Hyun Jung Chang

ORCID: 0000-0001-9126-4316
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About
Contact & Profiles
Research Areas
  • Cerebral Palsy and Movement Disorders
  • Botulinum Toxin and Related Neurological Disorders
  • Infant Development and Preterm Care
  • Stroke Rehabilitation and Recovery
  • Family and Disability Support Research
  • Cancer Treatment and Pharmacology
  • Child Nutrition and Feeding Issues
  • Nerve Injury and Rehabilitation
  • Shoulder Injury and Treatment
  • Diabetic Foot Ulcer Assessment and Management
  • Dysphagia Assessment and Management
  • Musculoskeletal pain and rehabilitation
  • Tendon Structure and Treatment
  • Shoulder and Clavicle Injuries
  • Balance, Gait, and Falls Prevention
  • Advanced Neuroimaging Techniques and Applications
  • Tracheal and airway disorders
  • Action Observation and Synchronization
  • Scoliosis diagnosis and treatment
  • American Sports and Literature
  • Ocular Oncology and Treatments
  • Ear and Head Tumors
  • Neonatal and fetal brain pathology
  • Sports Dynamics and Biomechanics
  • Myofascial pain diagnosis and treatment

Sungkyunkwan University
2012-2023

Samsung (South Korea)
2012-2023

Samsung Changwon Hospital
2011-2020

Samsung Medical Center
2006-2014

Changwon National University
2011-2013

Seoul National University Hospital
2013

Kangbuk Samsung Hospital
2009

Yonsei University
2004

Purpose: Postoperative radiotherapy for breast cancer has a number of associated complications.This study examined whether supervised moderate-intensity exercise could mitigate the complications that occur during radiotherapy.Patients and Methods: Forty women were randomized before after various operations cancer.Seventeen patients who assigned to group performed therapy 50 min 3 times per week 5 weeks.Twenty-three in control asked perform self-shoulder stretching exercise.The World Health...

10.3349/ymj.2008.49.3.443 article EN cc-by-nc Yonsei Medical Journal 2008-01-01

To examine whether hippotherapy has a clinically significant effect on gross motor function in children with cerebral palsy (CP).Randomized controlled trial.Outpatient therapy center.Ninety-two CP, aged 4-10 years, presenting variable (Gross Motor Function Classification System [GMFCS] levels I-IV).Hippotherapy (30 minutes twice weekly for 8 consecutive weeks).Gross Measure (GMFM)-88, GMFM-66, and Pediatric Balance Scale.Pre- post-treatment measures were completed by 91 (45 the intervention...

10.1089/acm.2014.0021 article EN The Journal of Alternative and Complementary Medicine 2014-12-31

Objective To determine the clinical characteristics and videofluoroscopic swallowing study (VFSS) findings in infants with suspected dysphagia compare VFSS between full-term preterm infants. Methods A total of 107 (67 40 preterm) who were referred for at a tertiary university hospital enrolled this retrospective study. Clinical reviewed by physiatrist an experienced speech-language pathologist. The association reasons referral analyzed. Results Mean gestational age was 35.1±5.3 weeks, mean...

10.5535/arm.2013.37.2.175 article EN cc-by-nc Annals of Rehabilitation Medicine 2013-01-01

Objective: To determine the effects of specialized shoes with insoles in patients rheumatoid arthritis and differences terms type insole anatomical location foot pathology. Design: Single-blinded randomized controlled trial. Setting: Outpatients physical medicine rehabilitation clinic at university hospital. Subjects: Forty-two lesions were randomly assigned to two different orthotic intervention groups. The locations recorded (hindfoot or forefoot). Intervention: Participants provided an...

10.1177/0269215508101737 article EN Clinical Rehabilitation 2009-04-29

This study aimed to evaluate the effect of a horse-riding simulator (HRS) with virtual reality (VR) on gross motor function, balance control, and body composition in children spastic cerebral palsy (CP). Seventeen preschool school-aged CP were included; 10 intervention group (HRS group) received 30 min HRS VR training twice week for total 16 sessions addition conventional physiotherapy. Seven control instructed perform home-based aerobic exercises 8 weeks Gross function measure (GMFM)...

10.3390/s22082903 article EN cc-by Sensors 2022-04-10

Background: Deterioration in upper extremity function has been a common problem among children with cerebral palsy (CP). The present study evaluated the effects of virtual reality (VR)-based rehabilitation combined conventional occupational therapy (COT) on and caregiver assistance CP. Methods: Medical records 17 CP who regularly participated program at Samsung Changwon Hospital were retrospectively reviewed. Ten received VR-based rehabilitation, which utilized RAPAEL Smart Kids video games...

10.3390/healthcare8040391 article EN Healthcare 2020-10-10

To investigate the clinical usefulness of Schedule for Oral-Motor Assessment (SOMA) in children with dysphagia by comparing findings SOMA those videofluoroscopic swallowing study (VFSS).Both and VFSS were performed 33 (21 boys 12 girls; mean age 17.3±12.1 months) who referred oropharyngeal evaluation. Ratings oral-motor functions indicated based upon cutting score each specific texture food (puree, semi-solids, solids, cracker, liquid-bottle, liquid-cup). Abnormalities either oral phase, or...

10.5535/arm.2011.35.4.477 article EN cc-by-nc Annals of Rehabilitation Medicine 2011-01-01

To investigate the relationship between gross motor function and daily functional skill in children with cerebral palsy (CP) to explore how this is moderated by Gross Motor Function Classification System, Bimanual Fine (BFMF), neuromotor types, limb distribution of CP.A cross-sectional survey 112 CP (range, 4 years 7 months) was performed. assessed Measure-66 (GMFM-66) Pediatric Evaluation Disability Inventory-Functional Skills Scale (PEDI-FSS).GMFM-66 scores explained 49.7%, 67.4%, 26.1%...

10.5535/arm.2013.37.1.41 article EN cc-by-nc Annals of Rehabilitation Medicine 2013-01-01

Objective To find the most effective procedure to treat adhesive capsulitis of shoulder, we evaluated clinical effects an ultrasonographic-guided anterior approach capsular distension and a fluoroscopy-guided posterolateral distension. We expected be better than because rotator interval, triangular anatomic area in anterosuperior aspect which is considered important component pathology capsulitis. Methods Participants were randomly assigned two groups: 27 patients group A injected by with 2%...

10.5535/arm.2014.38.3.360 article EN cc-by-nc Annals of Rehabilitation Medicine 2014-01-01

Botulinum toxin A is considered an important tool to control spasticity in children with cerebral palsy. Several factors are known affect the efficacy of botulinum toxin, such as dosage, appropriate muscle selection and application, age, accompanying therapy. multicenter, double-blind, randomized, prospective phase III clinical trial for treatment dynamic equinus 144 palsy was performed compare efficacies letibotulinumtoxin onabotulinumtoxin A. Secondary analyses were evaluate that affected...

10.3390/toxins9080253 article EN cc-by Toxins 2017-08-21

The objective of this clinical trial was to compare the efficacy and safety letibotulinum toxin A onabotulinum for improving dynamic equinus foot deformity in children with cerebral palsy (CP). In total, 144 spastic CP who had were assigned randomly Botulax group (injection A) or Botox A). Physician’s Rating Scale (PRS), ankle plantar flexor spasticity using Modified Tardieu Scale, Gross Motor Function Measure (GMFM)-88, GMFM-66 completed before injection at 6, 12, 24 weeks after injection....

10.3390/toxins9080252 article EN cc-by Toxins 2017-08-18

[Purpose] The aim of this study was to investigate whether hippotherapy could improve the functional performance preschool- and school-aged children with spastic bilateral CP. We assessed therapeutic effects would be different according statuses recipients. [Methods] Thirty-three children, aged four years or older, CP were enrolled in study. received thirty minutes twice a week for eight consecutive weeks. Gross Motor Function Measure (GMFM) Pediatric Balance Scale (PBS) values determined...

10.1589/jpts.24.1277 article EN Journal of Physical Therapy Science 2012-01-01

To investigate the postural control factors influencing automatic (reflex-controlled) and attentional (high cortical) on dual task.We used a task model to examine affecting of posture, subjecting test subjects vibration stimulation, one-leg standing verbal or nonverbal trials. Twenty-three young, healthy participants were asked stand force plates their centers pressure measured during We acquired 15 seconds data for each volunteer six trials involving varying combinations.We observed...

10.5535/arm.2013.37.3.347 article EN cc-by-nc Annals of Rehabilitation Medicine 2013-01-01

To compare overall physical function, including gait speed and peripheral nerve between diabetic chronic kidney disease (CKD) patients nondiabetic CKD to investigate the association function in patients.Sixty adult (35 with 25 without diabetes), who received maintenance hemodialysis (HD), were included this study. Demographic data, past medical history, current condition functional data-usual speed, vibration perception threshold for index finger (VPT-F) great toe (VPT-T), activity of daily...

10.5535/arm.2017.41.1.72 article EN cc-by-nc Annals of Rehabilitation Medicine 2017-01-01

To evaluate the overall profile of children with feeding disorders and their relationships to medical conditions in an outpatient clinic a tertiary hospital.The records 143 who had visited between January 2010 June 2014 were reviewed retrospectively. The presence disorder (feeding behavior disorder, dysphagia, and/or failure thrive [FTT]) children's examined by physiatrist.Half patients (n=74, 51.7%) under 15 months age, 68 (47.6%) born preterm. Ninety-three (65.0%) met criteria for any...

10.5535/arm.2016.40.4.692 article EN cc-by-nc Annals of Rehabilitation Medicine 2016-01-01

[Purpose] The aim of this study was to investigate the association between magnetic resonance imaging (MRI) findings in patients with adhesive shoulder capsulitis and therapeutic effect capsular distension. [Subjects Methods] We retrospectively reviewed medical records 57 who underwent distension therapy after a diagnosis clinical MRI scans. Axillary joint thickness by graded as I (≤3.6 mm), II (3.7-4.2 III (≥4.3 mm). Subcoracoid fat obliteration rotator interval subjectively absent,...

10.1589/jpts.28.2798 article EN Journal of Physical Therapy Science 2016-01-01

The horse riding simulator (HRS) reportedly has a beneficial effect on motor function and balance in children with cerebral palsy (CP). However, by itself, the HRS is not sufficient source of challenge motivation for children. To address this issue, we combined virtual reality (VR) to promote somatosensory stimulation motivation. Sixteen (ages: 5-17 years) CP presenting Gross Motor Function Classification System (GMFCS) levels I-IV were enrolled study. Using head-mounted display controllers,...

10.3390/s21196394 article EN cc-by Sensors 2021-09-24

Objective To investigate the relationship between severity of peripheral polyneuropathy (PPN) and degree depression quality life in chronic renal failure (CRF) patients on hemodialysis (HD). Method Forty seven were recruited (22 male, 25 female, mean age 63.17±12.52) etiology, disease duration, creatinine hemoglobin recorded. Motor sensory nerve conduction studies carried out bilateral median, ulnar, tibial peroneal nerves for diagnosis according to our laboratory criteria. The Korean...

10.5535/arm.2012.36.5.702 article EN cc-by-nc Annals of Rehabilitation Medicine 2012-01-01

Several cases of acute necrotizing encephalopathy (ANE) with influenza A (H1N1) have been reported to date. The prognosis ANE associated H1N1 is variable; some resulted in severe neurologic complication, whereas other were fatal. Reports mostly focused on the diagnosis infection, rather than functional recovery. We report a case infection 4-year-old Korean girl who rapidly developed fever, seizure, and altered mentality, as well had sequelae ataxia, intentional tremor, strabismus,...

10.5535/arm.2013.37.2.286 article EN cc-by-nc Annals of Rehabilitation Medicine 2013-01-01

Objective To evaluate the validity of Test Infant Motor Performance (TIMP) and general movements (GMs) assessment for predicting Alberta Scale (AIMS) score at 12 months in preterm infants. Methods A total 44 infants who underwent GMs TIMP 1 month 3 corrected age (CA) whose motor performance was evaluated using AIMS CA were included. judged as abnormal on basis poor repertoire or cramped-synchronized absent fidgety movement CA. scores categorized normal (average low average >5th percentile,...

10.5535/arm.2018.42.2.296 article EN cc-by-nc Annals of Rehabilitation Medicine 2018-01-01

Background and Objectives The objective of this study was to investigate the features post-thyroidectomy subjective voice disorder by Voice Handicap Index (VHI) Symptom Scale (VOISS) through aerodynamic analysis appropriate therapy intervention. Materials Methods Twenty patients who had no recurrent laryngeal nerve paralysis stroboscopy were enrolled for study. Acoustic evaluations performed before operation, 2 weeks 3 months after operation. Subjective evaluation VHI VOISS. Aerodynamic...

10.22469/jkslp.2015.26.1.25 article EN cc-by-nc Journal of The Korean Society of Laryngology Phoniatrics and Logopedics 2015-06-30
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