1.Comparing the safety and efficacy of remimazolam-based total intravenous anesthesia versus volatile agent-based anesthesia: a meta-analysis of randomized controlled trials
Ji-In PARK ; Hyo-Seok NA ; Keum-O LEE ; Jung-Hee RYU ; Hyun-Jung SHIN
Korean Journal of Anesthesiology 2025;78(1):48-60
Background:
Remimazolam is a novel short-acting benzodiazepine that has recently been used for general anesthesia. This study compared the safety and efficacy of remimazolam-based total intravenous anesthesia (TIVA) and volatile agent-based anesthesia in adults undergoing general anesthesia.
Methods:
We searched electronic databases including PubMed, Embase, CENTRAL, and Scopus for relevant studies. The primary outcome was the proportion of patients who experienced hypotension during surgery. Secondary outcomes included incidence of bradycardia, extubation time, duration in the post-anesthesia care unit hospital stay, and incidence of postoperative nausea and/or vomiting (PONV). We estimated the relative risk (RR) and mean difference with 95% CIs using a random-effects model.
Results:
A total of 969 patients from 12 randomized controlled trials were included. The incidence of hypotension was 14% and 34% in the remimazolam and volatile agent groups, respectively. Remimazolam significantly lowered the incidence of hypotension (RR: 0.43, 95% CI [0.29–0.63], P = 0.0000, I2 = 26%). The remimazolam group had a PONV incidence of 13%, compared to 28% in the volatile agent group, indicating a significant difference (RR: 0.51, 95% CI [0.37–0.72], P = 0.0001, I2 = 15%). No significant differences were observed in the other outcomes.
Conclusions
Remimazolam-based TIVA demonstrated favorable hemodynamic effects, with a lower incidence of hypotension and similar bradycardia rates, compared to volatile agent-based anesthesia. Furthermore, the reduction in PONV supports the use of remimazolam-based TIVA as a valuable method for general anesthesia.
2.Comparing the safety and efficacy of remimazolam-based total intravenous anesthesia versus volatile agent-based anesthesia: a meta-analysis of randomized controlled trials
Ji-In PARK ; Hyo-Seok NA ; Keum-O LEE ; Jung-Hee RYU ; Hyun-Jung SHIN
Korean Journal of Anesthesiology 2025;78(1):48-60
Background:
Remimazolam is a novel short-acting benzodiazepine that has recently been used for general anesthesia. This study compared the safety and efficacy of remimazolam-based total intravenous anesthesia (TIVA) and volatile agent-based anesthesia in adults undergoing general anesthesia.
Methods:
We searched electronic databases including PubMed, Embase, CENTRAL, and Scopus for relevant studies. The primary outcome was the proportion of patients who experienced hypotension during surgery. Secondary outcomes included incidence of bradycardia, extubation time, duration in the post-anesthesia care unit hospital stay, and incidence of postoperative nausea and/or vomiting (PONV). We estimated the relative risk (RR) and mean difference with 95% CIs using a random-effects model.
Results:
A total of 969 patients from 12 randomized controlled trials were included. The incidence of hypotension was 14% and 34% in the remimazolam and volatile agent groups, respectively. Remimazolam significantly lowered the incidence of hypotension (RR: 0.43, 95% CI [0.29–0.63], P = 0.0000, I2 = 26%). The remimazolam group had a PONV incidence of 13%, compared to 28% in the volatile agent group, indicating a significant difference (RR: 0.51, 95% CI [0.37–0.72], P = 0.0001, I2 = 15%). No significant differences were observed in the other outcomes.
Conclusions
Remimazolam-based TIVA demonstrated favorable hemodynamic effects, with a lower incidence of hypotension and similar bradycardia rates, compared to volatile agent-based anesthesia. Furthermore, the reduction in PONV supports the use of remimazolam-based TIVA as a valuable method for general anesthesia.
3.Comparing the safety and efficacy of remimazolam-based total intravenous anesthesia versus volatile agent-based anesthesia: a meta-analysis of randomized controlled trials
Ji-In PARK ; Hyo-Seok NA ; Keum-O LEE ; Jung-Hee RYU ; Hyun-Jung SHIN
Korean Journal of Anesthesiology 2025;78(1):48-60
Background:
Remimazolam is a novel short-acting benzodiazepine that has recently been used for general anesthesia. This study compared the safety and efficacy of remimazolam-based total intravenous anesthesia (TIVA) and volatile agent-based anesthesia in adults undergoing general anesthesia.
Methods:
We searched electronic databases including PubMed, Embase, CENTRAL, and Scopus for relevant studies. The primary outcome was the proportion of patients who experienced hypotension during surgery. Secondary outcomes included incidence of bradycardia, extubation time, duration in the post-anesthesia care unit hospital stay, and incidence of postoperative nausea and/or vomiting (PONV). We estimated the relative risk (RR) and mean difference with 95% CIs using a random-effects model.
Results:
A total of 969 patients from 12 randomized controlled trials were included. The incidence of hypotension was 14% and 34% in the remimazolam and volatile agent groups, respectively. Remimazolam significantly lowered the incidence of hypotension (RR: 0.43, 95% CI [0.29–0.63], P = 0.0000, I2 = 26%). The remimazolam group had a PONV incidence of 13%, compared to 28% in the volatile agent group, indicating a significant difference (RR: 0.51, 95% CI [0.37–0.72], P = 0.0001, I2 = 15%). No significant differences were observed in the other outcomes.
Conclusions
Remimazolam-based TIVA demonstrated favorable hemodynamic effects, with a lower incidence of hypotension and similar bradycardia rates, compared to volatile agent-based anesthesia. Furthermore, the reduction in PONV supports the use of remimazolam-based TIVA as a valuable method for general anesthesia.
4.Comparing the safety and efficacy of remimazolam-based total intravenous anesthesia versus volatile agent-based anesthesia: a meta-analysis of randomized controlled trials
Ji-In PARK ; Hyo-Seok NA ; Keum-O LEE ; Jung-Hee RYU ; Hyun-Jung SHIN
Korean Journal of Anesthesiology 2025;78(1):48-60
Background:
Remimazolam is a novel short-acting benzodiazepine that has recently been used for general anesthesia. This study compared the safety and efficacy of remimazolam-based total intravenous anesthesia (TIVA) and volatile agent-based anesthesia in adults undergoing general anesthesia.
Methods:
We searched electronic databases including PubMed, Embase, CENTRAL, and Scopus for relevant studies. The primary outcome was the proportion of patients who experienced hypotension during surgery. Secondary outcomes included incidence of bradycardia, extubation time, duration in the post-anesthesia care unit hospital stay, and incidence of postoperative nausea and/or vomiting (PONV). We estimated the relative risk (RR) and mean difference with 95% CIs using a random-effects model.
Results:
A total of 969 patients from 12 randomized controlled trials were included. The incidence of hypotension was 14% and 34% in the remimazolam and volatile agent groups, respectively. Remimazolam significantly lowered the incidence of hypotension (RR: 0.43, 95% CI [0.29–0.63], P = 0.0000, I2 = 26%). The remimazolam group had a PONV incidence of 13%, compared to 28% in the volatile agent group, indicating a significant difference (RR: 0.51, 95% CI [0.37–0.72], P = 0.0001, I2 = 15%). No significant differences were observed in the other outcomes.
Conclusions
Remimazolam-based TIVA demonstrated favorable hemodynamic effects, with a lower incidence of hypotension and similar bradycardia rates, compared to volatile agent-based anesthesia. Furthermore, the reduction in PONV supports the use of remimazolam-based TIVA as a valuable method for general anesthesia.
5.A rare case of childhood-onset systemic lupus erythematosus associated end-stage renal disease with cerebral abscess and hemorrhage
Jee Hyun KIM ; Jae Il SHIN ; Ji Hong KIM ; Keum Hwa LEE
Childhood Kidney Diseases 2024;28(1):44-50
Systemic lupus erythematosus (SLE) is a chronic autoimmune inflammatory disease that affects multiple organs. More than half of the patients with SLE have kidney involvement, and up to 10% of patients with lupus nephritis develop end-stage renal disease (ESRD). Central nervous system (CNS) involvement in SLE occurs in 21% to 95% of patients. Severe neurological manifestations such as seizures, cerebrovascular disease, meningitis, and cerebrovascular accidents can develop in childhood-onset SLE, but cerebral infections, such as brain abscess and hemorrhage, are seldom reported in lupus nephritis, even in adults. Here, we report a rare case of childhood-onset SLE with ESRD, a cerebral abscess, and hemorrhage. A 9-year-old girl diagnosed with lupus nephritis was administered high-dose steroids and immunosuppressant therapy to treat acute kidney injury (AKI) and massive proteinuria. The AKI deteriorated, and after 3 months, she developed ESRD. She received hemodialysis three times a week along with daily peritoneal dialysis to control edema. She developed seizures, and imaging showed a brain abscess. This was complicated by spontaneous cerebral hemorrhage, and she became unstable. She died shortly after the hemorrhage was discovered. In conclusion, CNS complications should always be considered in clinical practice because they increase mortality, especially in those with risk factors for infection.
6.Survey on the demand for an information and communication technology-based oral functional rehabilitation exercise system for older adults
Yong-Keum CHOI ; Ji-Hye YUN ; Eun-Gyeong CHA ; Hyun LEE ; Hyang-Ah PARK
Journal of Korean Academy of Oral Health 2024;48(3):142-150
Objectives:
With the rapid aging of the Korean population, interest in oral health is increasing among older adults. However, information and communication technology (ICT)-based programs for oral function rehabilitation exercises (OFRE), that are closely related to the systemic and cognitive health of older adults, are limited. Therefore, this study aimed to determine the applicability of ICT-based OFRE programs by identifying the demand from elder-care facility workers, who are the main providers, and to establish a basic plan for system development.
Methods:
This study was conducted using a Google Form questionnaire for approximately one month in September 2022 for workers at a day-and-night care center in Korea. Frequency analysis and chi-square tests were performed to identify the oral-health perceptions of center workers, and logistic regression analysis was performed to identify the need for ICT-based OFRE programs.
Results:
First, in patients undergoing oral function-related activities at the center, the need for OFRE was high, especially for mastication exercises (P<0.05). Second, participants with experience in using ICT-based rehabilitation programs were more positive about the usefulness of the new programs (P<0.001). Third, ease of use and simplicity of the program content were highly desirable, and group delivery was preferred.
Conclusions
This study confirmed the usefulness of ICT-based OFRE programs in facilities for older adults. The study findings are expected to be a basis for further development.
7.Sinapic Acid Attenuates the Neuroinflammatory Response by Targeting AKT and MAPK in LPS-Activated Microglial Models
Tianqi HUANG ; Dong ZHAO ; Sangbin LEE ; Gyochang KEUM ; Hyun Ok YANG
Biomolecules & Therapeutics 2023;31(3):276-284
Sinapic acid (SA) is a phenolic acid that is widely distributed in fruits and vegetables, which has various bioactivities, such as antidiabetic, anticancer and anti-inflammatory functions. Over-activated microglial is involved in the development progress of neurodegenerative diseases, such as Parkinson’s disease and Alzheimer’s disease. The objective of this study was to investigate the effect of SA in microglia neuroinflammation models. Our results demonstrated that SA inhibited secretion of the nitric oxide (NO) and interleukin (IL)-6, reduced the expression of inducible nitric oxide synthase (iNOS) and enhanced the release of IL-10 in a dose-dependent manner. Besides, our further investigation revealed that SA attenuated the phosphorylation of AKT and MAPK cascades in LPS-induced microglia. Consistently, oral administration of SA in mouse regulated the production of inflammationrelated cytokines and also suppressed the phosphorylation of MAPK cascades and AKT in the mouse cerebral cortex. These results suggested that SA may be a possible therapy candidate for anti-inflammatory activity by targeting the AKT/MAPK signaling pathway.
8.Response to Neoadjuvant Therapy and Prognosis in Patients with Resectable Pancreatic Cancer: A Propensity Score Matching Analysis
Min Sung YOON ; Hee Seung LEE ; Chang Moo KANG ; Woo Jung LEE ; Jiyoung KEUM ; Min Je SUNG ; Seungseob KIM ; Mi‑Suk PARK ; Jung Hyun JO ; Moon Jae CHUNG ; Jeong Youp PARK ; Seung Woo PARK ; Si Young SONG ; Ho Kyoung HWANG ; Seungmin BANG
Gut and Liver 2022;16(1):118-128
Background/Aims:
Controversy regarding the effectiveness of neoadjuvant therapy for resectable pancreatic ductal adenocarcinoma (PDAC) still exists. Here, we aimed to identify the potential benefits of neoadjuvant therapy followed by surgery for resectable PDAC.
Methods:
We reviewed radiologically resectable PDAC patients who received resection with curative intent at a tertiary hospital in South Korea between January 2012 and August 2019. A total of 202 patients underwent curative resection for resectable PDAC: 167 underwent surgical resection first during this period, and 35 received neoadjuvant chemotherapy/chemoradiation therapy followed by surgery. Resectable PDAC patients were subdivided, and 1:3 propensity score matching (PSM) was performed to reduce selection bias.
Results:
Compared with the group that received surgery first, the group that received neoadjuvant treatment followed by surgery had significantly smaller tumors (22.0 mm vs 27.0 mm, p=0.004), a smaller proportion of patients with postoperative pathologic T stage (p=0.026), a smaller proportion of patients with lymphovascular invasion (20.0% vs 40.7%, p=0.022), and a larger proportion of patients with negative resection margins (74.3% vs 51.5%, p=0.049). After PSM, the group that received neoadjuvant therapy had a significantly longer progression-free survival than those in the group that underwent surgery first (29.6 months vs 15.1 months, p=0.002). Overall survival was not significantly different between the two groups after PSM analysis.
Conclusions
We observed significantly better surgical outcomes and progression-free survival with the addition of neoadjuvant therapy to the management of resectable PDAC. However, despite PSM, there was still selection bias due to the use of different regimens between the groups receiving surgery first and neoadjuvant therapy. Large homogeneous samples are needed in the future prospective studies.
9.Intellectual Functioning of Pediatric Patients with Chronic Kidney Disease:Results from the KNOW-Ped CKD
Na Ri KANG ; Yo Han AHN ; Eujin PARK ; Keum Hwa LEE ; Hee Sun BAEK ; Seong Heon KIM ; Heeyeon CHO ; Min Hyun CHO ; Jae Il SHIN ; Joo Hoon LEE ; Hae Il CHEONG ; Hee Gyung KANG ; Young Seo PARK ; Il-Soo HA ; Duk-Soo MOON ; Kyoung Hee HAN
Journal of Korean Medical Science 2021;36(20):e138-
Background:
Chronic kidney disease (CKD) has a negative impact on growth and development in children and is a risk factor for neurocognitive impairment; however, there is limited research on the cognitive function of children and adolescents with CKD. This study therefore aimed to investigate the mean intelligence and risk factors for low intelligence in children and adolescents with CKD.
Methods:
Eighty-one patients with CKD under 18 years old were included in the KoreaN cohort study for Outcomes in patients With Pediatric Chronic Kidney Disease (KNOW-Ped CKD). Participants completed either the Wechsler Intelligence Scale for Children (6–16 years), or Wechsler Adult Intelligence Scale (> 16 years).
Results:
The mean full-scale intelligence quotient (IQ) was 91 ± 19; 24.7% of participants scored a full-scale IQ below 80. Participants with a short stature (height Z scores < −1.88), failure to thrive (weight Z scores < −1.65), more severe CKD stage (≥ IIIb), longer duration of CKD (≥ 5 years), and those who were Medicare or Medicaid beneficiaries, had significantly lower mean full-scale IQs.
Conclusion
On linear regression analysis, the association between the full-scale IQ, and longer duration of CKD and growth failure, remained significant after controlling for demographic and clinical variables. It is therefore necessary to investigate cognitive impairment in pediatric patients with CKD who exhibit growth failure or for a longer postmorbid period. It is believed that early interventions, such as kidney transplantation, will have a positive effect on IQ in children with CKD, as the disease negatively affects IQ due to poor glomerular filtration rate over time.
10.Intellectual Functioning of Pediatric Patients with Chronic Kidney Disease:Results from the KNOW-Ped CKD
Na Ri KANG ; Yo Han AHN ; Eujin PARK ; Keum Hwa LEE ; Hee Sun BAEK ; Seong Heon KIM ; Heeyeon CHO ; Min Hyun CHO ; Jae Il SHIN ; Joo Hoon LEE ; Hae Il CHEONG ; Hee Gyung KANG ; Young Seo PARK ; Il-Soo HA ; Duk-Soo MOON ; Kyoung Hee HAN
Journal of Korean Medical Science 2021;36(20):e138-
Background:
Chronic kidney disease (CKD) has a negative impact on growth and development in children and is a risk factor for neurocognitive impairment; however, there is limited research on the cognitive function of children and adolescents with CKD. This study therefore aimed to investigate the mean intelligence and risk factors for low intelligence in children and adolescents with CKD.
Methods:
Eighty-one patients with CKD under 18 years old were included in the KoreaN cohort study for Outcomes in patients With Pediatric Chronic Kidney Disease (KNOW-Ped CKD). Participants completed either the Wechsler Intelligence Scale for Children (6–16 years), or Wechsler Adult Intelligence Scale (> 16 years).
Results:
The mean full-scale intelligence quotient (IQ) was 91 ± 19; 24.7% of participants scored a full-scale IQ below 80. Participants with a short stature (height Z scores < −1.88), failure to thrive (weight Z scores < −1.65), more severe CKD stage (≥ IIIb), longer duration of CKD (≥ 5 years), and those who were Medicare or Medicaid beneficiaries, had significantly lower mean full-scale IQs.
Conclusion
On linear regression analysis, the association between the full-scale IQ, and longer duration of CKD and growth failure, remained significant after controlling for demographic and clinical variables. It is therefore necessary to investigate cognitive impairment in pediatric patients with CKD who exhibit growth failure or for a longer postmorbid period. It is believed that early interventions, such as kidney transplantation, will have a positive effect on IQ in children with CKD, as the disease negatively affects IQ due to poor glomerular filtration rate over time.

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