Publications by authors named "Ki Tae Jung"

Background: Recently, there have been many cases where sugammadex used in traffic accident patients has been deducted from auto insurance claims. This study aims to investigate the characteristics of sugammadex deductions through retrospective analysis.

Methods: We included patients who underwent general anesthesia after traffic accidents at our institution between January 2019 and December 2023.

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Background: Charcot-Marie-Tooth disease (CMTD) is a hereditary polyneuropathy associated with a life-threatening risk of pulmonary complications.

Case: A 61-year-old male with CMTD for 40 years was admitted for the drainage of an abscess in his left ankle. Total intravenous anesthesia was administered, and an electromyography device was attached to the hand for neuromuscular monitoring; however, the response was not measured.

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Tranexamic acid (TXA) is a synthetic antifibrinolytic agent that has been used for several decades to reduce blood loss during surgery and after trauma. TXA was traditionally used to reduce bleeding in various clinical settings such as menorrhagia, hemophilia, or other bleeding disorder. Numerous studies have demonstrated the efficacy of TXA in reducing blood loss and the need for transfusions.

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  • Perioperative hyperglycemia can increase risks for patients, particularly those with diabetes, leading to this study evaluating the impact of 6% hydroxyethyl starch (HES-130/0.4) on blood glucose levels.
  • Forty patients undergoing lower limb surgery were divided into two groups: one receiving lactated Ringer's solution and the other receiving HES-130, with various metrics recorded throughout the procedure.
  • The study found no significant differences in blood glucose levels or other vital signs between the two groups, suggesting that HES-130 does not induce hyperglycemia in diabetic patients, though more research is recommended for confirmation.
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  • Accurate positioning of peripherally inserted central catheters (PICC) is essential for effective treatment and reducing risks of complications.
  • This study analyzed data from 278 patients to assess the relationship between amplitude ratios from intravascular and external electrocardiograms (ivECG and exECG) and the catheter tip location as measured on chest X-rays.
  • Findings revealed that certain amplitude ratios were significantly higher or lower in optimal tip positions compared to malpositioned or suboptimally placed catheters, suggesting these ratios could aid in confirming proper catheter placement.
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  • Monitoring core temperature is essential during general anesthesia, particularly when using a gastric decompression tube (GDT) for laparoscopic surgeries.
  • A study involving 48 patients evaluated the optimal insertion depth for a newly designed GDT that includes a thermistor, using a specific insertion formula based on anatomical distances.
  • Findings indicated that GDT temperatures correlated well with tympanic membrane temperatures, and a mathematical model was developed to accurately predict the ideal depth for GDT insertion to improve temperature monitoring.
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Cadmium (Cd) is a highly toxic environmental pollutant that can severely damage the kidneys. Here, we show that Cd-induced apoptosis is promoted by the cytoplasmic polyubiquitination of p53 (polyUb-p53), which is regulated by the polyubiquitination of SQSTM1/p62 (polyUb-p62) and autophagy in mouse kidney mesangial cells (MES13E cells). p53 was detected in monomeric and different high-molecular-weight (HMW) forms after Cd exposure.

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  • Myocardial infarction (MI) is a major cause of death requiring prompt treatment but can lead to further heart injury due to ischemia/reperfusion (I/R) complications.
  • Mild hypothermia has shown promise in animal studies for reducing I/R damage but has not demonstrated similar benefits in human trials for acute MI.
  • The paper examines the gap between successful animal studies and unsuccessful human applications, emphasizing the need for anesthesiologists to consider the effects of hypothermia on anesthesia metabolism during treatment.
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Background: This study investigated the effect of intrathecal Sec-O-glucosylhamaudol (SOG) on the p38/c-Jun N-terminal kinase (JNK) signaling pathways, nuclear factor kappa-light-chain-enhancer of activated B cells (NF-κB)-related inflammatory responses, and autophagy in a spinal nerve ligation (SNL)-induced neuropathic pain model.

Methods: The continuous administration of intrathecal SOG via an osmotic pump was performed on male Sprague-Dawley rats (n = 50) with SNL-induced neuropathic pain. Rats were randomized into four groups after the 7th day following SNL and treated for 2 weeks as follows (each n = 10): Group S, sham-operated; Group D, 70% dimethylsulfoxide; Group SOG96, SOG at 96 μg/day; and Group SOG192, SOG at 192 μg/day.

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  • The study investigates the effect of dexmedetomidine on postoperative bleeding in female patients after thyroidectomy, focusing on its role in suppressing cough during emergence.
  • A randomized, double-blind trial involved 139 patients, comparing dexmedetomidine with normal saline, measuring coughing reflex, agitation, and bleeding over three days post-surgery.
  • Results showed that dexmedetomidine significantly reduced severe cough (4.3% vs. 11.5%) and postoperative bleeding compared to the control group, suggesting it benefits recovery after thyroid surgery.
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: We investigated the non-inferiority of patient-controlled analgesia (PCA), using either nefopam alone or combined nefopam-fentanyl for postoperative analgesia in patients undergoing laparoscopic cholecystectomy. : In this prospective, randomized, controlled study, 78 patients were allocated to receive nefopam 240 mg (Group N240) or nefopam 120 mg with fentanyl 600 μg (Group NF), equivalent to fentanyl 1200 μg, with a total PCA volume of 120 mL. Patients were given a loading dose (0.

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Background: Hereditary angioedema (HAE) is a rare disease caused by the deficiency of C1 esterase inhibitor. HAE has a risk of life-threatening complications such as capillary leak syndrome (CLS) and disseminated intravascular coagulation (DIC).

Case: A 42-year-old male patient with HAE presented for deceased-donor kidney transplantation.

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The fixed-rate continuous background infusion mode with bolus dosing is a common modality for intravenous patient-controlled analgesia (PCA). However, some patients suffer from inadequate analgesia or opioid-related adverse effects due to the biphasic pattern of postoperative pain. Therefore, we investigated the postoperative analgesic efficacy of PCA using an optimizing background infusion mode (OBIM) where the background injection rate varies depending on the patient's bolus demand.

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  • Cimifugin, a component from a traditional analgesic root, was tested for pain relief in a study utilizing the formalin test on male rats.
  • The research involved administering varying doses of cimifugin and observing the rats' flinch responses in two phases after formalin injection.
  • Results showed significant pain reduction with specific doses of cimifugin in both phases, indicating its effectiveness as an antinociceptive agent at different concentrations.
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Background: Recently, there have been some trials to use dexmedetomidine in the obstetric field but concerns regarding the drug include changes in uterine contractions after labor. We aimed to evaluate the effects of dexmedetomidine on the myometrial contractions of pregnant rats.

Methods: In a pilot study, the contraction of the myometrial strips of pregnant Sprague-Dawley rats in an organ bath with oxytocin at 1 mU/ml was assessed by adding dexmedetomidine from 10 to 10 M accumulatively every 20 min, and active tension and the number of contractions were evaluated.

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Sugammadex, a modified γ-cyclodextrin, is one of the drugs focused on in the anesthetic field because it provides rapid and complete reversal from neuromuscular blockade (NMB) by encapsulating rocuronium. Its introduction has revolutionized anesthesia practice because it is a safe, predictable, and reliable neuromuscular antagonist. Hence, its use has increased worldwide.

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Background: Postoperative vomiting (POV) is one of the most serious complications in pediatric patients undergoing strabismus surgery. This study was conducted to test the hypothesis that gastric decompression (GD) could prevent POV caused by gastric distension after mask ventilation.

Methods: A total of 60 pediatric patients (ASA PS I-II, aged one to 10 years) were randomly allocated to two groups; Group D (n = 30) and Group C (n = 30).

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Background/aim: Preoperative intravenous oxycodone may help to prevent or attenuate intubation-related hemodynamic responses (IRHRs), but its pharmacokinetics differs according to age and sex. Therefore, we investigated the 95% effective dose (ED95) of intravenous oxycodone for attenuating all IRHRs, depending on the age and sex of the study population.

Materials And Methods: All patients were allocated to one of 6 groups: 1) 20–40 year old males, 2) 41–65yearold males, 3) 66–80 year old males, 4) 20–40 year old females, 5) 41–65yearold females, and 6) 66–80 year old females (groups YM, OM, EM, YF, OF, and EF, respectively).

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Ankylosing spondylitis (AS) is vulnerable to fracture, and the missed diagnosis can lead to neurological deterioration. Herein, we present the conus medullaris syndrome due to aggravation of the missed spinal fracture in an 85-year-old woman with AS who underwent hip surgery. She underwent osteosynthesis in a supine position with supports under her shoulders and head due to spine deformity with AS, but was fully supine without supports after surgery.

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  • The study investigated how gabexate mesilate affects neuropathic pain caused by spinal nerve ligation (SNL) in rats, focusing on its role in neuroinflammation.
  • Gabexate mesilate significantly increased paw withdrawal threshold (PWT) and reduced the activation of NF-κB and levels of proinflammatory cytokines and nitric oxide synthase compared to the control group.
  • The findings suggest that gabexate mesilate may relieve neuropathic pain by inhibiting inflammatory processes, showcasing its potential as a therapeutic option.
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