1.GMNN and DLL1 mutation-related spondylocarpotarsal synostosis: a case report
Joonhwan LEE ; Byungju RYU ; Yunhee KIM ; Eunyoung LEE
Journal of Yeungnam Medical Science 2025;42(1):15-
Spondylocarpotarsal synostosis syndrome (SCTS) is a rare genetic disorder characterized by vertebral fusion, short stature, and skeletal anomalies. SCTS is primarily associated with mutations in filamin B. However, in this report, we present a unique case of SCTS in a 28-year-old male who complained of neck and shoulder pain persisting for 1 year. His clinical presentation included radioulnar synostosis, cervical spine anomalies (scoliosis and agenesis of the posterior arch of C1), and a history of polydactyly. Genetic analysis revealed mutations in GMNN and DLL1. To the best of our knowledge, this is the first report on the association of SCTS with these genes.
2.GMNN and DLL1 mutation-related spondylocarpotarsal synostosis: a case report
Joonhwan LEE ; Byungju RYU ; Yunhee KIM ; Eunyoung LEE
Journal of Yeungnam Medical Science 2025;42(1):15-
Spondylocarpotarsal synostosis syndrome (SCTS) is a rare genetic disorder characterized by vertebral fusion, short stature, and skeletal anomalies. SCTS is primarily associated with mutations in filamin B. However, in this report, we present a unique case of SCTS in a 28-year-old male who complained of neck and shoulder pain persisting for 1 year. His clinical presentation included radioulnar synostosis, cervical spine anomalies (scoliosis and agenesis of the posterior arch of C1), and a history of polydactyly. Genetic analysis revealed mutations in GMNN and DLL1. To the best of our knowledge, this is the first report on the association of SCTS with these genes.
3.GMNN and DLL1 mutation-related spondylocarpotarsal synostosis: a case report
Joonhwan LEE ; Byungju RYU ; Yunhee KIM ; Eunyoung LEE
Journal of Yeungnam Medical Science 2025;42(1):15-
Spondylocarpotarsal synostosis syndrome (SCTS) is a rare genetic disorder characterized by vertebral fusion, short stature, and skeletal anomalies. SCTS is primarily associated with mutations in filamin B. However, in this report, we present a unique case of SCTS in a 28-year-old male who complained of neck and shoulder pain persisting for 1 year. His clinical presentation included radioulnar synostosis, cervical spine anomalies (scoliosis and agenesis of the posterior arch of C1), and a history of polydactyly. Genetic analysis revealed mutations in GMNN and DLL1. To the best of our knowledge, this is the first report on the association of SCTS with these genes.
4.GMNN and DLL1 mutation-related spondylocarpotarsal synostosis: a case report
Joonhwan LEE ; Byungju RYU ; Yunhee KIM ; Eunyoung LEE
Journal of Yeungnam Medical Science 2025;42(1):15-
Spondylocarpotarsal synostosis syndrome (SCTS) is a rare genetic disorder characterized by vertebral fusion, short stature, and skeletal anomalies. SCTS is primarily associated with mutations in filamin B. However, in this report, we present a unique case of SCTS in a 28-year-old male who complained of neck and shoulder pain persisting for 1 year. His clinical presentation included radioulnar synostosis, cervical spine anomalies (scoliosis and agenesis of the posterior arch of C1), and a history of polydactyly. Genetic analysis revealed mutations in GMNN and DLL1. To the best of our knowledge, this is the first report on the association of SCTS with these genes.
5.The Clinical Outcomes of Cervical Spine Chordoma: A Nationwide Multicenter Retrospective Study
Hangeul PARK ; Yunhee CHOI ; Sungjoon LEE ; Sun-Ho LEE ; Eun-Sang KIM ; Sun Woo JANG ; Jin Hoon PARK ; Yunseong CHO ; Giwuk JANG ; Yoon HA ; Yun-Sik DHO ; Heon YOO ; Sung Uk LEE ; Seung-Ho SEO ; Ki-Jeong KIM ; Seil SOHN ; Chun Kee CHUNG
Neurospine 2024;21(3):942-953
Objective:
Chordoma, a rare malignant tumor originating from embryonal notochord remnants, exhibits high resistance to conventional treatments, making surgical resection imperative. However, the factors influencing prognosis specifically for cervical spine chordoma have not been clearly identified. We investigate the prognosis of cervical spine chordoma with factors influential in a nationwide multicenter retrospective study.
Methods:
This study included all patients diagnosed with cervical spine chordoma at 7 tertiary referral centers from January 1998 to March 2023, excluding those with clivus and thoracic spine chordomas extending into the cervical spine. Local recurrence (LR) was identified through follow-up magnetic resonance imaging, either as reappearance in completely resected tumors or regrowth in residual tumors. The study assessed LR and overall survival, analyzing factors influencing LR and death.
Results:
Forty-five patients with cervical spine chordoma had a mean age of 46.4 years. Over a median follow-up of 52 months, LR and distant metastasis were observed in 21 (46.7%) and 4 patients (8.9%), respectively, and 16 patients (36%) were confirmed dead. The 5-year and 10-year cumulative LR rates were 51.3% and 60%, respectively, while the 5-year and 10-year survival rates were 82% and 53%. Age was the only significant factor affecting mortality (hazard ratio, 1.04; 95% confidence interval, 1.04–1.07; p=0.015). Notably, the degree of resection and adjuvant therapy did not statistically significantly impact local tumor control and mortality.
Conclusion
This study, the largest multicenter retrospective analysis of cervical spine chordoma in Korea, identified age as the only factor significantly affecting patient survival.
6.The Clinical Outcomes of Cervical Spine Chordoma: A Nationwide Multicenter Retrospective Study
Hangeul PARK ; Yunhee CHOI ; Sungjoon LEE ; Sun-Ho LEE ; Eun-Sang KIM ; Sun Woo JANG ; Jin Hoon PARK ; Yunseong CHO ; Giwuk JANG ; Yoon HA ; Yun-Sik DHO ; Heon YOO ; Sung Uk LEE ; Seung-Ho SEO ; Ki-Jeong KIM ; Seil SOHN ; Chun Kee CHUNG
Neurospine 2024;21(3):942-953
Objective:
Chordoma, a rare malignant tumor originating from embryonal notochord remnants, exhibits high resistance to conventional treatments, making surgical resection imperative. However, the factors influencing prognosis specifically for cervical spine chordoma have not been clearly identified. We investigate the prognosis of cervical spine chordoma with factors influential in a nationwide multicenter retrospective study.
Methods:
This study included all patients diagnosed with cervical spine chordoma at 7 tertiary referral centers from January 1998 to March 2023, excluding those with clivus and thoracic spine chordomas extending into the cervical spine. Local recurrence (LR) was identified through follow-up magnetic resonance imaging, either as reappearance in completely resected tumors or regrowth in residual tumors. The study assessed LR and overall survival, analyzing factors influencing LR and death.
Results:
Forty-five patients with cervical spine chordoma had a mean age of 46.4 years. Over a median follow-up of 52 months, LR and distant metastasis were observed in 21 (46.7%) and 4 patients (8.9%), respectively, and 16 patients (36%) were confirmed dead. The 5-year and 10-year cumulative LR rates were 51.3% and 60%, respectively, while the 5-year and 10-year survival rates were 82% and 53%. Age was the only significant factor affecting mortality (hazard ratio, 1.04; 95% confidence interval, 1.04–1.07; p=0.015). Notably, the degree of resection and adjuvant therapy did not statistically significantly impact local tumor control and mortality.
Conclusion
This study, the largest multicenter retrospective analysis of cervical spine chordoma in Korea, identified age as the only factor significantly affecting patient survival.
7.The Clinical Outcomes of Cervical Spine Chordoma: A Nationwide Multicenter Retrospective Study
Hangeul PARK ; Yunhee CHOI ; Sungjoon LEE ; Sun-Ho LEE ; Eun-Sang KIM ; Sun Woo JANG ; Jin Hoon PARK ; Yunseong CHO ; Giwuk JANG ; Yoon HA ; Yun-Sik DHO ; Heon YOO ; Sung Uk LEE ; Seung-Ho SEO ; Ki-Jeong KIM ; Seil SOHN ; Chun Kee CHUNG
Neurospine 2024;21(3):942-953
Objective:
Chordoma, a rare malignant tumor originating from embryonal notochord remnants, exhibits high resistance to conventional treatments, making surgical resection imperative. However, the factors influencing prognosis specifically for cervical spine chordoma have not been clearly identified. We investigate the prognosis of cervical spine chordoma with factors influential in a nationwide multicenter retrospective study.
Methods:
This study included all patients diagnosed with cervical spine chordoma at 7 tertiary referral centers from January 1998 to March 2023, excluding those with clivus and thoracic spine chordomas extending into the cervical spine. Local recurrence (LR) was identified through follow-up magnetic resonance imaging, either as reappearance in completely resected tumors or regrowth in residual tumors. The study assessed LR and overall survival, analyzing factors influencing LR and death.
Results:
Forty-five patients with cervical spine chordoma had a mean age of 46.4 years. Over a median follow-up of 52 months, LR and distant metastasis were observed in 21 (46.7%) and 4 patients (8.9%), respectively, and 16 patients (36%) were confirmed dead. The 5-year and 10-year cumulative LR rates were 51.3% and 60%, respectively, while the 5-year and 10-year survival rates were 82% and 53%. Age was the only significant factor affecting mortality (hazard ratio, 1.04; 95% confidence interval, 1.04–1.07; p=0.015). Notably, the degree of resection and adjuvant therapy did not statistically significantly impact local tumor control and mortality.
Conclusion
This study, the largest multicenter retrospective analysis of cervical spine chordoma in Korea, identified age as the only factor significantly affecting patient survival.
8.The Clinical Outcomes of Cervical Spine Chordoma: A Nationwide Multicenter Retrospective Study
Hangeul PARK ; Yunhee CHOI ; Sungjoon LEE ; Sun-Ho LEE ; Eun-Sang KIM ; Sun Woo JANG ; Jin Hoon PARK ; Yunseong CHO ; Giwuk JANG ; Yoon HA ; Yun-Sik DHO ; Heon YOO ; Sung Uk LEE ; Seung-Ho SEO ; Ki-Jeong KIM ; Seil SOHN ; Chun Kee CHUNG
Neurospine 2024;21(3):942-953
Objective:
Chordoma, a rare malignant tumor originating from embryonal notochord remnants, exhibits high resistance to conventional treatments, making surgical resection imperative. However, the factors influencing prognosis specifically for cervical spine chordoma have not been clearly identified. We investigate the prognosis of cervical spine chordoma with factors influential in a nationwide multicenter retrospective study.
Methods:
This study included all patients diagnosed with cervical spine chordoma at 7 tertiary referral centers from January 1998 to March 2023, excluding those with clivus and thoracic spine chordomas extending into the cervical spine. Local recurrence (LR) was identified through follow-up magnetic resonance imaging, either as reappearance in completely resected tumors or regrowth in residual tumors. The study assessed LR and overall survival, analyzing factors influencing LR and death.
Results:
Forty-five patients with cervical spine chordoma had a mean age of 46.4 years. Over a median follow-up of 52 months, LR and distant metastasis were observed in 21 (46.7%) and 4 patients (8.9%), respectively, and 16 patients (36%) were confirmed dead. The 5-year and 10-year cumulative LR rates were 51.3% and 60%, respectively, while the 5-year and 10-year survival rates were 82% and 53%. Age was the only significant factor affecting mortality (hazard ratio, 1.04; 95% confidence interval, 1.04–1.07; p=0.015). Notably, the degree of resection and adjuvant therapy did not statistically significantly impact local tumor control and mortality.
Conclusion
This study, the largest multicenter retrospective analysis of cervical spine chordoma in Korea, identified age as the only factor significantly affecting patient survival.
9.The Clinical Outcomes of Cervical Spine Chordoma: A Nationwide Multicenter Retrospective Study
Hangeul PARK ; Yunhee CHOI ; Sungjoon LEE ; Sun-Ho LEE ; Eun-Sang KIM ; Sun Woo JANG ; Jin Hoon PARK ; Yunseong CHO ; Giwuk JANG ; Yoon HA ; Yun-Sik DHO ; Heon YOO ; Sung Uk LEE ; Seung-Ho SEO ; Ki-Jeong KIM ; Seil SOHN ; Chun Kee CHUNG
Neurospine 2024;21(3):942-953
Objective:
Chordoma, a rare malignant tumor originating from embryonal notochord remnants, exhibits high resistance to conventional treatments, making surgical resection imperative. However, the factors influencing prognosis specifically for cervical spine chordoma have not been clearly identified. We investigate the prognosis of cervical spine chordoma with factors influential in a nationwide multicenter retrospective study.
Methods:
This study included all patients diagnosed with cervical spine chordoma at 7 tertiary referral centers from January 1998 to March 2023, excluding those with clivus and thoracic spine chordomas extending into the cervical spine. Local recurrence (LR) was identified through follow-up magnetic resonance imaging, either as reappearance in completely resected tumors or regrowth in residual tumors. The study assessed LR and overall survival, analyzing factors influencing LR and death.
Results:
Forty-five patients with cervical spine chordoma had a mean age of 46.4 years. Over a median follow-up of 52 months, LR and distant metastasis were observed in 21 (46.7%) and 4 patients (8.9%), respectively, and 16 patients (36%) were confirmed dead. The 5-year and 10-year cumulative LR rates were 51.3% and 60%, respectively, while the 5-year and 10-year survival rates were 82% and 53%. Age was the only significant factor affecting mortality (hazard ratio, 1.04; 95% confidence interval, 1.04–1.07; p=0.015). Notably, the degree of resection and adjuvant therapy did not statistically significantly impact local tumor control and mortality.
Conclusion
This study, the largest multicenter retrospective analysis of cervical spine chordoma in Korea, identified age as the only factor significantly affecting patient survival.
10.Spatial and temporal trends in food security during the COVID-19 pandemic in Asia Pacific countries: India, Indonesia, Myanmar, and Vietnam
Yunhee KANG ; Indira PRIHARTONO ; Sanghyo KIM ; Subin KIM ; Soomin LEE ; Randall SPADONI ; John MCCORMACK ; Erica WETZLER
Nutrition Research and Practice 2024;18(1):149-164
BACKGROUND/OBJECTIVES:
The economic recession caused by the coronavirus disease 2019 pandemic disproportionately affected poor and vulnerable populations globally. Better uunderstanding of vulnerability to shocks in food supply and demand in the Asia Pacific region is needed.
SUBJECTS/METHODS:
Using secondary data from rapid assessment surveys during the pandemic response (n = 10,420 in mid-2020; n = 6,004 in mid-2021) in India, Indonesia, Myanmar, and Vietnam, this study examined the risk factors for reported income reduction or job loss in mid-2021 and the temporal trend in food security status (household food availability, and market availability and affordability of essential items) from mid-2020 to mid-2021.
RESULTS:
The proportion of job loss/reduced household income was highest in India (60.4%) and lowest in Indonesia (39.0%). Urban residence (odds ratio [OR] range, 2.20-4.11; countries with significant results only), female respondents (OR range, 1.40–1.69), engagement in daily waged labor (OR range, 1.54–1.68), and running a small trade/business (OR range, 1.66–2.71) were significantly associated with income reduction or job loss in three out of 4 countries (allP< 0.05). Food stock availability increased significantly in 2021 compared to 2020 in all four countries (OR range, 1.91–4.45) (all P < 0.05). Availability of all essential items at markets increased in India (OR range, 1.45–3.99) but decreased for basic foods, hygiene items, and medicine in Vietnam (OR range, 0.81–0.86) in 2021 compared to 2020 (all P < 0.05). In 2021, the affordability of all essential items significantly improved in India (OR range, 1.18–3.49) while the affordability of rent, health care, and loans deteriorated in Indonesia (OR range, 0.23–0.71) when compared to 2020 (all P < 0.05).
CONCLUSIONS
Long-term social protection programs need to be carefully designed and implemented to address food insecurity among vulnerable groups, considering each country’s market conditions, consumer food purchasing behaviors, and financial support capacity.

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