2010 Annual Meeting Podium Presentations

Friday, March 12, 2010

481 Osteonecrosis: a substance problem rather than a surface disease. Is resurfacing a viable solution?

482 The results of stem cell transplantation for osteonecrosis of femoral head

483 Osteoprotegerin, RANK and RANKL mRNA Levels in the Femoral Head of Patients with Osteonecrosis

484 Femoral Head Size and Wear of Electron Beam Crosslinked Polyethylene at 5 to 8 Years

485 Use of 18F-fluoride PET for differentiation between aseptic and septic in total hip arthroplasty

486 Cost-effectiveness of screening and decolonization of S. Aureus for reducing Surgical Infections

487 Pre-admission chlorhexidine preparation reduces the incidence of surgical site infections in THA

488 Propionibacterium acnes Periprosthetic Infection: Different from Conventional Arthroplasty Infection

489 Cost and Effectiveness of Postoperative Fever Workup in Hip and Knee Arthroplasty Patients

490 Thrombotic Events In Patients with a History of Thromboembolic Events Undergoing Joint Arthroplasty

491 Deep Vein Thrombosis: A Good Proxy for Pulmonary Embolus?

492 Total Joint arthroplasty and Obstructive Sleep Apnea: The Importance of Postoperative Diligence

493 Accuracy of Diagnostic Injection in Differentiating Source of Atypical Hip Pain

494 ASA score may be used as a comorbidity index in hip fracture surgery

495 Patient Perceptions of Surgeon-Industry Relations

496 Is the Office Visit Necessary? Patient Reported Outcome Scores and X-rays Alone as Follow-up for TKA

497 A Performance Based Patient Outcome Score For Active Patients Following Total Knee Arthroplasty

498 The Ability of Preoperative Functional Scores to Predict Quality of Life after Knee Arthroplasty

499 Total Knee Arthroplasty using Gender-Specific or Unisex Prosthesis in Bilateral Simultaneous Cases

500 Does Implant Design Affect Knee Flexion? A Simultaneous Bilateral TKA Randomized Controlled Trial

501 Comparison of Function and Fit of Standard and Gender-Specific PCL-Retaining High-Flexion TKAs

502 Randomised Double Blinded Trial Of Oxidized Zirconium (OZ) & Cobalt Chrome (CC) for Knee Replacement

503 Comparison of TKR Outcomes in Patients Above and Below Age 65: a Limitation of Medicare Analysis

504 A minimum 20 year survivorship of cementless femoral components in cruciate-retaining TKR

505 Quality of life, function and survival after total knee arthroplasty for post-traumatic arthritis.

506 Total Joint Arthroplasty in Patients with Hepatitis C

507 Does Participation in Not-recommended Sports Impact Total Knee Arthroplasty Durability?

508 Radiographic Review of Alignment in Patient-Matched Total Knee Arthroplasty

509 All Polyethylene Tibial Components  Maximal Survivorship with Minimal Cost

510 Epidemiology of Adverse Events after TKA in Medicare Beneficiaries from 2002-2007

511 Left Thoracic Curves Are Not a Mirror Image of Right Thoracic Idiopathic Curves

512 A New Indication for Ponte releases in Adolescent Idiopathic Scoliosis: Restoring Thoracic Kyphosis

513 Distal Stop at T12 vs L1 for Posterior Spinal Instrumented Fusion in Adolescent Idiopathic Scoliosis

514 A Comparison of TLSO and St. Justine Brace Treatment of Adolescent Idiopathic Scoliosis (AIS)

515 Risk Factors for Major Complication Following Surgery for Neuromuscular Scoliosis

516 Does Maximizing Curve Correction of Lenke 1 Curves in AIS Risk Secondary Decompensation?

517 Intrathecal Morphine in Idiopathic Scoliosis Surgery: Does Gender or Race Affect Optimal Dosing?

518 Trends in ATV-related Spine Injuries in Children in the US: 1997-2006 KIDS Database

519 Prevalence of scoliosis in congenital heart disease

520 Syringomyelia and Vertebral Osteochondromas in Patients with Multiple Hereditary Exostosis (MHE)

521 Accurate Evaluation of the Normal Prevertebral Soft Tissue Thickness in Children

522 Spica Cast Immoblization Following Repair of Classic Bladder Exstrophy

523 Wound Infection Following Surgery for Neuromuscular Scoliosis: Risk Factors and Treatment Outcomes

524 CA-MRSA in Acute Musculoskeletal Infection in Children: A Game Changer

525 Cbfa-1, Sox-9, Osx-1, and HIF-1x Expression in a Rat Model of Distraction Osteogenesis

526 CT Alone vs. CT and MRI in the Identification of Occult Injuries to the Cervical Spine

527 Improvement of Neurologic Deficits Following Anterior Cervical Spine Surgery

528 Does Smoking have an Impact on Fusion Rate in Single Level ACDF with Allograft and Plate Fixation?

529 Cost Effectiveness of Intra-Operative 3-D Fluoroscopy for Posterior Cervical Spine Instrumentation

530 A New Pig Model for Distraction-induced Spinal Cord Injuries based on Neuromonitoring with MEP

531 Are Routine Postoperative X-rays Necessary After Cervical Spine Fusion?

532 Functional Outcomes and Morbidity After Intentional Sacrifice of the C2 Ganglion

533 Migration of bone mesenchymal stem cells to injured rats spinal cord by subarachnoid space injection

534 Outcomes following nonoperative and operative treatment for cervical disc herniations in NFL players

535 Results of C2 Root Transection During Atlantoaxial Segmental Screw Fixation

536 Evidence of an Inherited Predisposition for Cervical Spondylosis with Myelopathy

537 Single Stage Total Resection of Aggressive Osteoblastoma of the Cervical Spine

538 Cervical Endplate and Facet Arthrosis: An Anatomic Study of Cadaveric Specimens

539 Does Early Return to Work Following Arthroplasty and ACDF Result in Adverse Outcomes?

540 Diagnosis of unstable cervical spine injuries: Laboratory support for the use of axial traction.

541 T2*-Mapping of Hip Joint Cartilage

542 Acetabular Morphology and the Progression of Coxarthrosis

543 Intra-articular lesions and the clinical results of periacetabular osteotomy in hip dysplasia

544 A new procedure of the spherical osteotomy of the acetabulum for dysplastic hip

545 Surgical Invasion and Complications in Patients Aged Over 40 : CPO versus THA

546 Early Complications associated with the Periacetabular Osteotomy: A Prospective Multicenter Study

547 Symptomatic acetabular retroversion: Mean 10 year f/u after treatment with periacetabular osteotomy

548 CT Evaluation of Structural Abnormalities in Hips With Labral Tears

549 RADIOGRAPHIC EVALUATION OF PINCER FEMORACETABULAR IMPINGEMENT. IS IT RELIABLE & PREDICTABLE?

550 Early Experience of Anterior Approach with Assisted Hip Arthroscopy for Femoroacetabular Impingement

551 Combined Arthroscopic and Mini-Open Treatment of Femoroacetabular Impingement

552 Long-term results of the Chiari pelvic osteotomy

553 Prediction of the outcome of transtrochanteric curved varus osteotomy for osteonecrosis

554 Accuracy of a CT-based navigation in total hip arthroplasty (THA)

555 Computed Tomography(CT)-Based Navigation in Total Hip Arthroplasty for Severe Acetabular Deformity

556 Fracture Pattern and Initial Displacement Predict Outcome in Proximal Humeral Fractures

557 Functional and quality of life outcome of proximal humeral fractures conservatively treated

558 Arthroscopic vs. open distal clavicle excision: A comparative assessment at intermediate follow-up.

559 Glenohumeral Contact During A Simulated Active Compression Test in Cadaveric Shoulders

560 Prospective outcomes of locked plating in the treatment of displaced proximal humerus fractures.

561 Functional outcome of Reverse Shoulder Arthroplasty vs Hemiarthroplasty for acute Humerus Fracture

562 A Biomechanical Comparison of Coracoclavicular Ligament Reconstructive Techniques

563 The Natural History of Complex Fractures of the Proximal Humerus

564 Outcomes following ORIF of proximal humerus fractures treated with locking plates

565 New concept of plate fixation for humeral head fracture: biomechanical and clinical experiences.

566 Intraoperative nerve monitoring during the open treatment of proximal humerus fractures

567 Reverse Shoulder Arthroplasty as Treatment for Comminuted Proximal Humeral Fractures in the Elderly

568 The Surgical Management of Mayo UII Periprosthetic Elbow Fractures

569 Treatment of Osteonecrosis of the Humeral Head with Cementless Surface Replacement Arthroplasty

570 Complications following shoulder surgery  Analysis using national hospital episode statistics

571 Arthroscopic Meniscal Repair: All-inside Compared with Inside-out Suturing at 6 Years of Follow-up

572 Twelve to Twenty Year Results of Avascular Red-White Longitudinal Meniscus Repairs

573 Repair of Meniscal Tears with Concomitant ACL Reconstruction in Patients 18 Years and Younger

574 Meniscus repair in stable and ACL-reconstructed knees: : does it prevent osteoarthritis?

575 Long-Term Survival of Concurrent Meniscus Allograft Transplantation and Articular Cartilage Repair

576 Tegner Index and Lysholm Scores Assess Activity and Function 6 Years Post Collagen Meniscus Implants

577 Five year Clinical and MRI Outcome of Matrix-Induced Autologous Chondrocyte Implantation in the knee

578 Comparison of Folded, Single-Loop Fascia Lata with Other Allografts as a Substitute ACL Graft

579 Functional and Pain Relief Outcomes in a 3-6 years Follow-Up After Microfracture of the Knee

580 The effect of knee articular cartilage defect shape on subchondral bone contact

581 In Vivo Evaluation of a Novel Citric-acid Based Implant for Osteochondral Defects

582 Whole-joint effect of hemi-compartmental surface incongruity in the rabbit knee

583 Bacterial Adherence to Titanium Versus Bioabsorbable Tibial Interference Screws

584 Instability Dependency of OA Development in a Rabbit Model of Graded ACL Transection

585 Evaluation of the Influence of Combined Growth Factors and Catabolic Inhibitors on ACL Healing

586 Remodeling Potential of Phalangeal Distal Condylar Mal-Unions in Children

587 Long Term Results of Callus Distraction Lengthening in the Hand and Upper Extremity

588 Distraction Arthroplasty: a new surgical technique for thumb basal joint osteoarthritis.

589 Efficacy of Sodium Hyaluronate v Depomedrone For OA of Thumb CMC JointRandomised Single-Blind Trial

590 Minimally-Invasive Treatment of Thumb Carpometacarpal Arthritis Results in Excellent Outcomes

591 Stage III Thumb CMC Arthritis Treated With Arthroscopic Hemitrapeziectomy Without Interposition

592 Intracarpal Ligamentous Laxity in the Atraumatic Wrist: A Cadaveric Study of Eighty-Three Specimens.

593 The Learning Curve of Volar Fixation for Distal Radius Fractures

594 Comparison of Different Stress Views for Scapholunate Instability : A Radiographic Study

595 Driving with an Immobilized Upper Extremity: A Randomized Prospective Crossover Trial

596 Nonunion of an Ulnar Styloid Base Fracture after Volar Plate Fixation of the Distal Radius

597 Patient and Physician Satisfaction With Injectable Clostridial Collagenase for Dupuytrens Disease

598 Advantage of the 30 degree Lateral Radiograph in screw assessment Following Volar Plating of the Wrist

599 Anomalous Thenar Musculature Associated With Aberrant Median Nerve Motor Branch Takeoff

600 Orthopaedic Resident Hand Training: Is it adequate?

601 Two-Stage Exchange Arthroplasty The Challenges of Treating Infections Caused by Resistant Organisms

602 Revision Total Knee Arthroplasty for Stiffness: Does it Work?

603 Aseptic Failure after Total knee Replacement: Is it truly Aseptic?

604 Revision Total Knee Arthroplasty Outcome After Methicillin-Resistant Staphylococcus Aureus Infection

605 Salvage Total Knee Arthroplasty with Extended Proximal Tibial-Extensor Mechanism Allografts

606 Repeated infection after prior exchange arthroplasty for infected TKA:Is salvage possible again?

607 Reinfection after Two-Stage Revision for Periprosthetic Infection of Total Knee Arthroplasty

608 Revision Total Knee Arthroplasty for Stiffness

609 Uncemeted tantalum metal monoblock tibia in total knee arthroplasy in patients under 55 years old

610 The Incidence and Indication for Non-revision Reoperation Following Primary Total Knee Arthroplasty

611 Revision of unicompartmental knee arthroplasties - Analysis of practice from a U.K. Joint Register.

612 Patella Baja Following TKA Revision

613 Body Mass Index Comparison of Femorotibial Translations for Obese, Overweight and Normal Weight TKA

614 Control-Matched Evaluation of Patellar Crepitus in Total Knee Arthroplasty

615 Psychosocial Profiles of Indigent Patients with Severe Osteoarthritis Requiring Arthroplasty

616 Imaging Appearances of Subchondral Insufficiency Fracture of the Femoral Head

617 Femoral insufficiency fractures associated with prolonged alendronate therapy

618 Risk Factors for Failure of Locked Plate Fixation of Distal Femur Fractures:An Analysis of 305 Cases

619 Mortality in Patients with Unilateral and Bilateral Femur Fractures

620 Distal Locking Using an Electromagnetic Field Guided Computer Based Real Time System

621 Pediatric femur fractures: Prospective randomized controlled study: 1 versus 1 & 1/2 leg spica casts

622 Proximal Tibia Fracture Nailing with a Retropatellar Technique: A Cadaveric Study

623 Complications Associated With Proximal Tibia Bone Graft Compared To Iliac Crest Bone Graft

624 Periarticular Raft Constructs and Fracture Stability in Split-Depression Tibial Plateau Fractures

625 Sensitivity of the saline load test with and without methylene blue in diagnosing knee arthrotomies

626 The Impact of Clinical Data on the Evaluation of Tibial Fracture Healing - TRUST Investigators

627 Randomized Prospective Comparison of Plate versus Nail Fixation for Distal Tibia Shaft Fractures

628 Radiographic Evaluation of the Distal Tibiofibular Syndesmosis

629 Lateral Ankle Radiographs: Do You Really Know What You Are Seeing?

630 Low Avascular Necrosis Rate in Pediatric Talus Fractures

631 Fast track protocol leads to reduction in mortality and morbidity following joint replacement

632 Efficacy and safety of hylan G-F 20 in knee OA: A prospective, RCT of single and multiple doses

633 The Impact Of Nice Venous-Thromboembolic Prophylaxis Guidelines On Lower Limb Arthroplasty

634 Effect of Preoperative Exercise on Postoperative mobility in Obese Total Joint Replacement Patients

635 Iliopsoas muscle atrophy was remarkable in THA patients -MRI analysis of 500 cases -

636 Predictors of Effectiveness of Taping in the Treatment of Patellofemoral Pain Syndrome

637 Patients with moderate and severe knee OA do benefit from using an valgus knee brace

638 Use of an Unloader Brace for medial or lateral compartment Osteoarthritis of the Knee

639 Rectus femoris to gracilis transfer with vasti lengthening for treating adult stiff knee gait

640 A randomized blinded trial comparing one HA injection to corticosteroid for knee osteoarthritis pain

641 Upper Extremity Sequelae In Spinal Cord Injuries: An Epidemiological Survey Study Of 670 Patients

642 Determinants of Recovery Following Primary Total Hip Arthroplasty

643 Multiple Limb Loss due to Battle Injuries

644 Surgical Site Infections in Orthopaedic Trauma

645 Digital wound photography improve communication among health care personnel in orthopaedic patients

646 PONSETIS MANIPULATION IN NEGLECTED CLUBFOOT IN CHILDREN MORE THAN 7 YEARS OF AGE

647 Prenatally diagnosed clubfeet: Comparing ultrasonographic severity with objective clinical outcomes

648 Evaluation of embryonic and perinatal myosins as candidate genes for idiopathic clubfoot

649 Surgical treatment for avulsion fractures involving the anterior talofibular ligament in children

650 Gait Analysis of Children Treated for Moderate Clubfoot with Physical Therapy versus Ponseti Casting

651 Safety of Percutaneous Heel Cord Tenotomy Under General Anesthesia on Infants with Clubfoot

652 Outcome Of Patients Older Than 12 Months With Clubfoot Deformity Treated With The Ponseti Method

653 Modified Chrisman-Snook Repair for Treatment of Chronic Ankle Ligamentous Instability in Children

654 Functional outcome in conservatively managed juvenile osteochondritis dissecans of talus

655 One Stage Osteotomies For Late Infantile Tibia Vara

656 Functional Outcome of Adolescent Tibia Vara

657 The effect of LLB type of night splint for infantile tibia vara

658 Treatment of tibial torsion with osteoclasis vs ostetomy in ambulatory neuromuscular patients

659 Self-response versus Parent-response in Measuring PODCI Outcomes in Youths with CP

660 Cartilage Abnormalities Associated with Chondrocytic Primary Cilia Defects in Bardet-Biedl Syndrome

661 The risk for osteo necrosis following resurfacing arthroplasty. A clinical PET study.

662 The Effect of Anterior and Posterior Notching on Fracture Resistance after Resurfacing.

663 Inflammatory pseudotumours following MoM hip resurfacing, a 1419 patient follow-up study

664 Increased Wear of Metal on Metal Hip Resurfacing Implants Revised due to Pseudotumours

665 A Survey on the Incidence of Pseudotumours with MOM Hip Resurfacings in Canadian Academic Centres

666 Rise of Chromium Ion Levels in Patients Undergoing Staged Bilateral Hip Resurfacing

667 In Vivo Edge Loading During Functional Activities in MoM Hip Resurfacing Patients with Pseudotumours

668 Groin Pain Following Hip Resurfacing. A Case Control Study

669 Resurfacing Hip Replacement: Outcomes at 8 years - An analysis of 12,093 primary procedures

670 Gait Symmetry: Hip Resurfacing vs. Total Hip Arthroplasty

671 Metal-on-Metal Hip Resurfacing - The First 100 Hips with a Minimum 10 Year Follow-up

672 Eight Year Clinic Outcome of the Metal-on-Metal Hybrid Hip Surface Replacement

673 Randomised study comparing THA and Hip resurfacing

674 Hip Resurfacing Expedites Restoration of Complex Hip Mechanics in Comparison to Standard Treatment

675 Spinal & Pelvic Motion after Hip Resurfacing Arthroplasty and Metal on Metal Total Hip Arthroplasty

676 Fixed Flexion Deformity (FFD) after Total Knee ArthroplastyWhat is the Natural History?

677 Native Antibacterial Constructs: A New Solution to Allograft Bone Associated Infections

678 Comparisons of HTO versus UKA at Minimum 3 years Follow-up

679 UKR vs TKA in Medial OA of the Knee: A Prospective Comparison of Patient Reported Outcomes

680 Bicompartmental knee arthroplasty using a single piece femoral component

681 National Trends in Primary Total Knee Arthroplasty. A Population-Based Study

682 Factors That Impact Expectations Prior To Total Knee Replacement

683 Unilateral versus Bilateral Total Knee Arthroplasty: Risk Factors Increasing Morbidity

684 Expectation before TKA can be foreknown by sociodemographic factors, but not by functional scales

685 PRP intra-articular injection versus viscosupplementation as treatments for early osteoarthritis.

686 Return to Driving After Less Invasive Total Knee Arthroplasty

687 A Multimodal Regime Allowing Early Mobilization and Discharge Following Total Joint Arthroplasty

688 Prevalence of Obstructive Sleep Apnea and Management in Patient Undergoing Total Joint Arthroplasty

689 Unique prosthesis-mimicking articulating cement spacers for infected total knee arthroplasties

690 Predictors of Pain-free walking at one year after Total Knee Replacement

691 High Prevalence of Pelvic MRI Findings in Asymptomatic Collegiate and Professional Hockey Players

692 American Professional Football Games Played on FieldTurf have Higher Lower Extremity Injury Rates

693 Is Chemical Incompatibility Responsible for Chondrocyte Death Induced by Local Anesthetics?

694 Relationship between the FABER Test and the Radiographic Alpha-Angle in Patients with FAI.

695 The diagnostic value of direct CT arthrography in evaluation of acetabular labral abnormality

696 Validity of Alpha Angle Measurement on Plain Films for Diagnosis of CAM Femoroacetabular Impingement

697 Evaluation of Alpha Angle as a Predictor of Outcome in the Arthroscopic Management of Labral Disease

698 Association of Intra-articular Hip Pathology and Athletic Pubalgia in Athletes: Surgical Outcomes

699 Arthroscopic Management of Femoroacetabular Impingement (FAI) in Athletes

700 Prognostic Outcome Factors Following Hip Arthroscopy: Minimum 10 year follow-up

701 Hip Arthroscopy for Labral Pathology: Review of Outcomes with 5-Year Average Follow-up

702 Functional outcome of arthroscopic management of CAM type FAI

703 The learning curve in hip arthroscopy

704 Outcomes following Arthroscopic Labral Repair in the Hip: Prospective Minimum 2-Year Followup

705 Alterations in Internal Rotation and Alpha Angle After Arthroscopic Cam Decompression in the Hip

706 Focused shock wave therapy in chronic plantar heel pain a randomized Placebo controlled trial

707 Isolated Gastrocnemius-Soleus Tightness in the Athletic Population

708 Isolated gastrocnemius recession: Retrospective Review of Outcomes

709 Neurolysis versus Neurectomy for the Treatment of Morton's Neuroma (IDN)

710 X-ray Indications for Medial Displacement Calcaneal Osteotomy (MDCO) for Adult-acquired Flatfoot

711 Bracing and Strengthening in Stage II Posterior Tibial Tendon Dysfunction

712 Acute Achilles Tendon Rupture: A RCT Comparing Surgical and Non-surgical Treatments

713 Minimizing peri-operative complications of open Achilles repair: a prospective, multi-center study

714 Platelet Rich Plasma (PRP) Effectively Treats Chronic Achilles Tendonosis

715 Incidence of Ankle Sprain in the United States

716 Outcomes of Modified-Brostrom Procedure for Chronic Lateral Ankle Instability using Suture Anchor

717 Subtalar Instability: A Biomechanical Cadaveric Study

718 Ilizarov Foot Deformity Correction Of Charcot-Marie Neural Amyotrophy

719 Arthroscopic Talonavicular Joint Debridement: a Cadaveric Study of Completeness and Safety

720 Anteromedial Impingement in the Ankle Joint - Outcomes Following Arthroscopy

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