Publications by authors named "B-Y Choi"

Objective: To assess whether infants born to women with a history of recurrent pregnancy loss (RPL) have an increased risk of adverse perinatal outcomes after frozen embryo transfer (FET) compared with women without a history of infertility or RPL.

Design: Retrospective cohort study utilizing the Society for Assisted Reproductive Technology Clinic Outcomes Reporting System database between 2014 and 2020.

Setting: Not applicable.

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Purpose: This study aimed to evaluate the long-term clinical outcomes of V4c Implantable Collamer Lens (ICL) implantation for myopia correction over a 10-year period.

Design: Retrospective interventional case series METHODS: This retrospective interventional study involved 103 myopic eyes from 54 patients. Visual outcomes, including visual acuity and manifest refraction were assessed.

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Article Synopsis
  • Genomic alterations in tumors significantly influence cancer progression and treatment response, with whole-genome sequencing (WGS) emerging as a viable alternative to traditional targeted panel sequencing (TPS) due to advancements in cost and technology.
  • A study involving 120 cancer patients evaluated the clinical utility of WGS and found that 79% received genomic reports quickly, with 72% of these reports offering clinically relevant information.
  • The insights gained from WGS helped in selecting tailored treatments and clinical trials based on identifying specific mutations, potentially enhancing precision oncology and suggesting routine integration of WGS in cancer management.
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Tiragolumab, an anti-TIGIT antibody with an active IgG1κ Fc, demonstrated improved outcomes in the phase 2 CITYSCAPE trial (ClinicalTrials.gov: NCT03563716 ) when combined with atezolizumab (anti-PD-L1) versus atezolizumab alone. However, there remains little consensus on the mechanism(s) of response with this combination.

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Radiation-induced lung fibrosis (RILF) is a common complication of radiotherapy in lung cancer. However, to date no effective treatment has been developed for this condition. NXC736 is a novel small-molecule compound that inhibits NLRP3, but its effect on RILF is unknown.

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Recently, the field of regenerative medicine has made great strides in the development of new treatments for various organ dysfunctions. One of the most promising new approaches is the use of three-dimensional (3D) printing and autologous tissues. In this study, we evaluated the safety of a 3D-printed autologous omentum patch to kidneys using large animals.

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Article Synopsis
  • - The study aimed to compare the safety and effectiveness of tenecteplase (TNK) versus alteplase in patients suffering from tandem lesion (TL) strokes, using data from the EXTEND-IA TNK trials.
  • - Results showed that TNK-treated patients had better rates of intracranial reperfusion (20%) compared to those treated with alteplase (7%), but no significant differences were found in long-term functional outcomes, mortality rates, or symptomatic intracranial hemorrhage (sICH) between the two treatments.
  • - Overall, the investigation concluded that TNK is similar to alteplase regarding functional outcomes and safety in patients with TL strokes, suggesting that TNK could be a viable treatment
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Tumor progression is intimately associated with the vasculature, as tumor proliferation induces angiogenesis and tumor cells metastasize to distant organs via blood vessels. However, whether tumor invasion is associated with blood vessels remains unknown. As glioblastoma (GBM) is featured by aggressive invasion and vascular abnormalities, we characterized the onset of vascular remodeling in the diffuse tumor infiltrating zone by establishing new spontaneous GBM models with robust invasion capacity.

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Parkinson's disease (PD) is a movement disorder that develops due to degenerative loss of dopaminergic cells in the substantia nigra of the midbrain. Recent advances in MRI techniques have demonstrated various imaging findings that can reflect the underlying pathophysiological processes occurring in Parkinson's disease. Many imaging studies have shown that such findings can assist in the diagnosis of Parkinson's disease and its differentiation from atypical parkinsonism.

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Article Synopsis
  • Sensorineural hearing loss is a common inherited disorder, with this study focusing on non-syndromic deafness caused by transcription factor gene variants, which account for 2.6% of cases among 1280 probands tested.
  • Researchers identified 33 pathogenic variants, including nine new variants, clustered in four specific transcription factor genes, indicating a limited range of genes linked to this type of hearing loss.
  • The study uncovers significant variability in audiological and radiological features associated with these four TF genes, leading to refined clinical profiles that could enhance personalized treatment strategies for individuals with genetic hearing loss.
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Purpose: We investigated a role of bone morphogenic protein 7 (BMP7), a member of the TGF-β superfamily on pathogenic mechanism of Graves' orbitopathy (GO). The therapeutic effects of BMP7 on inflammation and fibrosis were evaluated in cultured Graves' orbital fibroblasts.

Methods: Expression of BMP7 was compared in cultured orbital tissue explants from GO (n = 12) and normal control (n = 12) subjects using real-time PCR.

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  • Some practice guidelines caution against switching between different generic versions of L-thyroxine due to potential health impacts.
  • A study analyzed data from nearly 500,000 patients to find that 20% switched their L-thyroxine preparation within a year of starting treatment.
  • Factors contributing to switching included using multiple pharmacies, older age, a history of thyroid surgery, and the year of the first prescription fill.
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Background And Purpose: Cerebral small vessel disease is characterized by progressive cerebral white matter changes (WMCs). This study aimed to compare the effects of cilostazol and aspirin on changes in WMC volume in patients with cerebral small vessel disease.

Methods: In a multicenter, double-blind, randomized controlled trial, participants with moderate or severe WMCs and at least one lacunar infarction detected on brain magnetic resonance imaging were randomly assigned to the cilostazol and aspirin groups in a 1:1 ratio.

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Background: We developed and validated a prognostic and predictive computational pathology risk score (CoRiS) using H&E stained tissue images from patients with early-stage non-small cell lung cancer (ES-NSCLC).

Methods: 1330 patients with ES-NSCLC were acquired from 3 independent sources and divided into four cohorts D. D comprised 100 surgery treated patients and was used to identify prognostic features via an elastic-net Cox model to predict overall and disease-free survival.

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Purpose: This study investigated the role of limitrin in the pathogenesis of demyelinating optic neuritis using an experimental autoimmune optic neuritis (EAON) model.

Methods: EAON was induced in mice via subcutaneous injection with myelin oligodendrocyte glycoprotein peptide. Limitrin protein and mRNA expression were examined in the optic nerve before and after EAON induction.

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Introduction: Azathioprine-induced pancreatitis is an idiosyncratic and unpredictable response, occurring in up to 7% of azathioprine-exposed patients with inflammatory bowel disease (IBD). The haplotype HLADQA1-HLADRB1*07:01A>C is strongly associated with azathioprine-induced pancreatitis in IBD. We aimed to evaluate whether pretreatment HLADQA1-HLADRB1*07:01A>C screening will reduce the risk of azathioprine-induced pancreatitis.

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Otoancorin (OTOA), encoded by OTOA, is required for the development of the tectorial membrane in the inner ear. Mutations in this gene cause nonsyndromic hearing loss (DFNB22). The molecular mechanisms underlying most DFNB22 remain poorly understood.

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What We Already Know About This Topic: Driving pressure (plateau minus end-expiratory airway pressure) is a target in patients with acute respiratory distress syndrome, and is proposed as a target during general anesthesia for patients with normal lungs. It has not been reported for thoracic anesthesia where isolated, inflated lungs may be especially at risk.

What This Article Tells Us That Is New: In a double-blinded, randomized trial (292 patients), minimized driving pressure compared with standard protective ventilation was associated with less postoperative pneumonia or acute respiratory distress syndrome.

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Purpose: To compare the diagnostic performance of multidetector computed tomography (CT) and magnetic resonance (MR) imaging with MR cholangiopancreatography (MRCP) in identifying the malignant potential of pancreatic intraductal papillary neoplasms (IPMNs) and evaluate their intermodality agreement.

Materials And Methods: Institutional review board approval was obtained, and the requirement for informed consent was waived for this retrospective study. In 129 patients with pathologically proved pancreatic IPMNs, three reviewers independently evaluated their preoperative CT and MR imaging with MRCP findings.

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Context: Previous studies on the extent to which radioactive iodine (RAI) therapy for thyroid cancer increases the risk of subsequently developing breast cancer have given conflicting results.

Objective: This study aimed to evaluate the effect of RAI treatment on breast cancer development and recurrence among female patients with primary thyroid cancer.

Design: This was a retrospective cohort study.

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Purpose: To evaluate the efficacy and safety of radiofrequency ablation (RFA) for localized small recurrent thyroid cancers less than 2 cm by comparing them with those at repeat surgery.

Materials And Methods: This retrospective study was institutional review board-approved, and informed consent was waived. From December 2008 to December 2011, this study evaluated 73 patients (17 men and 56 women; age, 50.

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The process gammagamma-->phiJ/psi is measured using a data sample of 825 fb{-1} collected with the Belle detector. A narrow peak of 8.8{-3.

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