AAOS Annual Meeting UCSF Orthopaedic Surgery 2020 Schedule

AAOS Annual Meeting UCSF Orthopaedic Surgery 2020 Schedule

March 24-28, 2020 Orange County Convention Center West Building

Orlando, Florida

Tuesday, March 24, 2020 8:00 AM - 8:06 AM Valencia Ballroom A Classification: Adult Reconstruction Hip Paper Presentations (016) Moderator 1: Bryce Allen MD,FAAOS Moderator 2: Menachem Meller MD,FAAOS Intra-Articular Hip Corticosteroid Injections Offer No Meaningful Benefit in Prolonging Time to Total Hip Arthroplasty for Osteoarthritis Musa Zaid MD, Andrew Figoni MD, Erik McDonald MD, Jeffrey Barry MD 8:06 AM - 8:12 AM Room W311E Classification: Shoulder and Elbow Paper Presentations (047) Moderator 1: Andrew Jawa MD, FAAOS Moderator 2: Wesley Phipatanakul MD, FAAOS Predictors of Patient Satisfaction after Reverse Shoulder Arthroplasty Ryan Rauck MD, Joseph Ruzbarsky MD, Ishaan Swarup MD, Jordan Gruskay MD, Joshua Dines MD, FAAOS, Russell Warren MD, FAAOS, David Dines MD,FAAOS, Lawrence Gulotta MD, FAAOS 9:18 AM - 9:24 AM Room W311E Classification: Shoulder and Elbow Paper Presentations (056) Moderator 1: Andrew Jawa MD, FAAOS Moderator 2: Wesley Phipatanakul MD, FAAOS Do Preoperative and Postoperative Glenoid Retroversion Influence Outcomes After Reverse Total Shoulder Arthroplasty? Drew Lansdown MD, Edward Cheung MD, Weiyuan Xiao, Austin Lee BA, Alan Zhang MD,FAAOS, Brian Feeley MD,FAAOS, ChunBong Ma MD, FAAOS

10:30 AM - 12:30 PM Room W204 Adult Spinal Deformity: Surgical Planning and Complications Classification: Spine Case Presentation (184) Moderator 1: Alan Daniels MD, FAAOS Cases focus on various scenarios of adult spinal deformity (untreated idiopathic scoliosis, degenerative lumbar scoliosis, flat back syndrome, the older adult deformity patient), as well as complications of treatment (interoperative spinal cord signal changes, proximal junctional failure, and nonunion with rod fracture). Table Facilitator Shane Burch MD, FAAOS, FRCSC 11:42 AM - 11:48 AM Room W205B Classification: Hand and Wrist Paper Presentations (115) Moderator 1: Joshua Abzug MD,FAAOS Opioid Use Following Open vs. Endoscopic Carpal Tunnel Release: A Population Study Jacquelyn Withers BA, Gopal Lalchandani MD, Ryan Halvorson BS, Igor Immerman MD, FAAOS, Paymon Rahgozar MD 1:30 PM - 3:30 PM Room W303 Sports Specialization and the Skeletally Immature Athlete: Current Concepts Classification: Pediatrics 145 - ICL 2-Hour Moderator 1: Nirav Pandya MD,FAAOS Single sport specialization has had dramatic impact on the health of skeletally immature athletes, and understanding its effect is critical for the clinician. Brian Feeley MD,FAAOS 2:24 PM - 2:30 PM Room W224E Classification: Adult Reconstruction Hip Paper Presentations (188) Tuesday, March 24 Moderator 1: Hari Bezwada MD Moderator 2: Marc Umlas MD Infection and Mechanical Complications are Risk Factors for Developing a New Mental Health Disorder following Total Joint Arthroplasty Andrew Figoni MD, Gopal Lalchandani MD, David Sing MD, Erik Hansen MD, FAAOS

4:00 PM - 4:06 PM Room W205B Classification: Pediatrics Paper Presentations (272) Moderator 1: Henry Iwinski JR MD,FAAOS Moderator 2: Bryan Tompkins MD,FAAOS Opioid-Seeking Behavior following Pediatric Orthopaedic Surgery: Incidence and Patient Risk Factors Blake Meza BS, Ishaan Swarup MD, Thaddeus Woodard BS, Alejandro Cazzulino BA, Apurva Shah MD, MBA, FAAO

Wednesday, March 25, 2020 8:00 AM - 8:06 AM Valencia Ballroom A Classification: Sports Medicine Paper Presentations (332) Comparison of Anterior Cruciate Ligament Tears Treated Conservatively versus Reconstruction: Risk of Subsequent Surgery David Ding MD, Lue-Yen Tucker BA, Caitlin Rugg MD, Henry Krigbaum MD, Alex Lau MD, FAAOS 9:24 AM - 9:30 AM Valencia Ballroom D Classification: Adult Reconstruction Hip Paper Presentations (328) Moderator 1: Curtis Hartman MD,FAAOS A Multicenter Randomized Clinical Trial of Tranexamic Acid in Revision Total Hip Arthroplasty: Does the Dosing Regimen Matter? Robert Sershon MD, Yale Fillingham MD, Matthew Abdel MD, FAAOS, Arthur Malkani MD, FAAOS, Ran Schwarzkopf MD,FAAOS, Douglas Padgett MD,FAAOS, Thomas Vail MD,FAAOS, Denis Nam MD,MSc,FAAOS, Cindy Nahhas BS, Chris Culvern, Craig Della Valle MD,FAAOS 11:00 AM - 12:30 PM Engagement Theater Managing Complications and Failures in Pediatric Sports Medicine Classification: Pediatrics Case Presentation (226) 226-ICL 1.5-Hour Moderator 1: Nirav K. Pandya, MD, FAAOS Understanding principles of revision surgery in the high demand pediatric athlete are essential for the sports medicine physician. 11:00 AM - 12:30 PM Room W203 How to Stay Out of Trouble in the Pediatric/Adolescent Patient Classification: Musculoskeletal Oncology Case Presentation (283) Moderator 1: Valerae Lewis MD, FAAOS The pediatric and adolescent population often presents with lytic lesions of bone. It is crucial for the general orthopaedic surgeon to know how to effectively recognize, work up, and manage these tumors. Through case presentations, the work-up, treatment options (non-

operative, surgical, non-invasive, and minimally invasive techniques), and the appropriate surveillance protocol are discussed. Table Facilitator Rosanna Wustrack MD, FAAOS, Melissa Zimel MD,FAAOS 1:30 PM - 3:00 PM Room W202B Global Volunteerism for Orthopaedic Surgeons Classification: General 244 - ICL 1.5-Hour Moderator 1: Coleen Sabatini MD, MPH, FAAOS Learn how to be an effective global volunteer and impart your orthopaedic knowledge to strengthen and empower the global health workforce by volunteering overseas. Todd Kim MD, FAAOS, Divya Singh MD,FAAOS, Peter Trafton MD, FAAOS 1:36 PM - 1:42 PM Room W224E Classification: Practice Management/Rehabilitation Paper Presentations (412) Moderator 1: Richard Mather III MD, FAAOS Moderator 2: Jeffrey Morgan MD, FAAOS Multicenter Survey of Resident Professional Development and Understanding of the Business of Orthopaedics: Are Residents Ready for the Transition to Practice? Etasha Bhatt MD, Tiffany Gorman, Alexander Ghasem MD, Heather Vallier MD, FAAOS, William Obremskey MD, MPH, FAAOS, Darin Friess MD, FAAOS, Henry Sagi MD, FAAOS, Paul Whiting MD, FAAOS, Eric Meinberg MD, FAAOS, Cyril Mauffrey MD, FAAOS, MRCS, Stephen Quinnan MD,FAAOS, Brian Cunningham MD, FAAOS 2:30 PM - 2:36 PM Chapin Theater Classification: Adult Reconstruction Knee Paper Presentations (391) Moderator 1: Simon Mears MD, FAAOS Moderator 2: Brett Levine MD, FAAOS Predictors of a Change in Patient Willingness to Have Total Knee Arthroplasty: Insights from the Osteoarthritis Initiative Ilya Bendich MD, Ryan Halvorson BS, Derek Ward MD, Michael Nevitt PhD

3:30 PM - 5:00 PM Room W414D Platelet-Rich Plasma, Bone Morphogenetic Protein, and Stem Cells: What Surgeons Need to Know Classification: General 264 - ICL 1.5-Hour Moderator 1: Brian Feeley MD,FAAOS Course presenters discuss the most important biologics in orthopaedic surgery, including growth factors, cell therapy, and pharmacologics to promote bone and soft tissue healing. Wellington Hsu MD, FAAOS, Harvey Smith MD, FAAOS,Seth Williams MD,FAAOS 3:30 PM - 5:00 PM Room W303 How to Avoid Failures in Tibial Plafond Fractures Classification: Trauma 273 - ICL 1.5-Hour Moderator 1: Utku Kandemir MD, FAAOS Tibial plafond fractures are challenging. Multistep, detailed planning of treatment is necessary to achieve the best outcome possible. Jackson Lee MD, FAAOS, Saam Morshed MD,FAAOS, Walter Virkus MD,FAAOS

Thursday, March 26, 2020 8:00 AM - 9:30 AM Room W224E Classification: Trauma Paper Presentations (482) Moderator 1: Stuart Guthrie MD Effect of Surgeon and Hospital Volume on Complications Following Operative Tarsal Fracture Repair Christopher Stewart BA, Dane Brodke MD, Saam Morshed MD,FAAOS 1:30 PM - 3:00 PM Room W202C Classification: Practice Management/Rehabilitation The Introduction of New Technology into Orthopaedic Practices 349 - ICL 1.5-Hour Moderator 1: Ronald Wyatt MD, FAAOS As orthopaedic surgeons adopt new technology to improve patient safety and outcomes, they should be aware of legal, regulatory, reimbursement, and operational challenges. Thomas Barber MD,FAAOS

1:30 PM - 3:00 PM Room W205B Controversies in Spine Surgery Classification: Spine N - Symposium Moderator 1: Sandeep Gidvani MD, FAAOS This is a debate style symposium to discuss current controversies in spine surgery. Sigurd Berven MD, FAAOS

3:00 – 3:30 PM Engagement Theater located in Academy Hall C Osseointegration Amputation Surgery: What You Need to Know Classification: Osseointegration ICL Moderator 3: Al-Muderis M; Forsberg JA; and O'Donnell RJ

Friday, March 27, 2020 9:00 AM - 9:06 AM Valencia Ballroom A Classification: Shoulder and Elbow Paper Presentations (609) Moderator 1: David Dines MD,FAAOS Moderator 2: Edward Craig MD,FAAOS Do Glenoid Retroversion and Humeral Subluxation Affect Outcomes following Total Shoulder Arthroplasty? ChunBong Ma MD, FAAOS, Weiyuan Xiao, Madeleine Salesky, Edward Cheung MD, Alan Zhang MD,FAAOS, Brian Feeley MD,FAAOS, Drew Lansdown MD 9:12 AM - 9:18 AM Valencia Ballroom B Classification: Adult Reconstruction Hip Paper Presentations (625) Moderator 1: Nicolas Noiseux MD,FRCSC,MS,FAAOS Independent Risk Factors for Transfusion in Contemporary Revision Total Hip Arthroplasty Robert Sershon MD, Yale Fillingham MD, Arthur Malkani MD, FAAOS, Matthew Abdel MD, FAAOS, Ran Schwarzkopf MD,FAAOS, Douglas Padgett MD,FAAOS, Thomas Vail MD,FAAOS, Chris Culvern, Craig Della Valle MD,FAAOS 11:48 AM - 11:54 AM Valencia Ballroom D Classification: Adult Reconstruction Hip Paper Presentations (698) Moderator 1: Benjamin Stronach MD,FAAOS Microbiome of the Osteoarthritic Hip and Knee Joint: A Prospective Multicenter Investigation Karan Goswami MD, Timothy Tan MD, James Purtill MD, FAAOS, Douglas Dennis MD,FAAOS, Michael Cross MD, FAAOS, Brian Klatt MD, FAAOS, Michael O'Malley MD, Jason Zlotnicki MD, Jeremy Gililland MD, FAAOS, Christopher Pelt MD, FAAOS, Eric Smith MD, FAAOS, David Sing MD, Arthur Malkani MD, FAAOS, Brian Palumbo MD, FAAOS, Steven Lyons MD,FAAOS, Jon Minter DO, FAAOS, Nitin Goyal MD, James McDonald III BS, Hernan Prieto MD, Gwo-Chin Lee MD, FAAOS, Stefano Bini MD, FAAOS, Erik Hansen MD, FAAOS, Derek Ward MD, Noam Shohat MD, Majd Tarabichi MD, Carlos Higuera Rueda MD, FAAOS, Craig Della Valle MD,FAAOS, Javad Parvizi MD, FAAOS, FRCS

1:36 PM - 1:42 PM Valencia Ballroom D Classification: Shoulder and Elbow Paper Presentations (748) Moderator 1: Michael Khazzam MD, FAAOS Depression and Race are Associated with Lower Preoperative Expectations for Shoulder Instability Surgery Kevin Cronin MD, Nicole Cascia ATC, Brian Wolf MD, FAAOS, Justin Magnuson BA, Cale Jacobs PhD, Shannon Ortiz MPH, Keith Baumgarten MD, FAAOS, Julie Bishop MD, FAAOS, Matthew Bollier MD, FAAOS, Jonathan Bravman MD, FAAOS, Robert Brophy MD,FAAOS, Charles Cox III MD, FAAOS, John Grant MD, PhD, FAAOS, FRCSC, Grant Jones MD, FAAOS, John Kuhn MD,FAAOS, ChunBong Ma MD, FAAOS, Robert Marx MD,FAAOS, Eric McCarty MD,FAAOS, Bruce Miller MD,MS,FAAOS, Adam Seidl MD, FAAOS, Matthew Smith MD,FAAOS, Rick Wright MD,FAAOS, Alan Zhang MD,FAAOS, Brian Feeley MD,FAAOS, Rachel Frank MD, Andrew Neviaser MD, FAAOS, Carolyn Hettrich MD, MPH, FAAOS

2:24 PM - 2:30 PM Valencia Ballroom D Classification: Shoulder and Elbow Paper Presentations (754) Moderator 1: Michael Khazzam MD, FAAOS Risk Factors for Intra-Articular Bone and Cartilage Lesions in Patients Undergoing Surgical Treatment for Posterior Instability Drew Lansdown MD, Gregory Cvetanovich MD, Alan Zhang MD,FAAOS, Brian Feeley MD,FAAOS, Brian Wolf MD, FAAOS, Carolyn Hettrich MD, MPH, FAAOS, Keith Baumgarten MD, FAAOS, Julie Bishop MD, FAAOS, Matthew Bollier MD, FAAOS, Jonathan Bravman MD, FAAOS, Robert Brophy MD,FAAOS, Charles Cox III MD, FAAOS, Rachel Frank MD, John Grant MD, PhD, FAAOS, FRCSC, Grant Jones MD, FAAOS, John Kuhn MD,FAAOS, Robert Marx MD,FAAOS, Eric McCarty MD,FAAOS, Bruce Miller MD,MS,FAAOS, Shannon Ortiz MPH, Matthew Smith MD,FAAOS, Rick Wright MD,FAAOS, ChunBong Ma MD, FAAOS

3:54 PM - 4:00 PM Room W224E Classification: Pediatrics Paper Presentations (768) Moderator 1: Matthew Schmitz MD, FAAOS Moderator 2: Brian Scannell MD, FAAOS Orthopaedic Outcomes of Prenatal versus Postnatal Repair of Myelomeningocele Ishaan Swarup MD, Divya Talwar MPH, PhD, Lori Howell DNP, Nick Adzick, Bernard Horn MD,FAAOS

4:30 PM – 4:36 PM Chapin Theater Classification: Sports Medicine Paper Presentations (809) What is the Appropriate Price for Platelet-Rich Plasma Injections for Knee Osteoarthritis? A Cost-Effectiveness Analysis Based on Evidence from Level 1 Randomized Controlled Trials Ilya Bendich MD, William Rubenstein MD, Brian Cole MD,MBA,FAAOS, ChunBong Ma MD, FAAOS, Brian Feeley MD,FAAOS, Drew Lansdown MD

Saturday, March 28, 2020 7:30 AM - 7:35 AM Orange County Convention Center, West Building, Room W311E

Introductions and Welcome

Classification: Hand and Wrist

ASSHAAHS-WEL - Specialty Day - ASSH / AAHS

Moderator 1: Julie Adams MD,FAAOS

Moderator 2: Nicole Schroeder MD,FAAOS


Martin Boyer MD,FAAOS, Nash Naam MD

8:10 AM - 8:17 AM Orange County Convention Center, West Building, Tangerine Ballroom 1

COMBINED SESSION I: Patient Optimization

Classification: Adult Reconstruction Knee

HIPKNEEAAHKSCS-I - Specialty Day - Knee / AAHKS

Moderator 1: C Barnes MD,FAAOS

Perioperative Infection Prevention

Thomas Vail MD,FAAOS

8:35 AM - 9:35 AM Orange County Convention Center, West Building, Room W311E

Session II – Controversies And Challenges In Ulnar Sided Wrist Pain


ASSHAAHSS-II - Specialty Day - ASSH / AAHS

Moderator 1: Nicole Schroeder MD, FAAOS

8:35 AM - 8:44 AM Wrist Ligament Problems I Have Never Seen?

David Ring MD,FAAOS

8:44 AM - 8:53 AM Split UT Ligament Tears & LT tears: Pathologic or Simply Present?

Sanjeev Kakar MD, FAAOS

8:53 AM - 9:02 AM Final Common Pathway - Constrained Distal Ulnar Joint Arthroplasty

Juan Breyer

9:02 AM - 9:11 AM DRUJ Instability in the Setting of Distal Radius Fractures – What to Do?

Sebastian Von Unger SR MD

9:11 AM - 9:20 AM How I Approach Problems at the Ulnar Side of the Wrist

Brian Adams MD,FAAOS

9:20 AM - 9:35 AM Collective Wisdom from the Crowd and from the Panel

10:30 AM - 10:35 AM Orange County Convention Center, West Building, Room W311A

Session III: MSTS Research committee Special Session: Critical Issues & Update on Emerging

Drugs

Classification: Musculoskeletal Oncology

MSTSS-III - Specialty Day - MSTS

Moderator 2: Odion Binitie

MSK Drug Targets, MSK Tumors, & FDA Approval Process

Rosanna Wustrack MD, FAAOS

10:45 AM - 11:45 AM Orange County Convention Center, West Building, Room W311E

Session IV – Symposium On Elbow Injuries


ASSHAAHSS-IV - Specialty Day - ASSH / AAHS


10:45 AM - 10:54 AM Rehabilitation of the Unstable Elbow: What You Need to Know

Graham King MD,FAAOS

10:54 AM - 11:03 AM Elbow Disasters I have Seen

Scott Steinmann MD,FAAOS

11:03 AM - 11:12 AM Soft Tissue Coverage Solutions About the Elbow

Duretti Fufa MD,FAAOS

11:12 AM - 11:21 AM More Elbow Disasters that Have Seen Me

Adam Watts MRCS

11:21 AM - 11:30 AM Seductive Siren or Sound Solution: Elbow Joint Arthroplasty

Michael Hausman MD, FAAOS

11:30 AM - 11:45 AM Collective Wisdom from the Crowd and from the Panel

1:30 PM - 1:35 PM Orange County Convention Center, West Building, Room W311E



ASSHAAHSPM-WEL - Specialty Day - ASSH / AAHS

Moderator 1: Julie Adams MD,FAAOS

Moderator 2: Nicole Schroeder MD,FAAOS

Introductions and Welcome Martin Boyer MD,FAAOS, Nash Naam MD


Session I – Surgery of the Hand


ASSHAAHSPMS-I - Specialty Day - ASSH / AAHS


1:35 PM - 1:42 PM Carpal Tunnel Syndrome – They Don’t All Do Well

Donald Lee MD,FAAOS

1:42 PM - 1:49 PM Tendinopathies Of The Upper Limb – What The Evidence Shows and What

You Need To Know

Robert Wysocki JR MD,FAAOS

1:49 PM - 1:56 PM An Update On Flexor And Extensor Tendon Surgery and Rehab: What Is The

New Conventional Wisdom

John Lubahn MD, FAAOS

1:56 PM - 2:02 PM Dupuytrens’ Decision Points- What To Do And How To Do It?

Nash Naam MD

2:02 PM - 2:09 PM Fractures I Never Fix (eg: Boxers and Mallets)

Marco Rizzo MD,FAAOS

2:09 PM - 2:16 PM Pearls And Pitfalls At The PIP (Fracture)

Peter Lund MD, FAAOS

2:16 PM - 2:23 PM Pearls and Pitfalls in Pediatric Hand Fractures

Lindley Wall MD,FAAOS

2:23 PM - 2:30 PM Simple Hand Fractures That Aren’t

Mark Baratz MD,FAAOS

2:30 PM - 2:40 PM Q&A Collective Wisdom from the Crowd and from the Panel

3:25 PM - 4:11 PM Orange County Convention Center, West Building, Valencia Ballroom D

Symposium VII: Proximal Humerus Fracture

Classification: Shoulder and Elbow

ASESSY-VII - Specialty Day - ASES

Moderator 1: E Paxton MD, FAAOS

Moderator 2: Utku Kandemir MD, FAAOS

3:25 PM - 3:30 PM Deltopectoral Versus Split

Michael Gardner MD,FAAOS

3:31 PM - 3:36 PM Indications for Arthroplasty

Xavier Duralde MD, FAAOS

3:37 PM - 3:42 PM Revision Fixation

3:43 PM - 3:53 PM Reverse Arthroplasty for the Traumatologist (Video Technique Spotlight)

Joaquin Sanchez-Sotelo MD


Session III – If Only I Could Be A Fellow Again…


ASSHAAHSPMS-III - Specialty Day - ASSH / AAHS


4:07 PM - 4:22 PM What I Wish I Knew When I Was You

Peter Stern MD, FAAOS

4:22 PM - 4:37 PM The Papers I Wish I Had Read Sooner And The Ones I Wish I Had Never Read

Douglas Hanel MD,FAAOS

4:37 PM - 4:52 PM The Placebo Effect

A Osterman JR MD,FAAOS

Posters Session 1

Tuesday, March 24, 2020 Academy Hall C

Poster No. P0227

Classification: Pediatrics

Impact of Growth Friendly Interventions on Spine and Pulmonary Outcomes of Patients with

Spinal Muscular Atrophy

Ishaan Swarup MD, Elle Macalpine, Oscar Mayer MD, Robert Lark MD, FAAOS, John Smith

MD, FAAOS, Michael Vitale MD,MPH,FAAOS, Jack Flynn MD, FAAOS, Jason Anari MD, Patrick

Cahill MD,FAAOS

Poster No. P0267

Classification: Practice Management/Rehabilitation

Incremental Inputs Improve the Automated Detection of Implant Loosening with Machine

Learning Algorithms

Romil Shah BA, Stefano Bini MD, FAAOS, Thomas Vail MD,FAAOS

Poster No. P0316


Human Degenerative Rotator Cuff Tears have Increased Fibroadipoprogenitor Cells but Not

Satellite Cells

Brian Feeley MD,FAAOS, Carlin Lee BS, He Zhang, Mengyao Liu, ChunBong Ma MD,

FAAOS, Hubert Kim MD, PhD, FAAOS, Xuhui Liu

Poster No. P0325


Surgical Outcomes in the Frequency, Etiology, Direction, Severity Classification System for

Shoulder Instability

Justin Magnuson BA, Brian Wolf MD, FAAOS, Kevin Cronin MD, Cale Jacobs PhD, Shannon

Ortiz MPH, John Kuhn MD,FAAOS, Keith Baumgarten MD, FAAOS, Julie Bishop MD, FAAOS,

Matthew Bollier MD, FAAOS, Jonathan Bravman MD, FAAOS, Robert Brophy MD,FAAOS,

Charles Cox III MD, FAAOS, Brian Feeley MD,FAAOS, John Grant MD, PhD, FAAOS, FRCSC,

Grant Jones MD, FAAOS, ChunBong Ma MD, FAAOS, Robert Marx MD,FAAOS, Eric McCarty

MD,FAAOS, Bruce Miller MD,MS,FAAOS, Matthew Smith MD,FAAOS, Rick Wright MD,FAAOS,

Alan Zhang MD,FAAOS, Carolyn Hettrich MD, MPH, FAAOS

Poster No. P0399

Classification: Sports Medicine

Body Mass Index Screening in Knee Arthroscopy: An Analysis using the National Surgical Quality

Improvement Database

William Rubenstein MD, Drew Lansdown MD, Brian Feeley MD,FAAOS, ChunBong Ma MD,

FAAOS, Alan Zhang MD,FAAOS

Posters Session 2

Thursday, March 26, 2020 Academy Hall C

Overall Event Time: 7:00 AM - 5:00 PM

Poster No. P0813


Beige Fibro-Adipogenic Progenitor Transplantation Reduces Muscle Degeneration and Improves

Function in a Mouse Model of Delayed Repair of Rotator Cuff Tears

Carlin Lee BS, Mengyao Liu, Hubert Kim MD, PhD, FAAOS, Xuhui Liu MD, Brian Feeley

MD,FAAOS

Poster No. 0826


Predictors of Large Labral Tears: A Multicenter Orthopaedic Outcomes Network Shoulder

Instability Cohort Study

Kevin Cronin MD, Justin Magnuson BA, Brian Wolf MD, FAAOS, Gregory Hawk MS, Azimeh

Sedaghat, Katherine Thompson PhD, Cale Jacobs PhD, Shannon Ortiz MPH, Keith Baumgarten

MD, FAAOS, Julie Bishop MD, FAAOS, Matthew Bollier MD, FAAOS, Jonathan Bravman MD,

FAAOS, Robert Brophy MD,FAAOS, Charles Cox III MD, FAAOS, Brian Feeley MD,FAAOS,

Rachel Frank MD, John Grant MD, PhD, FAAOS, FRCSC, Grant Jones MD, FAAOS, John Kuhn

MD,FAAOS, ChunBong Ma MD, FAAOS, Robert Marx MD,FAAOS, Eric McCarty MD,FAAOS,

Bruce Miller MD,MS,FAAOS, Andrew Neviaser MD, FAAOS, Adam Seidl MD, FAAOS, Matthew

Smith MD,FAAOS, Rick Wright MD,FAAOS, Alan Zhang MD,FAAOS, Carolyn Hettrich MD,

MPH, FAAOS

Poster No.0908


The Vertical Tibial Tubercle-Trochlear Groove Distance as a Measurement of Sagittal Imbalance

in Patients with Symptomatic Patellofemoral Chondral Lesions

Drew Lansdown MD, Brett Madden, David Christian BS, Brian Cole MD,MBA,FAAOS, Jack Farr

II MD,FAAOS, Adam Yanke MD, FAAOS

Poster No. 0939


Demographic and Chronological Trends in Early Sport Specialization among Former National

Collegiate Athletic Association Athletes

Caitlin Rugg MD, Brian Feeley MD,FAAOS

Poster No. P0968

Classification: Trauma

Femoral Cortical Thickness is Strongly Correlated to Bone Mineral Density

Musa Zaid MD, Alan Dang MD, FAAOS, Alexis Dang MD, FAAOS

Poster No. P0973

Classification: Trauma

Optimal Surgical Approach for the Surgical Fixation of Extra-Articular Humeral Shaft Fractures to

Minimize Iatrogenic Nerve Injury

Jared Newman MD, Lee Bloom MD, Sarah Stroud BA, Bassel Diebo MD, Steven Burekhovich

BS, Kayla Basedow BS, Oscar Krol, Neil Shah MD,MS, Emmanuel Illical MD, FAAOS, FRCSC

Documents

AAOS Annual Meeting UCSF Orthopaedic Surgery 2020 Schedule