Management of non-unions of the malleolar fractures- Current Evidence.

Although malleolar non-union is uncommon, it is associated with significant morbidity. Managing this problem requires understanding ankle fracture biomechanics and bone healing. We present in this article the pertinent points to be considered in evaluating and managing patients with malleolar non-union.

Overcoming the Barriers to Diversity in Orthopaedic Surgery: A Global Perspective.

Background: Diversity in orthopaedics continues to lag behind that in other surgical specialties. This pattern exists globally and is not unique to gender or race. This review offers a global perspective on overcoming the barriers to diversity in orthopaedics.

Perspectives and trends for minimally invasive surgery for hallux valgus deformity in the Asia Pacific region.

Background: Evolving evidence and improved instrumentation have led to increasing importance of minimally invasive surgery (MIS) surgery in the treatment of hallux valgus deformity. This study aims to investigate the current trends of the practice of MIS hallux valgus surgery in the Asia Pacific region.

Method: A survey was sent via email to 30 fellowship-trained foot and ankle surgeons in 11 Asia Pacific countries, all registered with their respective national orthopaedic societies.

Subtalar instability.

Subtalar instability is a confusing yet important condition in patients with lateral ankle instability. The author will explore subtalar kinematics, and how they are closely related to the joint stability of the subtalar joint, both with respect to its intrinsic ligaments and its extrinsic ligaments. As subtalar instability is difficult to diagnose, this article will provide readers with a better understanding of its clinical presentation.

Rising within the leadership of an orthopaedic society: learning from the presidents.

Orthopaedic societies, with their diverse membership from across the world, serve a mission to endorse the progress and innovation in the field of orthopaedics and traumatology with a focus on improving patient care, as well as to encourage and develop education, teaching and research. Such organizations, whether small or large, have been successful in meeting the professional, educational and training needs of its members. The past and future presidents of these societies share insights addressing their professional experiences, lessons learnt and their vision for future leaders of the field.

Acute foot and ankle injuries and time return to sport.

Foot and ankle sports injuries encompass a wide spectrum of conditions from simple contusions or sprains that resolve within days to more severe injuries that change the trajectory of an athlete's sporting career. If missed, severe injuries could lead to prolonged absence from the sport and therefore a catastrophic impact on future performance. In this article, we discuss the presentation of the commonest foot and ankle sports injuries and share recent evidence to support an accurate diagnosis and best management practice.

Protecting healthcare workers from COVID-19: learning from variation in practice and policy identified through a global cross-sectional survey.

Aims: The COVID-19 pandemic presents an unprecedented burden on global healthcare systems, and existing infrastructures must adapt and evolve to meet the challenge. With health systems reliant on the health of their workforce, the importance of protection against disease transmission in healthcare workers (HCWs) is clear. This study collated responses from several countries, provided by clinicians familiar with practice in each location, to identify areas of best practice and policy so as to build consensus of those measures that might reduce the risk of transmission of COVID-19 to HCWs at work.

The experience of contact tracing in Singapore in the control of COVID-19: highlighting the use of digital technology.

Purpose: Containing the coronavirus disease 2019 (COVID-19) pandemic would require aggressive contact tracing and isolation of suspected or confirmed COVID-19 cases. Models in published literature have suggested that digital rather than manual contact tracing might be more effective in containing the pandemic. This article seeks to examine the forms of contact tracing that Singapore, a highly dense city-state, adopts with a focus on new innovations including the use of digital technology.

Surgical Management of Symptomatic Adult Pes Planovalgus Secondary to Stage 2B Posterior Tibial Tendon Dysfunction: A Comparison of Two Different Surgical Treatments.

Background: This study compares radiological and functional outcomes of patients with symptomatic Adult Acquired Flat Foot Deformity (AFFD) secondary to stage 2B Posterior Tibial Tendon Dysfunction (PTTD) treated with either a Subtalar Arthroereisis (SA) implant or a Lateral Column Lengthening (LCL) procedure. The aim of the study is to determine if the Subtalar Arthroereisis procedure is an acceptable surgical adjunct in our treatment armamentarium.

Materials And Methods: 21 patients (22 feet) were evaluated.

Magnesium-based bioabsorbable screw fixation for hallux valgus surgery - A suitable alternative to metallic implants.

Background: The primary aim of this pilot study was to prospectively evaluate outcomes of the MgYREZr bioabsorbable screw in the setting of hallux valgus corrective surgery. The secondary aim was to compare the outcomes against a control group treated with conventional titanium screws.

Methods: A consecutive series of patients with hallux valgus deformity (n=24) underwent forefoot reconstruction surgery with a scarf osteotomy to the first metatarsal using MgYREZr screws.

Preoperative Mental Health Score and Postoperative Outcome After Hallux Valgus Surgery.

Background:: Preoperative mental health status as a predictor of operative outcome has been a growing area of interest. In this paper, the correlation between preoperative mental health status and postoperative functional outcome following scarf osteotomy for hallux valgus correction was explored.

Methods:: Parameters were tabulated preoperatively and postoperatively at a minimum of 1-year follow-up.

Tibiotalocalcaneal Arthrodesis With the Hindfoot Arthrodesis Nail: A Prospective Consecutive Series From a Single Institution.

Tibiotalocalcaneal arthrodesis (TTCA) is a salvage procedure. We report a series of 20 patients who underwent TTCA using an intramedullary nail. Of the 20 patients, 7 (35%) had diabetes mellitus.

The role of orthobiologics in foot and ankle surgery: Allogenic bone grafts and bone graft substitutes.

Orthobiologics are biological substances that are used therapeutically for their positive effects on healing skeletal and soft-tissue injuries. The array of orthobiological products currently available to the foot and ankle surgeon is wide, and includes bone allografts, bone substitutes, growth factors, and chondral scaffolds. Nonetheless, despite the surge in interest and usage of orthobiologics, there remains a relative paucity of research addressing their specific applications in foot and ankle surgery.

Perceived risk factors for nonunion following foot and ankle arthrodesis.

Background: A major complication of foot and ankle arthrodesis is nonunion, which occurs in approximately 12% of cases. Various factors influence a patient's risk for nonunion following foot and ankle arthrodesis. We surveyed international foot and ankle surgeons to determine (1) risk factors perceived most important for nonunion, (2) factors considered absolute contraindications for arthrodesis, and (3) differences among expert groups regarding perceived risk factors and their stratification.

Clinical Outcomes of Nonunions of Hindfoot and Ankle Fusions.

Background: While nonunion after foot and ankle fusion surgery has been associated with poor outcomes, we are not aware of any longitudinal study on this subject. Thus, we prospectively evaluated the impact of nonunion on clinical outcomes of foot and ankle fusions and identified potential risk factors for nonunion after these procedures.

Methods: Using data from a randomized clinical trial on recombinant human platelet-derived growth factor-BB (rhPDGF-BB; Augment Bone Graft, BioMimetic Therapeutics), union was defined either by assessment of computed tomography (CT) scans at 24 weeks by a reviewer blinded to the type of treatment or by the surgeon's composite assessment of clinical and radiographic findings at 52 weeks and CT findings at 24 or 36 weeks.

Return to physical activity after gastrocnemius recession.

Aim: To prospectively investigate the time taken and patients' ability to resume preoperative level of physical activity after gastrocnemius recession.

Methods: Endoscopic gastrocnemius recession (EGR) was performed on 48 feet in 46 consecutive sportspersons, with a minimum follow-up of 24 mo. The Halasi Ankle Activity Score was used to quantify the level of physical activity.

Return to Sport and Physical Activity After Calcaneoplasty for Insertional Achilles Tendinosis.

The primary aim of the present study was to examine the time required and the ability of a consecutive series of patients undergoing open calcaneoplasty with reattachment of the Achilles tendon to return to their preoperative level of sporting activity. The secondary aim was to evaluate the functional outcomes and complication profile of this procedure. Open calcaneoplasty was performed on 22 feet (14 left [63.

Sports Medicine and Arthroscopic Treatment of the Foot and Ankle: What Is New and Current in Singapore.

Foot and ankle abnormalities are common in Singapore because of the compulsory conscription, the slipper-wearing culture, and the promotion of healthy living through exercise. The rapidly aging population, lack of elite sportsmen, and social and cultural norms pose unique challenges to foot and ankle surgery. Orthopedic surgery in Singapore has progressed because of the good infrastructure and modern practices executed by fellowship-trained surgeons.

Hallux Rigidus: Nonoperative Treatment and Orthotics.

Hallux rigidus, the most common degenerative disorder of the foot, is accountable for abnormality of gait and restriction of activity levels and daily function. This article describes and reviews the available literature on nonoperative modalities available in the treatment of hallux rigidus, including manipulation and intra-articular injections, shoe modifications and orthotics, physical therapy, and experimental therapies.

Nonunion Risk Assessment in Foot and Ankle Surgery: Proposing a Predictive Risk Assessment Model.

Background: Nonunion risk factor identification and modification are subjective. We describe and validate a predictive nonunion risk factor model to identify foot and ankle operative patients at risk for nonunion.

Materials And Methods: One hundred international experts in foot and ankle surgery were surveyed.

Endoscopic gastrocnemius recession procedure using a single portal technique: a prospective study of fifty four consecutive patients.

Background: Gastrocnemius recession has become a popular procedure to treat the equinus ankle caused by a tight gastrocnemius. The aim of our study was to prospectively evaluate the safety and efficacy of the endoscopic gastrocnemius recession procedure using a single portal technique.

Methods: The endoscopic gastrocnemius recession procedure was performed on 56 feet in 54 consecutive patients through a single lateral portal using the Smart Release Endoscopic Carpal Tunnel Release System.

Deep-vein thrombosis prophylaxis in foot and ankle surgery: what is the current state of practice?

Background: When contemplating thromboprophylaxis for patients undergoing elective foot and ankle surgery the potential for complications secondary to venous thromboembolism (VTE) must be balanced against the cost, risk, and effectiveness of prophylactic treatment. The incidence of pulmonary embolism (PE) following foot and ankle surgery is considerably lower than after hip or knee surgery. The purpose of this study was to assess current trends in practice regarding VTE prophylaxis among expert orthopaedic foot and ankle surgeons.

Factors associated with longer length of hospital stay after primary elective ankle surgery for end-stage ankle arthritis.

Background: Longer length of stay in the hospital after elective surgery results in increased use of health-care resources and higher costs. Improved perioperative care permits many foot and ankle surgical procedures to be performed as day surgery. This study determined perioperative factors associated with a longer length of stay after elective total ankle replacement or ankle arthrodesis.