Publications by authors named "Cheol-Hyun Jung"

Article Synopsis
  • Rod fracture (RF) is the leading cause of revision surgery in adult spinal deformity (ASD) patients, necessitating an analysis of treatment strategies among 139 patients aged 65 and older who underwent long-segment fixation.
  • The study divided patients into three revision methods: simple rod replacement, lateral lumbar interbody fusion (LLIF) added, and accessory rod insertion, monitoring outcomes over an average period of 28 months.
  • Findings indicated that re-RF occurred most frequently in the simple rod replacement group and were completely absent in the LLIF group, suggesting that additional support methods may enhance stability and reduce recurrence of RF after surgery.
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Study Design: A retrospective study.

Objectives: To analyze factors associated with rod fracture (RF) in adult spinal deformity (ASD), and to assess whether the accessory rod (AR) technique can reduce RF occurrence in deformity correction in the setting of minimally invasive lateral lumbar interbody fusion (LLIF).

Summary Of Background Data: Instrumentation failure is the most common reason for revision surgery in ASD.

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Article Synopsis
  • This study analyzed the effects of posterior cruciate ligament (PCL) reconstruction in patients aged 50 and older, comparing outcomes with those under 50.
  • The research involved 28 older patients matched with younger counterparts based on sex, assessing their clinical results and failure rates over an average follow-up period of about 3.6 years.
  • Outcomes showed that older patients had worse clinical scores and higher failure rates, suggesting that PCL reconstruction may be less effective in these patients, prompting surgeons to exercise caution when treating older individuals.
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For patients with cervical radiculopathy, most studies have recommended conservative treatment as the first-line treatment; however, when conventional treatment fails, surgery is considered. A better understanding of the prognosis of cervical radiculopathy is essential to provide accurate information to the patients. If the patients complain of persistent and recurrent arm pain/numbness not respond to conservative treatment, or exhibit neurologic deficits, surgery is performed using anterior or posterior approaches.

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One-week staged bilateral open-wedge high tibial osteotomies (OWHTOs) can be a safe procedure, with the added advantage of fast functional recovery, cost saving, and reduced hospital stay. However, there can be concerns about correction loss after 1-week staged OWHTOs because high loading is inevitably applied to osteotomy sites during postoperative weight bearing. Although leaving the osteotomy site with no grafts is possible in OWHTOs, the use of grafts can provide additional stability to the osteotomy site and prevent correction loss.

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