1.Evaluation of computed tomographic anatomy of the foot in Jeju horses
Taehyun KIM ; Seyoung LEE ; Jong-Pil SEO
Journal of Veterinary Science 2026;27(1):e7-
Objective:
The objective of this study was to establish reference ranges related to the feet of normal Jeju horses by measuring the angles and length of the hoof, and the Hounsfield Unit (HU) value of soft tissues in the foot.
Methods:
Sixteen normal Jeju horses (mean age: 4.25 years; mean body weight: 282.06 kg) without lameness were examined using CT. After CT scanning, the angles and lengths of the hoof, such as hoof width and dorsal hoof wall angle, and the HU values of the soft tissues, such as the deep digital flexor tendon, were measured.
Results:
We identified significant differences in the HU values of overall soft tissues between the forelimbs and hindlimbs, and between the medial and lateral parts (p < 0.05). Length measurements showed no differences between left and right limbs or between medial and lateral parts, but significant fore–hind differences were found in most parameters (p < 0.05).Angle measurements revealed significant differences between left and right limbs and between fore- and hindlimbs, with an additional medial–lateral difference in the left hindlimb (p < 0.05).
Conclusions
and Relevance: The CT-based reference values established in this study provide valuable breed-specific data that may support assessment of hoof conformation and interpretation of CT findings in Jeju horses.
2.Factors Affecting Life-Sustaining Treatment Decisions and Changes in Clinical Practice after Enforcement of the Life-Sustaining Treatment (LST) Decision Act: A Tertiary Hospital Experience in Korea
Yoon Jung JANG ; Yun Jung YANG ; Hoi Jung KOO ; Hye Won YOON ; Seongbeom UHM ; Sun Young KIM ; Jeong Eun KIM ; Jin Won HUH ; Tae Won KIM ; Seyoung SEO
Cancer Research and Treatment 2025;57(1):280-288
Purpose:
In Korea, the Act on Hospice and Palliative Care and Decisions on Life-Sustaining Treatment (LST) was implemented on February 4, 2018. We aimed to investigate relevant factors and clinical changes associated with LST decisions after law enforcement.
Materials and Methods:
This single-center retrospective study included patients who completed LST documents using legal forms at Asan Medical Center from February 5, 2018, to June 30, 2020.
Results:
5,896 patients completed LST documents, of which 2,704 (45.8%) signed the documents in person, while family members of 3,192 (54%) wrote the documents on behalf of the patients. Comparing first year and following year of implementation of the act, the self-documentation rate increased (43.9% to 47.2%, p=0.014). Moreover, the number of LST decisions made during or after intensive care unit admission decreased (37.8% vs. 35.2%, p=0.045), and the completion rate of LST documents during chemotherapy increased (6.6% vs. 8.9%, p=0.001). In multivariate analysis, age < 65 (odds ratio [OR], 1.724; 95% confidence interval [CI], 1.538 to 1.933; p < 0.001), unmarried status (OR, 1.309; 95% CI, 1.097 to 1.561; p=0.003), palliative care consultation (OR, 1.538; 95% CI, 1.340 to 1.765; p < 0.001), malignancy (OR, 1.864; 95% CI, 1.628 to 2.133; p < 0.001), and changes in timing on the first year versus following year (OR, 1.124; 95% CI, 1.003 to 1.260; p=0.045) were related to a higher self-documentation rate.
Conclusion
Age < 65 years, unmarried status, malignancy, and referral to a palliative care team were associated with patients making LST decisions themselves. Furthermore, the subject and timing of LST decisions have changed with the LST act.
3.Factors Affecting Life-Sustaining Treatment Decisions and Changes in Clinical Practice after Enforcement of the Life-Sustaining Treatment (LST) Decision Act: A Tertiary Hospital Experience in Korea
Yoon Jung JANG ; Yun Jung YANG ; Hoi Jung KOO ; Hye Won YOON ; Seongbeom UHM ; Sun Young KIM ; Jeong Eun KIM ; Jin Won HUH ; Tae Won KIM ; Seyoung SEO
Cancer Research and Treatment 2025;57(1):280-288
Purpose:
In Korea, the Act on Hospice and Palliative Care and Decisions on Life-Sustaining Treatment (LST) was implemented on February 4, 2018. We aimed to investigate relevant factors and clinical changes associated with LST decisions after law enforcement.
Materials and Methods:
This single-center retrospective study included patients who completed LST documents using legal forms at Asan Medical Center from February 5, 2018, to June 30, 2020.
Results:
5,896 patients completed LST documents, of which 2,704 (45.8%) signed the documents in person, while family members of 3,192 (54%) wrote the documents on behalf of the patients. Comparing first year and following year of implementation of the act, the self-documentation rate increased (43.9% to 47.2%, p=0.014). Moreover, the number of LST decisions made during or after intensive care unit admission decreased (37.8% vs. 35.2%, p=0.045), and the completion rate of LST documents during chemotherapy increased (6.6% vs. 8.9%, p=0.001). In multivariate analysis, age < 65 (odds ratio [OR], 1.724; 95% confidence interval [CI], 1.538 to 1.933; p < 0.001), unmarried status (OR, 1.309; 95% CI, 1.097 to 1.561; p=0.003), palliative care consultation (OR, 1.538; 95% CI, 1.340 to 1.765; p < 0.001), malignancy (OR, 1.864; 95% CI, 1.628 to 2.133; p < 0.001), and changes in timing on the first year versus following year (OR, 1.124; 95% CI, 1.003 to 1.260; p=0.045) were related to a higher self-documentation rate.
Conclusion
Age < 65 years, unmarried status, malignancy, and referral to a palliative care team were associated with patients making LST decisions themselves. Furthermore, the subject and timing of LST decisions have changed with the LST act.
4.Factors Affecting Life-Sustaining Treatment Decisions and Changes in Clinical Practice after Enforcement of the Life-Sustaining Treatment (LST) Decision Act: A Tertiary Hospital Experience in Korea
Yoon Jung JANG ; Yun Jung YANG ; Hoi Jung KOO ; Hye Won YOON ; Seongbeom UHM ; Sun Young KIM ; Jeong Eun KIM ; Jin Won HUH ; Tae Won KIM ; Seyoung SEO
Cancer Research and Treatment 2025;57(1):280-288
Purpose:
In Korea, the Act on Hospice and Palliative Care and Decisions on Life-Sustaining Treatment (LST) was implemented on February 4, 2018. We aimed to investigate relevant factors and clinical changes associated with LST decisions after law enforcement.
Materials and Methods:
This single-center retrospective study included patients who completed LST documents using legal forms at Asan Medical Center from February 5, 2018, to June 30, 2020.
Results:
5,896 patients completed LST documents, of which 2,704 (45.8%) signed the documents in person, while family members of 3,192 (54%) wrote the documents on behalf of the patients. Comparing first year and following year of implementation of the act, the self-documentation rate increased (43.9% to 47.2%, p=0.014). Moreover, the number of LST decisions made during or after intensive care unit admission decreased (37.8% vs. 35.2%, p=0.045), and the completion rate of LST documents during chemotherapy increased (6.6% vs. 8.9%, p=0.001). In multivariate analysis, age < 65 (odds ratio [OR], 1.724; 95% confidence interval [CI], 1.538 to 1.933; p < 0.001), unmarried status (OR, 1.309; 95% CI, 1.097 to 1.561; p=0.003), palliative care consultation (OR, 1.538; 95% CI, 1.340 to 1.765; p < 0.001), malignancy (OR, 1.864; 95% CI, 1.628 to 2.133; p < 0.001), and changes in timing on the first year versus following year (OR, 1.124; 95% CI, 1.003 to 1.260; p=0.045) were related to a higher self-documentation rate.
Conclusion
Age < 65 years, unmarried status, malignancy, and referral to a palliative care team were associated with patients making LST decisions themselves. Furthermore, the subject and timing of LST decisions have changed with the LST act.
5.Brain–computer interface in critical care and rehabilitation
Eunseo OH ; Seyoung SHIN ; Sung-Phil KIM
Acute and Critical Care 2024;39(1):24-33
This comprehensive review explores the broad landscape of brain–computer interface (BCI) technology and its potential use in intensive care units (ICUs), particularly for patients with motor impairments such as quadriplegia or severe brain injury. By employing brain signals from various sensing techniques, BCIs offer enhanced communication and motor rehabilitation strategies for patients. This review underscores the concept and efficacy of noninvasive, electroencephalogram-based BCIs in facilitating both communicative interactions and motor function recovery. Additionally, it highlights the current research gap in intuitive “stop” mechanisms within motor rehabilitation protocols, emphasizing the need for advancements that prioritize patient safety and individualized responsiveness. Furthermore, it advocates for more focused research that considers the unique requirements of ICU environments to address the challenges arising from patient variability, fatigue, and limited applicability of current BCI systems outside of experimental settings.
6.Brain–computer interface in critical care and rehabilitation
Eunseo OH ; Seyoung SHIN ; Sung-Phil KIM
Acute and Critical Care 2024;39(1):24-33
This comprehensive review explores the broad landscape of brain–computer interface (BCI) technology and its potential use in intensive care units (ICUs), particularly for patients with motor impairments such as quadriplegia or severe brain injury. By employing brain signals from various sensing techniques, BCIs offer enhanced communication and motor rehabilitation strategies for patients. This review underscores the concept and efficacy of noninvasive, electroencephalogram-based BCIs in facilitating both communicative interactions and motor function recovery. Additionally, it highlights the current research gap in intuitive “stop” mechanisms within motor rehabilitation protocols, emphasizing the need for advancements that prioritize patient safety and individualized responsiveness. Furthermore, it advocates for more focused research that considers the unique requirements of ICU environments to address the challenges arising from patient variability, fatigue, and limited applicability of current BCI systems outside of experimental settings.
7.Brain–computer interface in critical care and rehabilitation
Eunseo OH ; Seyoung SHIN ; Sung-Phil KIM
Acute and Critical Care 2024;39(1):24-33
This comprehensive review explores the broad landscape of brain–computer interface (BCI) technology and its potential use in intensive care units (ICUs), particularly for patients with motor impairments such as quadriplegia or severe brain injury. By employing brain signals from various sensing techniques, BCIs offer enhanced communication and motor rehabilitation strategies for patients. This review underscores the concept and efficacy of noninvasive, electroencephalogram-based BCIs in facilitating both communicative interactions and motor function recovery. Additionally, it highlights the current research gap in intuitive “stop” mechanisms within motor rehabilitation protocols, emphasizing the need for advancements that prioritize patient safety and individualized responsiveness. Furthermore, it advocates for more focused research that considers the unique requirements of ICU environments to address the challenges arising from patient variability, fatigue, and limited applicability of current BCI systems outside of experimental settings.
8.Brain–computer interface in critical care and rehabilitation
Eunseo OH ; Seyoung SHIN ; Sung-Phil KIM
Acute and Critical Care 2024;39(1):24-33
This comprehensive review explores the broad landscape of brain–computer interface (BCI) technology and its potential use in intensive care units (ICUs), particularly for patients with motor impairments such as quadriplegia or severe brain injury. By employing brain signals from various sensing techniques, BCIs offer enhanced communication and motor rehabilitation strategies for patients. This review underscores the concept and efficacy of noninvasive, electroencephalogram-based BCIs in facilitating both communicative interactions and motor function recovery. Additionally, it highlights the current research gap in intuitive “stop” mechanisms within motor rehabilitation protocols, emphasizing the need for advancements that prioritize patient safety and individualized responsiveness. Furthermore, it advocates for more focused research that considers the unique requirements of ICU environments to address the challenges arising from patient variability, fatigue, and limited applicability of current BCI systems outside of experimental settings.
9.The Effect of Group Education Reflecting Unmet Needs on Knowledge of Chemotherapy for Patients and Their Families Undergoing Chemotherapy: A One Group Pre-Post Design
Seyoung LEE ; Hoyoung KIM ; Nayeon KIM ; Misun YI ; Ayoung LEE ; Seonmi CHO ; Minsun NAM ; Juhee CHO
Asian Oncology Nursing 2024;24(1):42-51
Purpose:
The purpose of this study is to determine the effect of group education reflecting unmet needs led by Nurse Practitioners (NPs) on essential knowledge regarding chemotherapy for cancer patients and their families undergoing chemotherapy.
Methods:
Conducted at a tertiary general hospital in Seoul from December 30, 2020, to April 30, 2022, this study, which is based on a one group pre-post design, involved 104 cancer patients and their families. It assessed differences in knowledge regarding chemotherapy and satisfaction levels by means of participation through video-based group education led by NPs. The data were analyzed with SAS version 9.4 using paired t-tests and multiple logistic regression analysis.
Results:
The average score of knowledge regarding chemotherapy increased from 80.0 to 89.8 (p<.001). In multivariable logistic regression analysis, being less than 50 years old (adjusted Odds Ratio [aOR]=13.56, 95% Confidence Interval [CI]: 1.76~10.20) and having a college degree or higher (aOR=3.99, 95% CI: 1.15~13.82) were associated with an increase in knowledge regarding chemotherapy. Satisfaction with participation in the group education program was also reported to be high.
Conclusion
This study aimed to develop and implement a group education program for cancer patients and their families undergoing chemotherapy, assess changes in knowledge levels, and investigate satisfaction with the program. As a result of the study, the average score of patients who received the group education program increased; thus, it is an effective method for improving the degree of knowledge about the daily life of cancer patients and the management of side effects.
10.Impact of Patient Sex on Adverse Events and Unscheduled Utilization of Medical Services in Cancer Patients Undergoing Adjuvant Chemotherapy: A Multicenter Retrospective Cohort Study
Songji CHOI ; Seyoung SEO ; Ju Hyun LEE ; Koung Jin SUH ; Ji-Won KIM ; Jin Won KIM ; Se Hyun KIM ; Yu Jung KIM ; Keun-Wook LEE ; Jwa Hoon KIM ; Tae Won KIM ; Yong Sang HONG ; Sun Young KIM ; Jeong Eun KIM ; Sang-We KIM ; Dae Ho LEE ; Jae Cheol LEE ; Chang-Min CHOI ; Shinkyo YOON ; Su-Jin KOH ; Young Joo MIN ; Yongchel AHN ; Hwa Jung KIM ; Jin Ho BAEK ; Sook Ryun PARK ; Jee Hyun KIM
Cancer Research and Treatment 2024;56(2):404-413
Purpose:
The female sex is reported to have a higher risk of adverse events (AEs) from cytotoxic chemotherapy. Few studies examined the sex differences in AEs and their impact on the use of medical services during adjuvant chemotherapy. This sub-study aimed to compare the incidence of any grade and grade ≥ 3 AEs, healthcare utilization, chemotherapy completion rate, and dose intensity according to sex.
Materials and Methods:
This is a sub-study of a multicenter cohort conducted in Korea that evaluated the impact of healthcare reimbursement on AE evaluation in patients who received adjuvant chemotherapy between September 2013 and December 2016 at four hospitals in Korea.
Results:
A total of 1,170 patients with colorectal, gastric, or non–small cell lung cancer were included in the study. Female patients were younger, had fewer comorbidities, and experienced less postoperative weight loss of > 10%. Females had significantly higher rates of any grade AEs including nausea, abdominal pain, stomatitis, vomiting, and neutropenia, and experienced more grade ≥ 3 neutropenia, nausea, and vomiting. The dose intensity of chemotherapy was significantly lower in females, and they also experienced more frequent dose reduction after the first cycle. Moreover, female patients receiving platinum-containing regimens had significantly higher rates of unscheduled outpatient visits.
Conclusion
Our study found that females experienced a higher incidence of multiple any-grade AEs and severe neutropenia, nausea, and vomiting, across various cancer types, leading to more frequent dose reductions. Physicians should be aware of sex differences in AEs for chemotherapy decisions.

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