Publications by authors named "Hye Chang Rhim"

: Diagnosing concussions is problematic, in part due to the invisible nature of concussion symptoms, in addition to personal and interpersonal factors that influence symptom reporting. As a result, observable signs of concussion can ensure concussions are identified and appropriately treated. Here, we define a potential novel sign, the spontaneous headshake after a kinematic event (SHAAKE) and evaluate its utility in the diagnosis of concussion.

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Background: Greater trochanteric pain syndrome (GTPS) affects 17.6% of adults aged 50 to 79 years, particularly women. While exercise therapy and corticosteroid injections (CSIs) are common treatments, their limitations include inadequate pain control and potential tendon weakening.

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  • The study investigates the causes of running-related injuries (RRIs), focusing on how running posture and overuse contribute to these issues, using a user-friendly, sensor-free analysis method.
  • Researchers analyzed the running motions of 155 participants, split into two groups: 50 uninjured runners and 105 runners with previous injuries, assessing various postural elements like head posture and pelvic rotation.
  • Results revealed that imbalances in pelvic movement and spinal posture during running are linked to RRIs, with hip hike and forward head posture being significant predictors of injury risk, emphasizing the potential for motion analysis in RRI prevention and treatment.
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  • The study examines injury rates and patterns in high school track and field athletes participating in jumping events from 2008 to 2019, revealing limited previous reports on this topic.
  • A total of 727 injuries were recorded, with common injuries being muscle strains and ligament sprains, and the majority of athletes returning to sport within three weeks.
  • The findings indicate that injury rates were higher during competitions than practices, and female athletes experienced a higher proportion of certain injuries compared to male athletes.
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  • High school track and field throwing athletes in the U.S. suffer from various injuries, with a total of 267 injuries reported during over 5.4 million athlete exposures (AEs).
  • Injuries are more frequent during competitions than practices, and girls experience a higher injury rate than boys during practice sessions.
  • The most commonly injured body parts include the shoulder, ankle, and knee, with muscle strains and ligament sprains being the leading types of injuries, highlighting the need for targeted injury prevention strategies, especially for female athletes.
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Objective: To compare clinical outcomes following steroid injections using the anterior and posterior approaches.

Design: Systematic review with meta-analysis.

Setting: Embase, Web of Science, and Cochrane Center Register of Controlled Trials were searched for randomized control trials (RCTs) and prospective comparative studies.

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  • This study evaluated the functional outcomes, including knee muscle strength and proprioception, in patients undergoing ACL reconstruction with meniscal repair for both unstable and stable meniscal tears.
  • A total of 76 patients were analyzed at three different stages (preoperative, 6 months, and 12 months), focusing on differences in outcomes between their operated and non-operated knees.
  • Results showed no significant differences in functional outcomes for the operated knees between the two groups, but non-operated knees in the unstable tear group had poorer dynamic postural stability at 6 months, with age and preoperative/postoperative stability correlating significantly.
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Patients with a history of blood clots are commonly placed on anticoagulation therapy, but a common adverse effect of this therapy is hemorrhage. Our patient with a history of left ventricle thrombus in a free-standing inpatient rehabilitation hospital had ecchymoses that expanded over a large portion of the posterior thigh in one day. The rapid expansion of the ecchymoses coupled with a decline in hemoglobin levels prompted an immediate evaluation that showed an intramuscular hematoma.

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  • Corticosteroid injections are commonly used to treat musculoskeletal issues, but they aren't suitable for everyone, prompting a systematic review of NSAID versus corticosteroid injections.
  • The review included 28 studies with over 2,100 patients, analyzing outcomes like pain relief in conditions such as shoulder impingement and knee osteoarthritis.
  • Results showed no significant differences in pain levels between NSAID and corticosteroid injections at 1 and 3 months, indicating NSAIDs may be a safe and effective alternative, particularly for shoulder and knee issues.
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  • The study aimed to assess how effective extracorporeal shockwave therapy (ESWT) is for athletes and active individuals dealing with injuries.
  • A systematic review included 56 relevant studies, which considered various types of research designs and involved a total of 1,874 participants.
  • The findings suggest that ESWT can be beneficial for certain conditions like plantar fasciitis and can also complement exercise therapy, although more high-quality research is necessary to clarify its effectiveness and outcomes.
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  • - The study investigated the long-term success and risk factors for total ankle arthroplasty (TAA) in a large cohort of 5619 patients in Korea from 2007 to 2018.
  • - Results showed a 5-year survival rate of 95.4% and a 10-year survival rate of 91.1%, indicating relatively high long-term survivability for TAA.
  • - Significant risk factors for TAA failure included being younger than 55, having chronic pulmonary disease, diabetes, and alcohol abuse, which all increased the likelihood of complications.
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Objective: To identify clinically meaningful thresholds of leg power impairment identified by the stair climb power test (SCPT).

Design: Cross-sectional analysis using the baseline data from an observational cohort study.

Setting: The Boston Rehabilitative Impairment Study of the Elderly.

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Background: The limited research describing clinical outcomes using telehealth for management of musculoskeletal conditions is primarily within orthopedic surgery care.

Objective: To characterize differences in patient reported outcomes using telehealth compared with in-person follow-up visits in patients with Achilles tendinopathy (AT) or plantar fasciitis (PF) treated using extracorporeal shockwave therapy (ESWT).

Design: Retrospective chart review.

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Patellar taping has been widely used for the primary or adjunctive treatment of patellofemoral pain syndrome (PFPS); however, there are limited data in terms of functional outcomes. This study aimed to investigate whether there is any beneficial effect of adding Kinesio Taping (KT) to exercise therapy in the treatment of PFPS. Twenty patients (27.

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An athlete's health and availability to train and compete at an optimal performance level is a growing focus for professional sports organizations [...

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: Increased coronary artery calcification (CAC) has been reported in individuals with high levels of physical activity (PA). However, the association between increased CAC in a physically active population and cardiovascular mortality has not yet been well-established. This study aimed to investigate the association between PA levels and the presence or absence of CAC and cardiovascular mortality.

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Wearable devices capable of measuring gait parameters may provide a means to more economical gait analysis compared to conventional equipment comprising of a motion capture system and a forced treadmill. Beflex Coach (Beflex, Republic of Korea) is one such device but worn on the ear as Bluetooth earphones, unlike other wearables worn on the wrist, feet, or torso. In this study, the validity of the device was examined against a motion capture system and a forced treadmill for walking and running parameters.

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: Tibialis posterior tendon pathologies have been traditionally categorized into different stages of posterior tibial tendon dysfunction (PTTD), or adult acquired flatfoot deformity (AAFD), and more recently to progressive collapsing foot deformity (PCFD). The purpose of this scoping review is to synthesize and characterize literature on early stages of PTTD (previously known as Stage I and II), which we will describe as tibialis posterior tendinopathy (TPT). We aim to identify what is known about TPT, identify gaps in knowledge on the topics of TPT, and propose future research direction.

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Pulse-wave velocity (PWV) is a widely used clinical marker of arterial stiffness. Associations between several physical fitness measures and arterial stiffness have been examined. However, these results were inconsistent.

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Despite remarkable improvements in clinical outcomes after anterior cruciate ligament reconstruction, the residual rotational instability of knee joints remains a major concern. The anterolateral ligament (ALL) has recently gained attention as a distinct ligamentous structure on the anterolateral aspect of the knee joint. Numerous studies investigated the anatomy, function, and biomechanics of ALL to establish its potential role as a stabilizer for anterolateral rotational instability.

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