1.Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(14):e45-
Background:
Serum calcium and magnesium levels are a key factor of the coagulation cascade and may potentially contribute to the pathophysiology of intracerebral hemorrhage (ICH) expansion. The aim of this study was to attain and sustain target levels of serum calcium and magnesium for three days following admission.
Methods:
A single-blind, prospective, multicenter randomized study was conducted from 2019 to 2022 years, enrolling acute ICH patients aged 18–80 years, with radiological diagnosis and without surgical intervention. Participants were randomly assigned in a 1:1 ratio to either the study group or the control group. In the study group, the target serum levels of calcium (9–10.2 mg/dL) and magnesium (2–3 mg/dL) were actively achieved and maintained for a duration of 3 days following admission. The primary outcome was the expansion of ICH volume within the first 3 days between the study group and the control groups.
Results:
After implementing inclusion/exclusion criteria, 105 of 354 patients remained in the study. There were no significant differences in ICH volume on hospital days 2 and 3 between the groups. Admission factors including Glasgow coma scale score, hemoglobin level, ICH volume, and spot sign showed significant correlations in multivariate analysis. On the third day of hospitalization, admission serum magnesium levels showed a significant correlation with ICH expansion, whereas calcium levels did not.
Conclusion
Admission serum magnesium levels were found to correlate with hematoma expansion in patients with acute ICH. While magnesium itself may not be a direct therapeutic target, it could serve as a valuable indicator for identifying potential therapeutic strategies aimed at preventing ICH volume increase.
2.Erratum: Correction of Funding Information in the Article “Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility”
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(17):e157-
3.Assessing and Charting the Future Path : Addressing the Decline of Brain Tumor Specialists in Korea - Insights from the Korean Brain Tumor Society (KBTS) Future Strategy Committee of 2023
Joonho BYUN ; Kyeong-O GO ; Kyung-Min KIM ; Dong-Won SHIN ; Jihwan YOO ; Yeo Song KIM ; Sae Min KWON ; Young Zoon KIM ; Seon-Hwan KIM
Journal of Korean Neurosurgical Society 2025;68(1):97-104
Objective:
: Although Republic of Korea is an advanced country in medical technology with a successful treatment rate for serious diseases, such as cancer, and has improved technology for highly difficult surgery, many excellent medical doctors and physicians are struggling due to the recent unreasonable medical environment. Specialization in brain tumor surgery also faces challenges in Republic of Korea, including low financial incentives, legal threats, and limited career prospects. In response, the Korean Brain Tumor Society (KBTS) formed the Future Strategy Committee to assess these obstacles and propose solutions.
Methods:
: A survey was conducted among the KBTS members to understand their perceptions and concerns across different career stages.
Results:
: The findings revealed a decline in interest among chief residents in brain tumor surgery, owing to limited job opportunities and income prospects. Neurosurgical fellows expressed neutral satisfaction but highlighted challenges, such as low patient numbers and income. Faculty members with varying levels of experience echoed similar concerns, emphasizing the need for improved financial incentives and job stability. Despite these challenges, the respondents expressed dedication to the field and suggested strategies for improvement.
Conclusion
: The KBTS outlines a vision that focuses on practical excellence, comprehensive research, professional education, responsibilities, and member satisfaction. Addressing these challenges requires collaborative efforts among healthcare institutions, professional societies, and policymakers to support brain tumor specialists and enhance patient care.
4.Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(14):e45-
Background:
Serum calcium and magnesium levels are a key factor of the coagulation cascade and may potentially contribute to the pathophysiology of intracerebral hemorrhage (ICH) expansion. The aim of this study was to attain and sustain target levels of serum calcium and magnesium for three days following admission.
Methods:
A single-blind, prospective, multicenter randomized study was conducted from 2019 to 2022 years, enrolling acute ICH patients aged 18–80 years, with radiological diagnosis and without surgical intervention. Participants were randomly assigned in a 1:1 ratio to either the study group or the control group. In the study group, the target serum levels of calcium (9–10.2 mg/dL) and magnesium (2–3 mg/dL) were actively achieved and maintained for a duration of 3 days following admission. The primary outcome was the expansion of ICH volume within the first 3 days between the study group and the control groups.
Results:
After implementing inclusion/exclusion criteria, 105 of 354 patients remained in the study. There were no significant differences in ICH volume on hospital days 2 and 3 between the groups. Admission factors including Glasgow coma scale score, hemoglobin level, ICH volume, and spot sign showed significant correlations in multivariate analysis. On the third day of hospitalization, admission serum magnesium levels showed a significant correlation with ICH expansion, whereas calcium levels did not.
Conclusion
Admission serum magnesium levels were found to correlate with hematoma expansion in patients with acute ICH. While magnesium itself may not be a direct therapeutic target, it could serve as a valuable indicator for identifying potential therapeutic strategies aimed at preventing ICH volume increase.
5.Erratum: Correction of Funding Information in the Article “Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility”
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(17):e157-
6.Assessing and Charting the Future Path : Addressing the Decline of Brain Tumor Specialists in Korea - Insights from the Korean Brain Tumor Society (KBTS) Future Strategy Committee of 2023
Joonho BYUN ; Kyeong-O GO ; Kyung-Min KIM ; Dong-Won SHIN ; Jihwan YOO ; Yeo Song KIM ; Sae Min KWON ; Young Zoon KIM ; Seon-Hwan KIM
Journal of Korean Neurosurgical Society 2025;68(1):97-104
Objective:
: Although Republic of Korea is an advanced country in medical technology with a successful treatment rate for serious diseases, such as cancer, and has improved technology for highly difficult surgery, many excellent medical doctors and physicians are struggling due to the recent unreasonable medical environment. Specialization in brain tumor surgery also faces challenges in Republic of Korea, including low financial incentives, legal threats, and limited career prospects. In response, the Korean Brain Tumor Society (KBTS) formed the Future Strategy Committee to assess these obstacles and propose solutions.
Methods:
: A survey was conducted among the KBTS members to understand their perceptions and concerns across different career stages.
Results:
: The findings revealed a decline in interest among chief residents in brain tumor surgery, owing to limited job opportunities and income prospects. Neurosurgical fellows expressed neutral satisfaction but highlighted challenges, such as low patient numbers and income. Faculty members with varying levels of experience echoed similar concerns, emphasizing the need for improved financial incentives and job stability. Despite these challenges, the respondents expressed dedication to the field and suggested strategies for improvement.
Conclusion
: The KBTS outlines a vision that focuses on practical excellence, comprehensive research, professional education, responsibilities, and member satisfaction. Addressing these challenges requires collaborative efforts among healthcare institutions, professional societies, and policymakers to support brain tumor specialists and enhance patient care.
7.Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(14):e45-
Background:
Serum calcium and magnesium levels are a key factor of the coagulation cascade and may potentially contribute to the pathophysiology of intracerebral hemorrhage (ICH) expansion. The aim of this study was to attain and sustain target levels of serum calcium and magnesium for three days following admission.
Methods:
A single-blind, prospective, multicenter randomized study was conducted from 2019 to 2022 years, enrolling acute ICH patients aged 18–80 years, with radiological diagnosis and without surgical intervention. Participants were randomly assigned in a 1:1 ratio to either the study group or the control group. In the study group, the target serum levels of calcium (9–10.2 mg/dL) and magnesium (2–3 mg/dL) were actively achieved and maintained for a duration of 3 days following admission. The primary outcome was the expansion of ICH volume within the first 3 days between the study group and the control groups.
Results:
After implementing inclusion/exclusion criteria, 105 of 354 patients remained in the study. There were no significant differences in ICH volume on hospital days 2 and 3 between the groups. Admission factors including Glasgow coma scale score, hemoglobin level, ICH volume, and spot sign showed significant correlations in multivariate analysis. On the third day of hospitalization, admission serum magnesium levels showed a significant correlation with ICH expansion, whereas calcium levels did not.
Conclusion
Admission serum magnesium levels were found to correlate with hematoma expansion in patients with acute ICH. While magnesium itself may not be a direct therapeutic target, it could serve as a valuable indicator for identifying potential therapeutic strategies aimed at preventing ICH volume increase.
8.Erratum: Correction of Funding Information in the Article “Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility”
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(17):e157-
9.Assessing and Charting the Future Path : Addressing the Decline of Brain Tumor Specialists in Korea - Insights from the Korean Brain Tumor Society (KBTS) Future Strategy Committee of 2023
Joonho BYUN ; Kyeong-O GO ; Kyung-Min KIM ; Dong-Won SHIN ; Jihwan YOO ; Yeo Song KIM ; Sae Min KWON ; Young Zoon KIM ; Seon-Hwan KIM
Journal of Korean Neurosurgical Society 2025;68(1):97-104
Objective:
: Although Republic of Korea is an advanced country in medical technology with a successful treatment rate for serious diseases, such as cancer, and has improved technology for highly difficult surgery, many excellent medical doctors and physicians are struggling due to the recent unreasonable medical environment. Specialization in brain tumor surgery also faces challenges in Republic of Korea, including low financial incentives, legal threats, and limited career prospects. In response, the Korean Brain Tumor Society (KBTS) formed the Future Strategy Committee to assess these obstacles and propose solutions.
Methods:
: A survey was conducted among the KBTS members to understand their perceptions and concerns across different career stages.
Results:
: The findings revealed a decline in interest among chief residents in brain tumor surgery, owing to limited job opportunities and income prospects. Neurosurgical fellows expressed neutral satisfaction but highlighted challenges, such as low patient numbers and income. Faculty members with varying levels of experience echoed similar concerns, emphasizing the need for improved financial incentives and job stability. Despite these challenges, the respondents expressed dedication to the field and suggested strategies for improvement.
Conclusion
: The KBTS outlines a vision that focuses on practical excellence, comprehensive research, professional education, responsibilities, and member satisfaction. Addressing these challenges requires collaborative efforts among healthcare institutions, professional societies, and policymakers to support brain tumor specialists and enhance patient care.
10.Administration of Calcium and Magnesium in Acute Intracerebral Hemorrhage Patients: Assessing Safety and Feasibility
Moinay KIM ; Wonhyoung PARK ; Jun Ha HWANG ; Jae Hyun KIM ; Yeongu CHUNG ; Si Un LEE ; Joonho BYUN ; Jung Cheol PARK ; Jae Sung AHN ; Seungjoo LEE
Journal of Korean Medical Science 2025;40(14):e45-
Background:
Serum calcium and magnesium levels are a key factor of the coagulation cascade and may potentially contribute to the pathophysiology of intracerebral hemorrhage (ICH) expansion. The aim of this study was to attain and sustain target levels of serum calcium and magnesium for three days following admission.
Methods:
A single-blind, prospective, multicenter randomized study was conducted from 2019 to 2022 years, enrolling acute ICH patients aged 18–80 years, with radiological diagnosis and without surgical intervention. Participants were randomly assigned in a 1:1 ratio to either the study group or the control group. In the study group, the target serum levels of calcium (9–10.2 mg/dL) and magnesium (2–3 mg/dL) were actively achieved and maintained for a duration of 3 days following admission. The primary outcome was the expansion of ICH volume within the first 3 days between the study group and the control groups.
Results:
After implementing inclusion/exclusion criteria, 105 of 354 patients remained in the study. There were no significant differences in ICH volume on hospital days 2 and 3 between the groups. Admission factors including Glasgow coma scale score, hemoglobin level, ICH volume, and spot sign showed significant correlations in multivariate analysis. On the third day of hospitalization, admission serum magnesium levels showed a significant correlation with ICH expansion, whereas calcium levels did not.
Conclusion
Admission serum magnesium levels were found to correlate with hematoma expansion in patients with acute ICH. While magnesium itself may not be a direct therapeutic target, it could serve as a valuable indicator for identifying potential therapeutic strategies aimed at preventing ICH volume increase.

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