Publications by authors named "Chang-Jae Kim"

Article Synopsis
  • The study aimed to determine if the Cardiac Power Index (CPI) could effectively assess fluid responsiveness in patients positioned prone during lumbar spine surgery.
  • A total of 28 patients were analyzed, revealing that CPI values changed significantly with fluid loading, indicating its ability to predict fluid responsiveness based on changes in Stroke Volume Index (SVI).
  • The findings suggest that CPI may serve as a novel alternative to traditional methods for evaluating fluid responsiveness in clinical settings, potentially benefiting both effective and ineffective responders.
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Neuropathic pain (NP) results from lesions or diseases affecting the peripheral or central somatosensory system. However, there are currently no drugs that are particularly effective in treating this condition. SKI306X is a blend of purified extracts of three oriental herbs (Clematis mandshurica, Trichosanthes kirilowii, and Prunella vulgaris) commonly used to treat osteoarthritis for their chondroprotective effects.

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I-gel has been used in various clinical situations. The study investigated alterations in respiratory parameters following a stepwise lung recruitment maneuver (LRM) using the i-gel. The research involved 60 patients classified as American Society of Anesthesiologists class I-II, aged 30 to 75 years, undergoing elective urologic surgery.

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Article Synopsis
  • This study investigates cerebral monitoring in elderly patients undergoing urologic surgery under either propofol or sevoflurane anesthesia, focusing on specific cerebral oximetry parameters.
  • A total of 100 patients (70-80 years old) were randomized to receive either propofol or sevoflurane, and changes in cerebral oxygenation were measured at various time points while avoiding surgery-related factors.
  • Both anesthesia groups showed significant decreases in the ΔoHbi measurements over time, indicating similar patterns of cerebral oxygenation changes, with no significant differences between the two anesthesia methods.
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Pediatric anesthesia requires the rapid creation, communication, and execution of anesthesia orders, and there is a risk of human error. The authors developed an order-assisted mobile application (app) to reduce human error during pediatric anesthesia preparation. The authors conducted an observational study that compared the effects of the application by comparing anesthesiologists' errors, nurses' errors, nurses leaving the operating room, and delays in surgery, between the Conventional group ( = 101) and the App group ( = 101).

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Article Synopsis
  • * A study analyzed data from 398 patients to compare NRS with objective measures like current perception threshold (CPT), pain equivalent current (PEC), and quantified pain degree (QPD), revealing complex correlations.
  • * Results showed that while NRS had a weak negative correlation with CPT and a positive correlation with QPD, CPT and QPD could serve as effective tools for estimating pain intensity and identifying the presence of pain, particularly in spinal disease patients.
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Background: Atelectasis can occur in many clinical practices. One way to prevent this complication is through the alveolar recruitment maneuver (ARM). However, hemodynamic compromise can accompany ARM.

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Background: Persistent or recurrent lumbosacral pain is a common symptom after spinal surgery. Several interventions have been introduced for failed back surgery syndrome; however, their clinical efficacy, safety, and cost-effectiveness are insufficient. Sympathetic ganglion block has been selected for pain associated with the sympathetic nervous system.

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  • A study was conducted to evaluate the effectiveness of the Hypotension Prediction Index (HPI) in reducing surgical bleeding and blood transfusion needs during elective lumbar spinal fusion surgeries.
  • Patients were divided into two groups: one monitored with HPI and one without it, all aiming for a specific target blood pressure.
  • Results showed that the HPI group experienced significantly less bleeding and lower rates of postoperative blood transfusions compared to the non-HPI group, indicating the potential benefits of utilizing HPI for better surgical outcomes.
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Article Synopsis
  • The study investigates the relationship between the palpation of the cricothyroid membrane and the prediction of difficult airways in female patients undergoing non-neck surgeries.
  • A total of 68 patients participated, with assessments made based on specific airway distance rules (the "3-3-2 rule") to classify them into difficult and non-difficult airway groups.
  • Results showed that patients who met the criteria for difficult airways had a lower success rate in palpating the cricothyroid membrane compared to those without difficult airway variables.
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Huge goitor can lead to tracheal compression and hence difficulty in intubation. This is compounded by severe obesity. Failed tracheal intubation in difficult intubation is a serious event that may lead to increased patient morbidity and mortality.

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Objectives: Hepatocellular carcinoma (HCC) is a common cancer with high rate of recurrence and mortality. Diverse aetiological agents and wide heterogeneity in individual tumours impede effective and personalised treatment. Tonicity-responsive enhancer-binding protein (TonEBP) is a transcriptional cofactor for the expression of proinflammatory genes.

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Article Synopsis
  • - A 27-year-old male patient with diabetes and a history of pulmonary tuberculosis developed hemoptysis (coughing up blood) while under general anesthesia for eye surgery, after an otherwise normal procedure.
  • - Emergency tests revealed blood in the bronchial tubes, likely due to complications from both diabetes and previous tuberculosis treatment, which can weaken blood vessels in the lungs.
  • - The patient underwent a successful procedure to block the bleeding artery and was discharged in good health, highlighting the importance of monitoring for potential complications in patients with these conditions.
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Piriformis syndrome (PS) is an uncommon neuromuscular disorder caused by the piriformis muscle (PM) compressing the sciatic nerve (SN). The main symptom of PS is sciatica, which worsens with certain triggering conditions. Because the pathophysiology is poorly understood, there are no definite diagnostic and therapeutic choices for PS.

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Background: Tenofovir disoproxil fumarate (TDF) has demonstrated potent antiviral activity against hepatitis B virus (HBV) in clinical trials. Although its efficacy has been demonstrated in Caucasian populations, TDF has not previously been studied in Korean patients who present the predominance of HBV genotype C and of vertical or perinatal transmission.

Objective: The aim of this study was to evaluate the efficacy of TDF in Korean chronic hepatitis B (CHB) patients in real-life practice, and to determine the clinical variables that contribute to virologic response.

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Background And Aim: In the past decade, many chronic hepatitis B (CHB) patients have undergone sequential treatment with lamivudine (LAM), adefovir (ADV), and entecavir (ETV) to manage antiviral resistance or insufficient suppression of HBV-DNA. Very limited data are available on the efficacy of tenofovir (TDF) rescue regimens in patients with multidrug resistance (MDR).

Methods: We investigated the antiviral efficacy of TDF/LAM combination therapy versus TDF/ETV combination therapy in 52 patients who failed three previous antiviral therapies.

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Purpose: In chronic hepatitis B patients, lamivudine (LAM) and adefovir (ADV) combination therapy is commonly used as a rescue therapy for LAM resistance, but it often results in incomplete viral suppression. We investigated the antiviral efficacy of tenofovir (TDF)/LAM combination therapy versus TDF monotherapy in LAM-resistant chronic hepatitis B (CHB) patients who failed to respond to LAM plus ADV rescue therapy.

Methods: Among 108 patients with LAM-resistant CHB who had a partial virologic response (VR) to LAM and ADV combination therapy, Eighty one patients were finally included in this study.

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Intracardiac thrombosis is an infrequent and fatal complication in patients with an inserted pacemaker. A patient with an inserted pacemaker scheduled for ureter stone removal experienced cardiac arrest and cardiopulmonary resuscitation under general anesthesia. Echocardiography showed multiple intracardiac thrombi.

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Article Synopsis
  • Skin issues, like wart-like lesions known as verrucous hyperplasia, often arise after lower limb amputation and can be managed with external compression and proper infection control.
  • A 66-year-old female experienced a severe, painful lesion at her amputation site that did not improve with standard treatments.
  • This case highlights that despite following treatment protocols, some cases can become intractable, necessitating surgical intervention for resolution.
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Cholangiocarcinoma is one of the most difficult malignancies to cure. An important prognostic factor is metastasis, which precludes curative surgical resection. Recent evidence shows that capsaicin has an inhibitory effect on cancer cell migration and invasion.

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Unlabelled: Our goal was to determine whether single-nucleotide polymorphisms (SNPs) of telomere maintenance genes influence the development and clinical outcomes of patients with hepatitis B virus (HBV)-associated hepatocellular carcinoma (HCC). We evaluated 20 SNPs of five telomere maintenance genes in 702 patients with HCC and 351 hepatitis B virus surface antigen-positive controls without HCC. Significant SNPs were then validated in an independent cohort of 857 HCC patients and 429 controls.

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Article Synopsis
  • A study investigated the long-term outcomes of 355 patients with chronic hepatitis B undergoing entecavir therapy for over a year, particularly focusing on those who initially did not respond or only partially responded to treatment.
  • After a median treatment duration of 40 months, 88.7% of patients achieved virologic response, with a notably high success rate of 96.6% in HBeAg-negative patients.
  • Only a small percentage (2.0%) experienced virologic breakthrough, mainly due to drug resistance, while all patients initially classified as having primary non-response eventually showed virologic response without needing changes in their treatment.
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