Publications by authors named "Keng-Wei Liang"

Article Synopsis
  • - Transarterial microembolization (TAME) is a new method for treating chronic musculoskeletal pain, but challenges like vasospasm and poor blood flow can complicate the procedure.
  • - To address these issues, researchers used transcatheter nitroglycerin (NTG) infusion in seven patients during TAME procedures, showing that it helped alleviate vasospasm effectively.
  • - Post-treatment examinations revealed increased artery size, improved blood flow, and a reduction in pain scores, although one patient experienced mild transient hypotension as a side effect.
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Background: Transarterial microembolization (TAME) is a minimally invasive treatment for chronic musculoskeletal disorders. Identifying angiogenesis and the supplying vessels of the target joint is important but challenging. Although magnetic resonance imaging (MRI) is commonly used to diagnose musculoskeletal diseases, it typically excludes vascular imaging.

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Introduction: No prior meta-analysis has investigated the impact of programmed cell death protein 1 (PD-1) inhibitor therapy on survival outcomes in patients with advanced or recurrent uterine cancers (including both corpus and cervical cancers).

Methods: A comprehensive search of PubMed and Embase databases was conducted, covering the past 10 years (up to August 2023) and encompassing all clinical research related to uterine cancer. Five randomized controlled trials and one cohort study met the inclusion criteria and were included in the meta-analysis.

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Article Synopsis
  • Transarterial microembolization (TAME) is a new, minimally invasive treatment for chronic musculoskeletal pain that is gaining traction, though it comes with potential risks due to limited knowledge of important arterial anatomy.
  • The article discusses various challenges and complications encountered during and after the TAME procedure, supported by multi-center case studies and literature reviews.
  • It also offers strategies for prevention, management, and follow-up to help interventional radiologists improve their skills and enhance recovery outcomes for patients.
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Background: The local tumor control rate of colon cancer by radiotherapy is unsatisfactory due to recurrence and radioresistance. Ginsenoside Rh2 (Rh2), a panoxadiol saponin, possesses various antitumor effects.

Methods: CT26/ murine colon carcinoma cells and a CT26/ tumor-bearing animal model were used to investigate the therapeutic efficacy of Rh2 combined with ionizing radiation and the underlying mechanisms.

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This study investigated the efficacy and safety of transradial access (TRA) thyroid artery embolization (TAE) for patients with large solitary symptomatic benign thyroid nodules. Six patients with a total of six nodules (three men and three women; mean age, 36.3 years; age range, 23-45 years) underwent TRA TAE between October 2021 and June 2022 and were subsequently followed up three months later, and their cases were retrospectively reviewed.

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Article Synopsis
  • * A total of 58 patients were evaluated, with significant improvements in pain and function measured through various scales over 18 months, showing a marked decrease in pain scores.
  • * No severe side effects were reported, and the treatment emerged as a promising option for patients not responding to traditional therapies for joint osteoarthritis.
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We report two cases of traumatic iliopsoas hemorrhage, without hemoperitoneum, initially detected by ultrasound. Flexion hip contracture in the first case and incomplete femoral nerve palsy in the second case alerted the sonographer to the possibility of traumatic iliopsoas hemorrhage. The first case involved a 54-year-old man who complained of progressive right flank pain and difficulty in walking after falling to the ground.

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Background: Melioidosis is a systemic and suppurative disease endemic in the Southeast Asia. In Taiwan, most cases are reported in the southern region and no relevant profiles have been reported in central region. In this study, we performed the epidemiologic and clinical analyses from the melioidosis cases in central Taiwan.

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Purpose: To evaluate the short-term outcomes of genicular artery embolization (GAE) for knee osteoarthritis (OA) with and without bone marrow lesion (BML) and/or subchondral insufficiency fracture of the knee (SIFK).

Materials And Methods: This single-institution prospective observational pilot study analyzed 24 knees in 22 patients with mild to moderate knee OA, including 8 knees without BML, 13 knees with BML, and 3 knees with both BML and SIFK. The area and volume of BMLs on magnetic resonance images were measured before and after GAE.

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Chronic musculoskeletal pain imposes immense suffering and diminishes the quality of life for millions of patients worldwide; the pain persists despite the use of standard conservative treatments. Increases in our understanding of the pathophysiological mechanisms underlying musculoskeletal disorders indicate the involvement of inappropriate angiogenesis. Accordingly, the resulting neovessels are the target of emerging treatments for chronic musculoskeletal pain, including transarterial embolization.

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Background: Gallstones are abnormal masses caused by impaired metabolism of cholesterol, bilirubin, or bile salts in the gallbladder or biliary tract. ATP-binding cassette subfamily G member 8 (ABCG8) is a protein that regulates cholesterol efflux from the liver. Genome-wide association studies (GWAS) and meta-analyses of GWAS revealed the ABCG8 rs11887534 variant as the most common genetic determinant of gallstones in humans.

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Background Transjugular intrahepatic portosystemic shunt (TIPS) creation is an accepted treatment of portal hypertension. Lower-extremity edema (LEE) is an underreported complication of TIPS creation. Purpose To assess the epidemiologic findings of LEE after TIPS creation and their association with patient survival.

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Purpose: To assess the effectiveness of thermal ablation for aldosterone-producing adrenal adenoma.

Materials And Methods: A systematic search of the PubMed and CINAHL databases was performed to identify studies of thermal ablation for adrenal adenomas. Random effects meta-analysis models were used to compare pre- and post-treatment values of the following outcomes: systolic blood pressure (SBP), diastolic blood pressure (DBP), use of antihypertensive medications, and biochemical parameters (plasma aldosterone levels, aldosterone-to-renin ratio, and potassium levels).

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Ultrasonography (US) is believed to be the most available method of detecting hepatic portal venous gas (HPVG) with real-time imaging capability. Hepatic portal venous gas has characteristic image appearances in various ultrasound modes such as bright mode, Doppler mode, and even motion (M) mode. In this article, we give a comprehensive review of the image appearances of HPVG among different modes of US with a special focus on the M mode US.

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Purpose: To examine the effectiveness of antithrombotic medications to prevent venous stent malfunction for iliocaval occlusive disease.

Materials And Methods: A retrospective analysis was performed on 62 patients who underwent technically successful endovascular iliocaval stent placement between May 2008 and April 2017. Clinical records were reviewed for demographic information, procedure details, post-stenting antithrombotic prophylaxis and stent patency on follow-up.

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Objective: The aims of this study were to evaluate the performance of noncontrast magnetic resonance angiography (NC MRA) for detecting renal artery stenosis (RAS) as compared with contrast-enhanced magnetic resonance angiography (CE MRA) and to evaluate the clinical feasibility, technical success rate, and performance of NC MRA for detecting RAS as compared with CE MRA.

Methods: Thirty-six subjects who underwent NC MRA and/or CE MRA were enrolled. Feasibility, technical success rate, and image quality scores were compared.

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