997 results match your criteria: "Lateral Collateral Knee Ligament Injury"

Purpose: To evaluate factors associated with revision anterior cruciate ligament reconstruction (ACLR) within 5 years of primary ACLR in children and adolescents.

Methods: Children and adolescents (age <20 years at surgery) who underwent primary hamstring tendon ACLR at the Capio Artro Clinic, Stockholm, Sweden, between January 2005 and December 2018 were identified. Revision ACLR within 5 years of primary ACLR was captured in the Swedish National Knee Ligament Registry.

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: Lateral extraarticular tenodesis (LET) has been advocated in revision anterior cruciate ligament reconstruction (ACLR) to improve knee stability and furthermore, decrease failure rates. The aim of this study was to compare clinical outcomes, knee laxity, and failure rates after revision ACLR with LET (ACLR + LET) versus without LET. It was hypothesized that ACLR + LET improves clinical outcomes and reduces the failure rate.

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Introduction: ACL tears are the most common injuries in kabaddi, an inherently violent high pivoting and high-velocity direct contact sport. Combined ACL and MCL injuries and combined ACL and ALL injuries have been better understood but there is a lacuna of literature on these combined injuries in kabaddi players and no literature on combined AMRI and ALRI injuries. The present prospective cohort study aims to assess knee outcomes and return to sport for these injuries in elite kabaddi players.

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Posterior Cruciate Ligament and Posterolateral Corner Reconstruction: Clinical Outcomes Following Popliteal Tendon Tenodesis and Popliteal Tendon Reconstruction.

Indian J Orthop

November 2024

Orthopaedic and Traumatology Department, Centro de Traumatologia do Esporte, Universidade Federal de São Paulo- Escola Paulista de Medicina, Rua Borges Lagoa 783, São Paulo, SP Brazil.

Introduction: Injuries to the posterolateral compartment (PLC) of the knee require special attention, as incorrect diagnosis and treatment may lead to considerable morbidity. However, no gold standard treatment has been established for PLC injuries.

Methods: 38 patients with concomitant (posterior cruciate ligament (PCL) and PLC injuries were divided into two groups according to surgical treatment of the proximal popliteal tendon injury.

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Objectives: Isolated rupture of the lateral collateral ligament (LCL) of the knee is extremely rare in professional football, and there is a paucity of literature describing the rehabilitation for this injury. This case report demonstrates the use of a return-to-performance (RTP) pathway that is time-independent, has clear criteria, and progressive phases to help inform decisions made by a multidisciplinary team (MDT).

Methods: A 25-year-old professional footballer sustained an isolated LCL rupture following a tackle by an opposing player, forcing his knee into excessive varus motion.

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Article Synopsis
  • The study aims to assess how members of the ACL study group are incorporating lateral extra-articular procedures (LEAPs) in ACL reconstruction surgeries over recent years.
  • A survey shared during biennial meetings from 2016 to 2023 revealed an increase in the use of LEAP techniques, with surgeons preferring methods involving iliotibial band (ITB) autograft.
  • The findings indicate that LEAPs, particularly the modified Lemaire technique, are gaining popularity among surgeons, correlating with clinical evidence that suggests better outcomes when these procedures are used alongside traditional ACL reconstruction.
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Article Synopsis
  • The study investigates how extra-articular deformities (EADs) affect knee alignment and the integrity of collateral ligaments during total knee arthroplasty (TKA), highlighting the complexity these deformities add to surgeries.
  • Using advanced imaging and AI-assisted planning, researchers created 3D models to simulate various knee deformities and assess their impact on mechanical axis alignment and ligament risk.
  • Results indicate that larger deformities close to the knee lead to greater alignment deviations, but careful preoperative planning can minimize ligament damage by allowing a slight residual deformity in alignment.
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Article Synopsis
  • ACL injuries are common in young, active adults, but their effects on knee ligament properties are not well understood.
  • This study examined the viscoelastic properties of collateral ligaments in rabbits with ACL injuries compared to healthy and opposite knees.
  • Results indicate that ACL-injured knees have stiffer ligaments and altered mechanics, highlighting important considerations for biomechanical studies and rehabilitation approaches.
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Article Synopsis
  • The study looks at how four important knee ligaments (ACL, PCL, MCL, LCL) react to sudden forces while the person is standing still.
  • Researchers created a 3D computer model of the knee from MRI scans and tested how different loads affect the ligaments in various parts of the knee.
  • Results showed that the PCL experienced the most stress under both front and back loads, while the ACL and LCL had the highest stress during side impacts.
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Article Synopsis
  • - This case study emphasizes the need for a customized rehabilitation strategy for complex knee injuries, particularly those involving the ACL and PCL, using perturbation training to improve neuromuscular control.
  • - An 18-year-old female basketball player suffered a grade 2 ACL tear along with additional ligament injuries, leading to a conservative management approach focusing on stability instead of immediate surgery.
  • - The research highlights the importance of a multidisciplinary approach and evidence-based assessments in managing sports injuries, aiming to advance knowledge in sports medicine and orthopedic rehabilitation.
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Article Synopsis
  • This study aimed to evaluate how the fibular collateral ligament (FCL) and the anterolateral complex (ALC) affect varus knee laxity in ACL-deficient knees using radiographic stress tests.
  • Results showed that sectioning the FCL led to significantly more lateral compartment gapping compared to sectioning the ALC, indicating the FCL plays a more crucial role in stability under varus stress.
  • The findings suggest that while both ligaments contribute to knee stability, the FCL is the primary structure preventing varus laxity in ACL-deficient patients, with the ALC being less significant.
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Article Synopsis
  • - The study aimed to identify factors influencing the timing, staging, and type of surgery for multiligament knee injuries, using a cross-sectional experiment involving fictional patient scenarios.
  • - Eighty-five surgeons participated, revealing that older patients and those with preexisting osteoarthritis were less likely to receive surgery, while knee dislocation and specific ligament ruptures increased the likelihood of operative treatment.
  • - The results indicated that surgeon experience and location had a significant impact on surgery timing, with supervision of trainees and practicing in Europe leading to longer wait times for surgery compared to other factors.
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Article Synopsis
  • The study investigates the increasing cases of Schenck knee dislocation type I injuries in the context of multiligament knee injuries, aiming to understand variations in classification within the existing literature.
  • A systematic review included 50 studies with a total of 3460 reported KD I injuries, highlighting a low prevalence of tibiofemoral KD confirmation at just 0.3%.
  • Findings suggest that unicruciate KD injuries have a significantly lower risk of associated vascular and neurologic injuries compared to bicruciate injuries, indicating important differences in injury management.
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[Lateral open wedge tibial osteotomy for posttraumatic deformity].

Oper Orthop Traumatol

October 2024

Abteilung für Unfallchirurgie und Orthopädie, BG Unfallkrankenhaus Berlin, Warener Straße 7, 12683, Berlin, Deutschland.

Article Synopsis
  • The main goal of the procedure is to correct issues with the tibia, specifically addressing malalignment and instability that follow a traumatic injury.
  • It is recommended for patients with posttraumatic valgus malalignment, but not suitable for those with infections or severe ligament instability.
  • The surgical approach involves taking an anterolateral route to the tibial head and performing a high tibial osteotomy, followed by specific post-operative care including limited weight bearing and possible implant removal after recovery.
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Article Synopsis
  • Lower extremity trauma can severely impact a patient's life, leading to long-term procedures aimed at avoiding amputation, though those who do undergo amputation face significant challenges like higher energy demands and reduced mobility.
  • A study from 2012 to 2023 involved five patients receiving below-knee amputations (BKAs) with a specific surgical technique, where most had previously tried to save their limbs through various procedures.
  • Results showed successful healing of all BKA stumps with minimal complications, highlighting the effectiveness of the surgery, particularly in low-resource settings where quick recovery and return to work are critical.
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Meniscal Lesions in Multi-Ligament Knee Injuries.

Indian J Orthop

September 2024

Facultad de Medicina Clínica Alemana, Universidad del Desarrollo, Av Vitacura 5951, Vitacura, Santiago Chile.

Article Synopsis
  • Multi-ligament knee injuries (MLKIs) are complex and rare, often accompanied by meniscal tears, which are crucial for effective orthopedic treatment.
  • This study analyzed the occurrence and classification of meniscal injuries in MLKI patients who underwent reconstructive surgery between 2013 and 2023, using MRI and surgical reports for data collection.
  • Out of 70 patients studied, 67.1% had meniscal lesions, with the anterior cruciate ligament and medial collateral ligament being the most commonly injured ligaments.
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Article Synopsis
  • The study focused on patients with osteoarthritis and valgus deformities undergoing kinematically aligned total knee arthroplasty (KA TKA), analyzing factors such as medial collateral ligament (MCL) elongation and ligament releases.
  • It involved 102 patients, confirming that those with tibiofemoral angles greater than 10 degrees of valgus showed no significant MCL elongation or need for constrained components.
  • Patient outcome scores (FJS, OKS, KOOS JR) and satisfaction rates were similar between those with severe valgus deformities (>10 degrees) and those with lesser deformities, indicating low risk for poor results due to MCL elongation.
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Article Synopsis
  • The knee joint functions primarily as a hinge joint, allowing for flexion and extension, supported by collateral ligaments on each side.
  • The study aimed to examine the relationship between arthroscopy and MRI in diagnosing traumatic knee diseases in 30 patients.
  • Results showed MRI had high sensitivity (93.87%) and specificity (91.54%), but often misdiagnosed multiple injuries, leading researchers to suggest that arthroscopy should not be ruled out based on a normal MRI result.
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Article Synopsis
  • * Data was collected from 855 patients under 18 who underwent ACL reconstruction, identifying the type of sport played at injury, demographics, and patterns of concomitant injuries like meniscal and ligament tears.
  • * Results showed that 41.3% had isolated ACL tears, with notable rates of concomitant meniscal injuries, but there were no significant differences in injury rates based on sex or specific sports like basketball and soccer.
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Article Synopsis
  • Physical examination of knee ligament injuries can be subjective and unreliable, while MRI is expensive and doesn't provide functional insights.
  • Stress radiography is another option but involves radiation exposure and requires a physician.
  • Stress ultrasonography is a noninvasive and cost-effective alternative that helps evaluate knee injuries by assessing tibiofemoral openings, aiding in surgical decisions without adverse effects for patients.
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Background: Limited data are available regarding career length and competition level after combined anterior cruciate ligament (ACL) and medial- or lateral-sided surgeries in elite athletes.

Purpose: To evaluate career length after surgical treatment of combined ACL plus medial collateral ligament (MCL) and ACL plus posterolateral corner (PLC) injuries in elite athletes and, in a subgroup analysis of male professional soccer players, to compare career length and competition level after combined ACL+MCL or ACL+PLC surgeries with a cohort who underwent isolated ACL reconstruction (ACLR).

Study Design: Cohort study; Level of evidence, 3.

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Arthroscopic anterior deltoid plication with bone anchor is an effective procedure to control residual talar anterior translation after lateral ligament repair.

Knee Surg Sports Traumatol Arthrosc

August 2024

Laboratory of Arthroscopic and Surgical Anatomy, Department of Pathology and Experimental Therapeutics (Human Anatomy Unit), University of Barcelona, Barcelona, Spain.

Article Synopsis
  • Residual symptoms after ankle lateral ligament repairs can occur due to hyperlaxity and instability; this study explores anterior deltoid plication as an additional stabilization technique.
  • The procedure involved eight patients with continued instability post-lateral ligament repair, who underwent arthroscopic plication of the anterior deltoid using a bony anchor.
  • Results showed subjective improvement in all patients, with negative anterior drawer tests and a significant increase in the American Orthopedic Foot and Ankle Society score, suggesting that deltoid plication effectively enhances ankle stability.
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Article Synopsis
  • * A posterior tibial slope greater than 12° increases the risk of ACL reconstruction failure and should be fixed with an anterior closing wedge osteotomy.
  • * To improve outcomes during revision ACL surgery, it's essential to address issues like varus malalignment, injuries to the anterolateral ligament complex, and other ligament or meniscal damages.
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Article Synopsis
  • This study examined how an educational video program improved motor skills related to lower extremity joint movements and the loads on knee ligaments during cutting maneuvers in young males.
  • The program included guidance on posture, landing techniques, and movement direction, focusing on optimizing performance while reducing injury risk.
  • Results showed significant changes in joint angles and moments, with specific increases in hip and ankle flexibility and controlled movements, indicating enhanced motor skills following the training.
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