1.Role of Arthroscopy in Ankle Fracture Surgeries
Gab-Lae KIM ; Seung Hwan HAN ; Kwang Hwan PARK ; Dae-Yoo KIM ; Gyeong Hoon LIM ; Sung Hyun LEE
Journal of Korean Foot and Ankle Society 2025;29(1):1-8
The fundamental principles for treating ankle fractures, as with other intra-articular fractures, are anatomical reduction and stable internal fixation. Despite successful reduction, between 14% and 40% of patients continue to experience persistent pain or unsatisfactory functional outcomes. Furthermore, approximately 1% of patients progress to post-traumatic arthritis, necessitating further surgical intervention. Ankle fractures are frequently accompanied by intra-articular injuries, including osteochondral lesions, ligament tears, and syndesmosis injuries. Arthroscopy is becoming increasingly prevalent in managing acute ankle fractures by assessing intra-articular damage and facilitating accurate reduction. This review examined the role and indications for arthroscopy in ankle fractures, particularly emphasizing its benefits in diagnosing and managing associated injuries, including osteochondral lesions, syndesmosis, and deltoid ligament injuries. Furthermore, arthroscopy facilitates fracture reduction, offering a minimally invasive approach with a shorter recovery period and enhanced visualization. Its use extends to pediatric fractures and complex cases such as Maisonneuve and calcaneal fractures, potentially improving outcomes while minimizing complications. Understanding the evolving indications and benefits of arthroscopy for ankle fractures can lead to improved clinical outcomes and reduced complications.
2.Role of Arthroscopy in Ankle Fracture Surgeries
Gab-Lae KIM ; Seung Hwan HAN ; Kwang Hwan PARK ; Dae-Yoo KIM ; Gyeong Hoon LIM ; Sung Hyun LEE
Journal of Korean Foot and Ankle Society 2025;29(1):1-8
The fundamental principles for treating ankle fractures, as with other intra-articular fractures, are anatomical reduction and stable internal fixation. Despite successful reduction, between 14% and 40% of patients continue to experience persistent pain or unsatisfactory functional outcomes. Furthermore, approximately 1% of patients progress to post-traumatic arthritis, necessitating further surgical intervention. Ankle fractures are frequently accompanied by intra-articular injuries, including osteochondral lesions, ligament tears, and syndesmosis injuries. Arthroscopy is becoming increasingly prevalent in managing acute ankle fractures by assessing intra-articular damage and facilitating accurate reduction. This review examined the role and indications for arthroscopy in ankle fractures, particularly emphasizing its benefits in diagnosing and managing associated injuries, including osteochondral lesions, syndesmosis, and deltoid ligament injuries. Furthermore, arthroscopy facilitates fracture reduction, offering a minimally invasive approach with a shorter recovery period and enhanced visualization. Its use extends to pediatric fractures and complex cases such as Maisonneuve and calcaneal fractures, potentially improving outcomes while minimizing complications. Understanding the evolving indications and benefits of arthroscopy for ankle fractures can lead to improved clinical outcomes and reduced complications.
3.Role of Arthroscopy in Ankle Fracture Surgeries
Gab-Lae KIM ; Seung Hwan HAN ; Kwang Hwan PARK ; Dae-Yoo KIM ; Gyeong Hoon LIM ; Sung Hyun LEE
Journal of Korean Foot and Ankle Society 2025;29(1):1-8
The fundamental principles for treating ankle fractures, as with other intra-articular fractures, are anatomical reduction and stable internal fixation. Despite successful reduction, between 14% and 40% of patients continue to experience persistent pain or unsatisfactory functional outcomes. Furthermore, approximately 1% of patients progress to post-traumatic arthritis, necessitating further surgical intervention. Ankle fractures are frequently accompanied by intra-articular injuries, including osteochondral lesions, ligament tears, and syndesmosis injuries. Arthroscopy is becoming increasingly prevalent in managing acute ankle fractures by assessing intra-articular damage and facilitating accurate reduction. This review examined the role and indications for arthroscopy in ankle fractures, particularly emphasizing its benefits in diagnosing and managing associated injuries, including osteochondral lesions, syndesmosis, and deltoid ligament injuries. Furthermore, arthroscopy facilitates fracture reduction, offering a minimally invasive approach with a shorter recovery period and enhanced visualization. Its use extends to pediatric fractures and complex cases such as Maisonneuve and calcaneal fractures, potentially improving outcomes while minimizing complications. Understanding the evolving indications and benefits of arthroscopy for ankle fractures can lead to improved clinical outcomes and reduced complications.
4.Role of Arthroscopy in Ankle Fracture Surgeries
Gab-Lae KIM ; Seung Hwan HAN ; Kwang Hwan PARK ; Dae-Yoo KIM ; Gyeong Hoon LIM ; Sung Hyun LEE
Journal of Korean Foot and Ankle Society 2025;29(1):1-8
The fundamental principles for treating ankle fractures, as with other intra-articular fractures, are anatomical reduction and stable internal fixation. Despite successful reduction, between 14% and 40% of patients continue to experience persistent pain or unsatisfactory functional outcomes. Furthermore, approximately 1% of patients progress to post-traumatic arthritis, necessitating further surgical intervention. Ankle fractures are frequently accompanied by intra-articular injuries, including osteochondral lesions, ligament tears, and syndesmosis injuries. Arthroscopy is becoming increasingly prevalent in managing acute ankle fractures by assessing intra-articular damage and facilitating accurate reduction. This review examined the role and indications for arthroscopy in ankle fractures, particularly emphasizing its benefits in diagnosing and managing associated injuries, including osteochondral lesions, syndesmosis, and deltoid ligament injuries. Furthermore, arthroscopy facilitates fracture reduction, offering a minimally invasive approach with a shorter recovery period and enhanced visualization. Its use extends to pediatric fractures and complex cases such as Maisonneuve and calcaneal fractures, potentially improving outcomes while minimizing complications. Understanding the evolving indications and benefits of arthroscopy for ankle fractures can lead to improved clinical outcomes and reduced complications.
5.Evaluation of the Efficacy and Safety of DW1903 in Patients with Gastritis: A Randomized, Double-Blind, Noninferiority, Multicenter, Phase 3 study
Jie-Hyun KIM ; Hwoon-Yong JUNG ; In Kyung YOO ; Seon-Young PARK ; Jae Gyu KIM ; Jae Kyu SUNG ; Jin Seok JANG ; Gab Jin CHEON ; Kyoung Oh KIM ; Tae Oh KIM ; Soo Teik LEE ; Kwang Bum CHO ; Hoon Jai CHUN ; Jong-Jae PARK ; Moo In PARK ; Jae-Young JANG ; Seong Woo JEON ; Jin Woong CHO ; Dae Hwan KANG ; Gwang Ha KIM ; Jae J. KIM ; Sang Gyun KIM ; Nayoung KIM ; Yong Chan LEE ; Su Jin HONG ; Hyun-Soo KIM ; Sora LEE ; Sang Woo LEE
Gut and Liver 2024;18(1):70-76
Background/Aims:
H2 receptor antagonists (H2RA) have been used to treat gastritis by inhibiting gastric acid. Proton pump inhibitors (PPIs) are more potent acid suppressants than H2RA.However, the efficacy and safety of low-dose PPI for treating gastritis remain unclear. The aim was to investigate the efficacy and safety of low-dose PPI for treating gastritis.
Methods:
A double-blind, noninferiority, multicenter, phase 3 clinical trial randomly assigned 476 patients with endoscopic erosive gastritis to a group using esomeprazole 10 mg (DW1903) daily and a group using famotidine 20 mg (DW1903R1) daily for 2 weeks. The full-analysis set included 319 patients (DW1903, n=159; DW1903R1, n=160) and the per-protocol set included 298 patients (DW1903, n=147; DW1903R1, n=151). The primary endpoint (erosion improvement rate) and secondary endpoint (erosion and edema cure rates, improvement rates of hemorrhage, erythema, and symptoms) were assessed after the treatment. Adverse events were compared.
Results:
According to the full-analysis set, the erosion improvement rates in the DW1903 and DW1903R1 groups were 59.8% and 58.8%, respectively. According to the per-protocol analysis, the erosion improvement rates in the DW1903 and DW1903R1 groups were 61.9% and 59.6%, respectively. Secondary endpoints were not significantly different between two groups except that the hemorrhagic improvement rate was higher in DW1903 with statistical tendency. The number of adverse events were not statistically different.
Conclusions
DW1903 of a low-dose PPI was not inferior to DW1903R1 of H2RA. Thus, lowdose PPI can be a novel option for treating gastritis (ClinicalTrials.gov Identifier: NCT05163756).
6.Guidelines for the Laboratory Diagnosis of Monkeypox in Korea
Ki Ho HONG ; Gab Jung KIM ; Kyoung Ho ROH ; Hyukmin LEE ; Ok Kyu PARK ; Taek Soo KIM ; Jae-Seok KIM ; Jaehyeon LEE ; Moon-Woo SEONG ; So Yeon KIM ; Jae-Sun PARK ; Younhee PARK ; Hee Jae HUH ; Namhee RYOO ; Hyun Soo KIM ; Heungsup SUNG ; Cheon Kwon YOO ;
Annals of Laboratory Medicine 2023;43(2):137-144
While the coronavirus disease 2019 pandemic is ongoing, monkeypox has been rapidly spreading in non-endemic countries since May 2022. Accurate and rapid laboratory tests are essential for identifying and controlling monkeypox. Korean Society for Laboratory Medicine and the Korea Disease Prevention and Control Agency have proposed guidelines for diagnosing monkeypox in clinical laboratories in Korea. These guidelines cover the type of tests, selection of specimens, collection of specimens, diagnostic methods, interpretation of test results, and biosafety. Molecular tests are recommended as confirmatory tests. Skin lesion specimens are recommended for testing in the symptomatic stage, and the collection of both blood and oropharyngeal swabs is recommended in the presymptomatic or prodromal stage.
7.Risk Factors for Local Recurrence in Patients With N1b Papillary Thyroid Carcinoma
Jung Woo LEE ; Gab-Kyun LEE ; Ji Won JANG ; Yongil CHEON ; Sung-Chan SHIN ; Jin-Choon LEE ; Bo Hyun KIM ; In Ju KIM ; Choong Rak KIM ; Byung-Joo LEE
Korean Journal of Otolaryngology - Head and Neck Surgery 2022;65(8):448-456
Background and Objectives:
Papillary thyroid carcinoma (PTC) with lateral neck lymph node metastasis is known as a major risk factor for tumor recurrence after surgical treatment. The aim of this study is to identify risk factors for loco-regional recurrence in patients with PTC with lateral neck lymph node metastasis, which has a high risk of recurrence.Subjects and Method This study involved 319 patients who underwent total thyroidectomy, central lymph node (LN) and lateral LN dissection due to PTC. The patients’ demographics and pathological factors, including lymph node metastasis were retrospectively reviewed. Univariate, multivariate and C-index with variable selection analyses were performed to identify factors associated with recurrence-free survival (RFS).
Results:
A mean follow-up of 101 months, 35 (10.9%) patients had a loco-regional recurrence. In multivariate analysis according to loco-regional recurrence, patients with a primary tumor of more than 4 cm, multifocality, vascular invasion, and bilateral lateral cervical metastasis were associated with worse RFS. In the variable selection analysis, lateral lymph node metastasis ratio was also statistically significant.
Conclusion
PTC with lateral neck lymph node metastasis included tumors larger than 4 cm. Multifocality, vascular invasion, high lateral lymph node metastasis ratio and bilateral neck lymph node metastasis are predictive factors of loco-regional recurrence, and these risk factors should be carefully followed-up after surgery.
8.Comparison on the Efficacy and Safety of Biphenyl Dimethyl Dicarboxylate and Ursodeoxycholic Acid in Patients with Abnormal Alanine Aminotransferase: Multicenter, Double-blinded, Randomized, Active-controlled Clinical Trial
Sae Hwan LEE ; Gab Jin CHEON ; Hong Soo KIM ; Young Don KIM ; Sang Gyune KIM ; Young Seok KIM ; Soung Won JEONG ; Jae Young JANG ; Boo Sung KIM
The Korean Journal of Gastroenterology 2022;79(1):52-53
9.Guidelines for Laboratory Diagnosis of Coronavirus Disease 2019 (COVID-19) in Korea
Ki Ho HONG ; Sang Won LEE ; Taek Soo KIM ; Hee Jae HUH ; Jaehyeon LEE ; So Yeon KIM ; Jae-Sun PARK ; Gab Jung KIM ; Heungsup SUNG ; Kyoung Ho ROH ; Jae-Seok KIM ; Hyun Soo KIM ; Seung-Tae LEE ; Moon-Woo SEONG ; Namhee RYOO ; Hyukmin LEE ; Kye Chul KWON ; Cheon Kwon YOO
Annals of Laboratory Medicine 2020;40(5):351-360
The outbreak of coronavirus disease 2019 (COVID-19), which began in December 2019, is still ongoing in Korea, with >9,000 confirmed cases as of March 25, 2020. COVID-19 is a severe acute respiratory syndrome Coronavirus 2 (SARS-CoV-2) infection, and real-time reverse transcription-PCR is currently the most reliable diagnostic method for COVID-19 around the world. Korean Society for Laboratory Medicine and the Korea Centers for Disease Prevention and Control propose guidelines for diagnosing COVID-19 in clinical laboratories in Korea. These guidelines are based on other related domestic and international guidelines, as well as expert opinions and include the selection of test subjects, selection of specimens, diagnostic methods, interpretation of test results, and biosafety.
10.Cause of Mortality after Radical Prostatectomy and the Impact of Comorbidity in Men with Prostate Cancer: A Multi-institutional Study in Korea
Sahyun PAK ; Dalsan YOU ; In Gab JEONG ; Dong-Eun LEE ; Sung Han KIM ; Jae Young JOUNG ; Kang-Hyun LEE ; Jun Hyuk HONG ; Choung-Soo KIM ; Hanjong AHN
Cancer Research and Treatment 2020;52(4):1242-1250
Purpose:
This study aimed to examine the causes of death in Korean patients who underwent radical prostatectomy for prostate cancer and investigate the relationship between comorbidity and mortality.
Materials and Methods:
We conducted a retrospective multicenter cohort study including 4,064 consecutive patients who had prostate cancer and underwent radical prostatectomy between January 1998 and June 2013. The primary endpoint of this study was all-cause mortality, and the secondary endpoints were cancer-specific mortality (CSM) and other-cause mortality (OCM). Charlson comorbidity index (CCI) was calculated to assess the comorbidities of each patient.
Results:
Of 4,064 patients, 446 (11.0%) died during follow-up. The cause of death was prostate cancer in 132 patients (29.6%), other cancers in 121 patients (27.1%), and vascular disease in 57 patients (12.8%) in our cohort. The overall 10-year CSM rate was lower than the OCM rate (4.6% vs. 10.5%). The 10-year CSM rate was lower than the OCM rate in low- to intermediate-risk group patients (1.2% vs. 10.6%), whereas they were similar in high-risk group patients (11.8% vs. 10.1%). In the multivariable analysis, CCI was independently associated with all-cause mortality after radical prostatectomy, regardless of age and pathologic features.
Conclusion
Death from prostate cancer was rare in Korean men who underwent radical prostatectomy. Clinicians should be aware of the possibility of overtreatment of low-risk prostate cancer in men with significant comorbidity. Our findings may help to facilitate counseling and plan management in this patient group.

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