD; Michael Levidy, MD; Michael Aynardi, MD; Ashlee MacDonald, MD

Differences in Postoperative Outcomes of Common Foot and Ankle Procedures Performed by Orthopedic Surgeons and Podiatrists
Myra S. Chao, BA; Kevin Heo, BS; Michelle M. Coleman, MD, PhD; Gregory Guyton, MD

Contact Pressures of the Posterior Heel in Lower Extremity Splints: A Biomechanical Study
Erik R. Nakken, MD; Kempland C. Walley, MD; Paul Talusan, MD; David Walton, MD; James Holmes, MD

8:00 – 9:00 am
Symposium 9: Flatfoot, PCFD... or Whatever We Call It These Days
Moderators: Scott J. Ellis, MD, and Simon R. Platt, MBChB, FRCS

The PCFD Classification: How to Use It and Plan Surgical Treatment
Cesar de Cesar Netto, MD, PhD

The PCFD Classification: Why It Doesn't Work
Eric M. Bluman, MD, PhD

The Soft Tissues: Spring Ligament, Deltoid, Interosseus, and Cervical
Bonnie Y. Chien, MD

The Bony Side of the Equation
Jeffrey S. Ling, MBBS, FRACS(Orth)

What's the Role of Arthroereisis?
Maurizio de Pellegrin, MD

Discussion

9:00 – 9:45 am
Symposium 10: Wounds and Woes
Moderators: Alastair S.E. Younger, MBChB, ChM, and Amanda J. Fantry, MD

Wound Coverage in Total Ankles
Erroll J. Bailey, MD

Inequalities in Amputation Care
L. Nathan Gause, MD

Is the Bone Infected?
Michelle M. Coleman, MD, PhD

Diabetic Wound Management
Brian Martin, FRACS(Orth)

Discussion

9:45 – 10:00 am
Break

10:00 – 11:00 am

CONCURRENT PAPER SESSIONS

Paper Session 5A: Total Ankle Replacement Part 2
Moderators: Jeremy J. McCormick, MD, and Xu Wang, MD

Association of Radiographic Soft Tissue Thickness with Revision Total Ankle Arthroplasty Following Primary Total Ankle Arthroplasty: A Minimum of 5-Year Follow-Up
Kevin Wu, BS; Albert T. Anastasio, MD; Alexandra Krez, BA; Katherine Kutzer, BS; James DeOrio, MD; Mark E. Easley, MD; James Nunley, MD; Samuel B. Adams, MD

IFFAS AWARD FINALIST
Debridement, Antibiotics, and Implant Retention (DAIR) vs. 1.5-Stage Revision v.s 2-Stage Revision in Periprosthetic Ankle Joint Infection: A Systematic Review
Antonio Izzo, MD; Claudia Carbone, MD; Enrico Festa, MD; Giovanni Balato, MD, PhD; Massimo Mariconda, MD; François Lintz, MD, PhD; Alessio Bernasconi, MD, PhD

Exploring Infection in Primary Total Ankle Arthroplasty
Albert T. Anastasio, MD; Kevin Wu, BS; Conor N. O'Neill, MD; Emily Luo, BS; Billy Kim, MD; James Nunley, MD; James DeOrio, MD; Mark E. Easley, MD; Samuel B. Adams, MD

Examining the Influence of Psychiatric Comorbidities on Postoperative Outcomes in Total Ankle Arthroplasty
Weston McDonald, BS; Alexander Guareshi, BS; John Allen, BS; Joshua L. Morningstar, BS; Richard J. Friedman, MD, FRCSC; Daniel J. Scott, MBA, MD; Christopher Gross, MD

Adverse Tissue Reaction to Metal and Polyethylene Particles as the Major Underlying Pathogenesis in Revision Total Ankle Arthroplasty
Jensen Henry, MD; Yaxia Zhang, MD, PhD; Emily Teehan, MS; Thomas W. Bauer, MD, PhD; Constantine Demetracopoulos, MD

Randomised Prospective Trial Comparing the Salto Talaris Fixed-Bearing and Salto Mobile-Bearing Total Ankle Replacement
Aleksandar Sevic, MBChB; Chetan Patel, MBChB; Matthew Tomlinson, MBChB

Paper Session 5B: Diabetes/Charcot
Moderators: Michael S. Pinzur, MD, and Amgad M. Haleem Amin, MD, PhD

Diabetic Neuromuscular Foot and Ankle Deformities Reconstructed with Long-Segment and Rigid Internal Fixation Lead to Optimal Outcomes
Anil Haldar, MBBS, BSc(Hons), FRCS, PGCert; Iris H.Y. Kwok, BMBS, BMedSci, MSc, FRCS; Thomas Hester, FRCS(Tr&Orth); Venu Kavarthapu, FRCS(Tr&Orth)

The Cutting Edge of Charcot Reconstruction: Anatomical Osteotomies Benchmarking Optimal Survivorship in Charcot Reconstruction
Raju Ahluwalia, MBBS, MFSEM, FRCS(Tr&Orth); Firas Raheman, MD(Res), MSc(Dist), MRCS; Peter Kosa, MBBS; Ines Reichert, MD, PhD, FRCS(Tr&Orth)

Efficacy of 3D Wound Assessment in Predicting Granulation Tissue Velocity Following Negative Pressure Wound Therapy in Diabetic Foot Ulcers
Jiyong Ahn, MD, PhD; Alexandra Flaherty; Yoochang Kim; Diana L. Bejarano-Pineda, MD; Christopher W. DiGiovanni, MD; Soheil Ashkani-Esfahani, MD; Gregory R. Waryasz, MD

Polymethylmethacrylate (PMMA) Augmentation Increases the Strength of Midfoot Beam Constructs in Charcot Neuroarthropathy Model: A Biomechanical Study
Naveen Pattisapu, MD; Dave Huang, MS; Giselle Porter, BS; Rebisi Owhonda, MD; Timothy Charlton, MD; Christopher Gross, MD; David Thordarson, MD; Melodie Metzger, PhD

Risk Factors for Early Major Amputation in the First Diabetic Forefoot Amputation
JaeHyeon Seo, MD; HoSeong Lee, MD, PhD; YoungRak Choi, MD, PhD; MyoungYeol Shin, MD

Diabetic Management and Infection Risk in Total Ankle Arthroplasty
Kevin Wu, BS; Albert T. Anastasio, MD; Alexandra Krez, BA; Conor N. O'Neill, MD; Grayson M. Talaski; Kishen Mitra; Samuel B. Adams, MD; James DeOrio, MD; Mark E. Easley, MD; James Nunley, MD

11:00 am – noon
Symposium 11: The Painful Total Ankle
Moderators: Mark E. Easley, MD, and Sara Lyn Miniaci-Coxhead, MD

Work Up
Christopher E. Gross, MD

Managing Osteolysis
Daniel J. Scott, MD, MBA

Converting to Fusion
Karl M. Schweitzer Jr., MD

Periprosthetic Joint Infection: Diagnosis
Alastair S.E. Younger, MBChB, ChM

It's Infected But I Can Save It
Elizabeth A. Cody, MD

Discussion

Noon
Adjourn

Go to day: Wednesday | Thursday  |  Friday