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data-nav="trigger" data-nav-search data-nav-target="nav-search" href="/search.aspx"><span class="a11y-sr-only">Search</span></a> <div class="nav__primary__dropdown" data-nav="target" id="nav-search"> <p data-module="label-float"> <label for="site-search"> <span class="nav-search__label--desktop">What are you searching for?</span> <span class="nav-search__label--mobile">Search</span> </label> <input type="search" id="site-search" value=""> <button class="fat-button"><span class="a11y-sr-only">Submit</span></button> </p> </div> </li> </ul> </nav> </header>    <main class="site-main" id="main-content" tabindex="-1"> <div id="panelMainContent"> <section class="layout-columns"> <div class="layout-columns__sidebar -padding--horizontal -padding--vertical -background--blue"> <div class="layout-columns__sidebar__content"> <h1 class="sidebar-heading"> <span class="sidebar-heading__subheading">Topic</span>Hip and Knee </h1> </div> </div> <div class="layout-columns__main -padding--vertical -padding--horizontal"> <div class="layout-columns__main__content"> <ul class="content-tease__list"> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <p class="content-tease__topic"> <span class="highlight">Featured</span> </p> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/article-external.aspx?id=1141" itemprop="url"> Patient, Procedure Factors May Predict Surgical Site Infection Risk After TJA </a> </h3> <p itemprop="description"> <p>The use of an artificial neural network model identified Charlson comorbidity index and smoking status as the strongest predictors of surgical site infection after total joint arthroplasty.</p></p> <p class="content-tease__related"> <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a> </p> <p class="content-metadata"> <span class="content-metadata__media -article">Article</span> <time class="date" datetime="2021-03-22" itemprop="datePublished">March 22, 2021</time> </p> </div> </li> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <p class="content-tease__topic"> <span class="highlight">Featured</span> </p> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/journal.aspx?id=1772" itemprop="url"> Spinal Anesthesia Is a Viable Option for Revision THA in Selected Patients</a> </h3> <p itemprop="description"> <p>When spinal anesthesia was administered during revision total hip arthroplasty, perioperative blood loss, inhospital complications and length of stay were significantly lower than in a propensity-matched cohort that received general anesthesia.</p></p> <p class="content-tease__related"> <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a> </p> <p class="content-metadata"> <span class="content-metadata__media -journal">Journal</span> <time class="date" datetime="2020-12-22" itemprop="datePublished">December 22, 2020</time> </p> </div> </li> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/journal.aspx?id=2635" itemprop="url"> HbA1c Levels >6.6% Linked to Greater Risk of Repeat Surgery After ACL Reconstruction</a> </h3> <p itemprop="description"> <p><span>Ophelie Lavoie-Gagne, MD, Miho J. Tanaka, MD, PhD, and colleagues conducted the first study of how preoperative glycemic control affects outcomes of ACL reconstruction, finding HbA1c ≥6.7% increases the risk of any surgical complication by 66% and increases the need for reoperation for surgical complications by 45%.</span></p></p> <p class="content-tease__related"> <a href="/endocrinology/topic.aspx?id=1105" itemprop="relatedLink">Diabetes</a>, <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a>, <a href="/ortho/topic.aspx?id=1009" itemprop="relatedLink">Sports Medicine</a> </p> <p class="content-metadata"> <span class="content-metadata__media -journal">Journal</span> <time class="date" datetime="2024-07-11" itemprop="datePublished">July 11, 2024</time> </p> </div> </li> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/journal.aspx?id=2628" itemprop="url"> First AI Model Developed for Diagnosis of Hip Dysplasia From Plain Radiographs</a> </h3> <p itemprop="description"> <p><span>Martin Magnéli, MD, PhD, Orhun Muratoglu, PhD, and colleagues have developed two convolutional neural networks that can read plain radiographs and classify hips as dysplastic or non-dysplastic with 83% to 92% accuracy, and detect the severity of hip dysplasia based on the Crowe or Hartofilakidis classifications.</span></p></p> <p class="content-tease__related"> <a href="/research-and-innovation/topic.aspx?id=1111" itemprop="relatedLink">Artificial Intelligence</a>, <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a>, <a href="/radiology/specialty.aspx?id=1013" itemprop="relatedLink">Radiology</a> </p> <p class="content-metadata"> <span class="content-metadata__media -journal">Journal</span> <time class="date" datetime="2024-06-03" itemprop="datePublished">June 3, 2024</time> </p> </div> </li> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/journal.aspx?id=2614" itemprop="url"> Chondrolabral Junction Breakdown Predicts Progression to THA After Hip Arthroscopy for Labral Tears</a> </h3> <p itemprop="description"> <p>Michael C. Dean, BA, Scott D. Martin, MD, and colleagues are the first to identify chondrolabral junction breakdown, observed intraoperatively, as a risk factor for eventual conversion to total hip arthroplasty after hip arthroscopy for symptomatic labral tears secondary to femoroacetabular impingement.</p></p> <p class="content-tease__related"> <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a>, <a href="/ortho/topic.aspx?id=1009" itemprop="relatedLink">Sports Medicine</a> </p> <p class="content-metadata"> <span class="content-metadata__media -journal">Journal</span> <time class="date" datetime="2024-05-01" itemprop="datePublished">May 1, 2024</time> </p> </div> </li> <li class="content-tease__item"> <div class="content-tease" itemtype="http://schema.org/ScholarlyArticle"> <h3 class="content-tease__heading" itemprop="name"> <a href="/ortho/journal.aspx?id=2581" itemprop="url"> Novel Model for Evaluation of Pain Treatments for Long-Bone Fracture</a> </h3> <p itemprop="description"> <p><span>Massachusetts General Hospital orthopedic surgeons have developed a rat model in which gait and weightbearing are markers of recovery after repair of tibia fracture. Their long-term aim is to use the model to compare locally non-opioid analgesics to current pain management methods for long-bone fracture.</span></p></p> <p class="content-tease__related"> <a href="/ortho/topic.aspx?id=1020" itemprop="relatedLink">Foot and Ankle</a>, <a href="/ortho/topic.aspx?id=1007" itemprop="relatedLink">Hip and Knee</a>, <a href="/ortho/specialty.aspx?id=1003" itemprop="relatedLink">Orthopaedics</a> </p> <p class="content-metadata"> <span class="content-metadata__media -journal">Journal</span> <time class="date" datetime="2024-02-01" itemprop="datePublished">February 1, 2024</time> </p> </div> </li> </ui> <p class="fat-link__cta u-flush u-text-right"> <a class="fat-link -caret -large" href="https://advances.massgeneral.org/search.aspx?q=*&st=1&topic=hip%20and%20knee&maxResults=15">View All Hip and Knee Updates</a> </p> </div> </div> </section> <section class="-background--grey -padding--vertical -padding--horizontal"> <div class="content-container -width--wide -centered"> <h2 class="section-heading -centered">Hip and Knee Contributors</h2> <ul class="profile-card__list" id="profile-cards"> <li class="profile-card" itemscope="" itemtype="http://schema.org/Person"> <div class="profile-card__content"> <p class="profile-card__content__image"> <img alt="" itemprop="image" srcset="/assets/images/contributors/hany_bedair_advances.png, /assets/images/contributors/hany_bedair_advances_2x.png 2x" src="/assets/images/contributors/hany_bedair_advances.png"> </p> <h3 class="profile-card__name" itemprop="name"> <a href="/contributors/contributor.aspx?id=1078" itemprop="url">Hany S. Bedair, MD</a> </h3> <p itemprop="jobTitle"> Chief, Center for Hip & Knee Replacement, Department of Orthopaedic Surgery, Massachusetts General Hospital, Director, MGH/NWH Kaplan Joint Center at NWH, Associate Professor of Orthopaedic Surgery, Harvard Medical School</p> <p class="profile-card__article"> <strong>Recent Article</strong><br> <a href="/ortho/article.aspx?id=1559">Inferior Screw Placement Drastically Improves Revision THA Outcomes</a> </p> </div> <p class="profile-card__image"> <img alt="" itemprop="image" srcset="/assets/images/contributors/hany_bedair_advances.png, /assets/images/contributors/hany_bedair_advances_2x.png 2x" src="/assets/images/contributors/hany_bedair_advances.png"> </p> </li> <li class="profile-card" itemscope="" itemtype="http://schema.org/Person"> <div class="profile-card__content"> <p class="profile-card__content__image"> <img alt="Scott Martin, MD" itemprop="image" srcset="/assets/images/contributors/Martin__Scott_20085_advances.png, /assets/images/contributors/Martin_Scott_20085_advances_2x.png 2x" src="/assets/images/contributors/Martin__Scott_20085_advances.png"> </p> <h3 class="profile-card__name" itemprop="name"> <a href="/contributors/contributor.aspx?id=1075" itemprop="url">Scott Martin, MD</a> </h3> <p itemprop="jobTitle"> Director, Joint Preservation Service, Director, Sports Medicine Fellowship Program, Associate Professor of Orthopedic Surgery, Harvard Medical School</p> <p class="profile-card__article"> <strong>Recent Article</strong><br> <a href="/ortho/journal.aspx?id=2614">Chondrolabral Junction Breakdown Predicts Progression to THA After Hip Arthroscopy for Labral Tears</a> </p> </div> <p class="profile-card__image"> <img alt="Scott Martin, MD" itemprop="image" srcset="/assets/images/contributors/Martin__Scott_20085_advances.png, /assets/images/contributors/Martin_Scott_20085_advances_2x.png 2x" src="/assets/images/contributors/Martin__Scott_20085_advances.png"> </p> </li> <li class="profile-card" itemscope="" itemtype="http://schema.org/Person"> <div class="profile-card__content"> <p class="profile-card__content__image"> <img alt="Young-Min Kwon, MD, PhD, FRACS, FRCS" itemprop="image" srcset="/assets/images/contributors/YoungMin_Kwon_advances.png, /assets/images/contributors/YoungMin_Kwon_advances_2x.png 2x" src="/assets/images/contributors/YoungMin_Kwon_advances.png"> </p> <h3 class="profile-card__name" itemprop="name"> <a href="/contributors/contributor.aspx?id=1074" itemprop="url">Young-Min Kwon, MD, PhD</a> </h3> <p itemprop="jobTitle"> Vice Chair for Clinical Research, Department of Orthopaedic Surgery, Program Director, Adult Reconstructive Surgery Fellowship, Massachusetts General Hospital, Professor of Orthopaedic Surgery, Harvard Medical School</p> <p class="profile-card__article"> <strong>Recent Article</strong><br> <a href="/ortho/journal.aspx?id=2530">Machine Learning Models Identify Patients at High Risk of Prolonged Hospital Stay After Primary THA</a> </p> </div> <p class="profile-card__image"> <img alt="Young-Min Kwon, MD, PhD, FRACS, FRCS" itemprop="image" srcset="/assets/images/contributors/YoungMin_Kwon_advances.png, /assets/images/contributors/YoungMin_Kwon_advances_2x.png 2x" src="/assets/images/contributors/YoungMin_Kwon_advances.png"> </p> </li> </ul> </div> </section> <div class="content-container -width--xwide -centered specialty-block__wrapper" id="specialty-block"> <style> #specialty-block .specialty-block__image { /* 540px */ background-image: url(/assets/raw/specialty-block/ortho-service_advances.jpg); } only screen and (-webkit-min-device-pixel-ratio: 2), only screen and (min--moz-device-pixel-ratio: 2), only screen and (-moz-min-device-pixel-ratio: 2), only screen and (-o-min-device-pixel-ratio: 2/1), only screen and (min-device-pixel-ratio: 2), only screen and (min-resolution: 192dpi), only screen and (min-resolution: 2dppx) { #specialty-block .specialty-block__image { /* 1080 width */ background-image: url(/assets/raw/specialty-block/ortho-service_advances-small.jpg); } } /* </style> <span class="specialty-block__image"></span> <div class="specialty-block"> <h2 class="section-heading">Orthopaedic Care at Mass General</h2> At Mass General, our world-class physicians and surgeons treat the full spectrum of musculoskeletal conditions throughout the body, from sprains and strains on the athletic field to carpal tunnel syndrome. 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