Publications by authors named "Hc Teng"

Article Synopsis
  • In patients with repaired tetralogy of Fallot (rTOF), the regurgitant fraction (RF) is often unequal between the left and right pulmonary arteries, suggesting a link to vascular shape and size differences.
  • A study involving 79 rTOF patients and 20 healthy controls analyzed various factors, including blood flow dynamics and cardiac angles, revealing that rTOF patients had distinct vascular metrics compared to controls.
  • The findings indicate that the RF in the left pulmonary artery is typically worse and is associated with specific morphometric features, which could help inform future surgical approaches.
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Background: Breath-hold volumetric interpolated breath-hold examination (BH-VIBE) of multiphase contrast-enhanced liver magnetic resonance imaging (MPCE-LMRI) requires good cooperative individuals to comply with multiple breath-holds.

Purpose: To develop a free-breathing modified VIBE (FB-mVIBE) as a substitute of BH-VIBE in MPCE-LMRI.

Material And Methods: We modified VIBE with a high acceleration factor (2 × 2) and four averages to produce the mVIBE scan.

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Background: Family members in many countries often share caregiving responsibilities for an older relative recovering from an injury. However, few studies have examined strategies employed when multiple family members provide care for an older relative recovering from hip-fracture surgery.

Objective: This study aimed to understand family group caregiving strategies when two or more family members provide caregiving for an older relative recovering from hip-fracture surgery.

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Key Clinical Message: Alopecia areata may develop in patients after COVID-19 vaccination. Platelet-rich plasma (PRP) has an outstanding anti-inflammatory effect and could be an alternative treatment for alopecia patients who are refractory or intolerant to corticosteroids.

Abstract: A 34-year-old female with no systemic illness presented with non-scarring hair loss after the second COVID-19 vaccination shot 4 weeks ago.

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Article Synopsis
  • The Pediatric Anesthesia COVID-19 Collaborative (PEACOC) studied COVID-19 prevalence among children undergoing anesthesia during the pandemic, finding lower infection rates than in the general population.
  • The study analyzed data from 33,320 anesthesia encounters across 12 centers, identifying several independent risk factors for COVID-19 positivity, including race, ethnicity, and specific medical conditions.
  • This research represents the first large-scale universal testing for COVID-19 in pediatric anesthesia, providing insights into how certain factors correlate with infection risk during surgery.
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Background: Perioperative cerebral desaturation events (CDEs) and delayed neurocognitive recovery are common among patients undergoing beach chair position (BCP) shoulder surgery and may be caused by cerebral hypoperfusion. This study tested the hypothesis that the application of goal-directed hemodynamic therapy (GDHT) would attenuate these conditions.

Methods: We randomly assigned 70 adult patients undergoing BCP shoulder surgery to GDHT group or control at a 1:1 ratio.

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. The aim of the present study was to evaluate the variation of tidal volume-to-impedance ratio (/) during positive end-expiratory pressure (PEEP) titration with electrical impedance tomography (EIT) measurement..

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Article Synopsis
  • Patient-controlled epidural analgesia (PCEA) using low thoracic placement is more effective in managing postcesarean pain than lumbar methods, as shown in a study of 189 women.
  • The low thoracic PCEA group reported significantly lower dynamic pain and better pain scores overall within 24 hours post-surgery compared to groups receiving lumbar PCEA or morphine.
  • While similar adverse effects were noted across all groups, the low thoracic PCEA group had fewer issues with prolonged lower extremity blockage and experienced faster gastrointestinal recovery.
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Pediatric acute compartment syndrome from surgical positioning may be difficult to recognize. Increasing anxiety and analgesic requirements can suggest developing compartment syndrome. We present a case of compartment syndrome after a non-orthopedic surgery.

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The study was designed to verify if mini-fluid challenge test is more reliable than dynamic fluid variables in predicting stroke volume (SV) and arterial pressure fluid responsiveness during spine surgery in prone position with low-tidal-volume ventilation.Fifty patients undergoing spine surgery in prone position were included. Fluid challenge with 500 mL of colloid over 15 minutes was given.

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Background: Patients with heart failure experience not only impaired physical condition, but also their physical activity, moods, and quality of life may be diminished.

Aims: The purpose of this study was to investigate the effects of 12-week walking with breathing program on physical activity tolerance considering time-dependent physiological factors and time-independent interoceptive awareness, as well as psychosocial factors.

Methods: This randomized controlled trial recruited 90 heart failure patients and randomly assigned them.

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Objective: To evaluate the clinical efficacy as well as long-term clinical outcomes of superselective microcoil embolization for lower gastrointestinal bleeding (LGIB).

Materials And Methods: Between 1997 and 2009, 26 patients with intended transcatheter embolotherapy for LGIB were retrospectively reviewed. Embolization was performed only when the catheter could be advanced to or distal to the mesenteric border of the bowel.

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Purpose: To review the magnetic resonance (MR) imaging findings in eight patients who developed marrow lesions after undergoing physiotherapy with use of ultrasound diathermy.

Materials And Methods: The authors retrospectively reviewed the medical charts and MR images of eight patients (six women and two men aged 22-69 years) who received ultrasound diathermy treatment for a variety of soft tissue injuries involving primarily the knee, shoulder, and wrist. All patients underwent MR imaging without the use of intravenous gadolinium-based contrast material.

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The Orai1-STIM1 constructed store-operated Ca2+ channels (SOCs) have been found to exert several essential Ca2+ entry/signaling cascades, e.g., the generation of immune response in T lymphocytes.

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Aim: This paper is a report of a study conducted to describe changes in risk of depressive symptoms and their predictors for older people with hip fracture during the first year following hospital discharge.

Background: The prevalence of depression in older people with hip fracture has been reported as 9-47%. However, the longitudinal changes in prevalence rate following hip fracture have not been well-studied, particularly in Asian countries.

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Clodronate, a halogenated bisphosphonate, can inhibit the growth of human thyroid carcinoma (TC) cells. Previously, we found that a clodronate-induced Ca(2+) transient was correlated with clodronate-induced growth inhibition in TC cells. However, the details of the signaling process underlying the antiproliferative effect of clodronate on TC cells are not clear.

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Pb(2+) ions cause severe damages to living cells. In particular, our previous study showed that the Orai-STIM1 (stromal interacting protein 1)-formed store-operated Ca(2+) channels (SOCs) allow Pb(2+) entry. In relation to this, the present study investigates the molecular gating mechanism of Pb(2+) entry by Orai1 with STIM1, as well as the resulting cytotoxicity on human embryonic kidney HEK293 cells.

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Introduction: Results of several studies have indicated that the variation of c.-3279T>G in the UDP-glucuronosyltransferase (UGT)1A1 gene could be a further factor for the development of hyperbilirubinemia. However, this variant has not been reported in the Taiwanese population.

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This paper demonstrates a pure web-based solution enabling the presentation of scanned pathologic microscopic images on the web. For each slide, an entire specimen is scanned, and a high-resolution digital image (in the order of giga-pixels) is reconstructed. These huge images are then tiled into many 256 x 256-pixel blocks with different resolutions, and information about the blocks of each scanned slide is included in an extensible markup language metafile.

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Heavy metal lead (Pb2+) is a pollutant and causes severe toxicity when present in human tissues especially the nervous system. Recent reviews have suggested that Pb2+ can target Ca2+-related proteins within neurons and that Ca2+ channels might be a candidate for Pb2+ entry. This study's main aim was to identify the functional entry pathway of Pb2+ into living cells.

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Progressive renal disease is characterized by the accumulation of extracellular matrix proteins in the renal interstitium. Hence, developing agents that antagonize fibrogenic signals is a critical issue facing researchers. The present study investigated the blood-circulation-promoting Chinese herb, safflower, on fibrosis status in NRK-49F cells, a normal rat kidney interstitial fibroblast, to evaluate the underlying signal transduction mechanism of transforming growth factor-beta (TGF-beta), a potent fibrogenic growth factor.

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Variations in the UDP-glucuronosyltransferase (UGT) 1A7 gene have been found to be related to the development of hepatocellular carcinoma (HCC). Since the pathogenesis of liver cirrhosis is not dissimilar to that of HCC, we hypothesized that UGT1A7 genetic polymorphisms may be associated with liver cirrhosis. PCR-restriction fragment length polymorphism was utilized to determine UGT for 1A7 genotypes for the 159 patients with liver cirrhosis and 263 gender/age matched controls.

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Gilbert's syndrome (GS) is caused by a reduction in the activity of hepatic bilirubin UDP-glucuronosyltransferase (UGT). This reduction is associated with UGT1A1*28 and UGT1A1*6 polymorphisms. Recent research also showed that carriage of UGT1A1*6 allele were significantly related with UGT1A7*3.

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Pre-natal diagnosis of intra-abdominal pregnancy is difficult. Ultrasound has been the frontline modality to date; however, it gives a diagnostic error of 50-90% and its use is disappointing. In recent years, MRI has emerged as an appealing imaging modality.

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