Publications by authors named "Sang Hyun Um"

For periprosthetic joint infection (PJI) treatment, revision total hip arthroplasty using an antibiotic loaded cement spacer is one of the important surgical methods. However, revision total hip arthroplasty using antibiotic-loaded cement spacers poses a risk of spacer dislodgement in patients with acetabular deficiency. We hypothesized that screw augmentation would be more stable and result in lower rates of cement spacer dislodgement in acetabular deficient patients.

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As the proportion of elderly individuals within the population grows, the incidence of hip fractures increases. Traditionally, orthopedic surgeons used to focus on surgical treatment of hip fractures; however, the field's appreciation for the importance of postoperative rehabilitation has been increasing recently. Many studies have shown that proper rehabilitation after hip fracture surgery can shorten hospital stays and improve clinical outcomes.

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The novel coronavirus disease 2019 (COVID-19), which began in Wuhan, China, has rapidly flared up all over the world, evolving into a pandemic. During these critical times, we should give emphasis on infection prevention for the health care staff as well as appropriate patient management in order to maintain the health care system. We report our experience in protecting a surgical team from COVID-19 infection during a bipolar hemiarthroplasty in an infected patient.

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The incidence of heterotopic ossification in adolescents appears to be lower than in adults. There exist very few reports of heterotopic ossification with total bony ankylosis in child or adolescent populations. We describe a case of total bony ankylosis of the elbow secondary to heterotopic ossification, in a 14-year-old female.

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