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13
result(s) for
"Bay, Nguyen Quang"
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Prevalence and risk factors of gestational diabetes mellitus among pregnant women in northern Vietnam: a cross-sectional study
by
Bygbjerg, Ib Christian
,
Duc Nguyen, Thanh
,
Rasch, Vibeke
in
Adult
,
Body Mass Index
,
Cross-Sectional Studies
2025
Gestational diabetes mellitus (GDM) increases adverse neonatal and maternal outcomes. Understanding the prevalence and risk factors of GDM is necessary to plan health care interventions and policy.
To determine the prevalence and risk factors of GDM in Thai Binh, Vietnam.
A cross-sectional study was conducted in two health facilities in Thai Binh, Vietnam, with the participation of 1,106 pregnant women. Women were recruited at their first antenatal care visit where face-to-face interviews about socioeconomic and reproductive factors were performed. A 2-hour 75 g oral glucose tolerance test was conducted at 24-28 weeks of gestation. GDM was diagnosed according to the World Health Organization 2013 criteria. Logistic regression analyses were used to assess the factors associated with GDM.
The prevalence rate of GDM was 27.1%. Multivariate logistic regression analysis showed maternal age from 25 to 34 (adjusted OR 2.0; 95%CI 1.3-2.9), maternal age ≥ 35 (adjusted OR 3.0; 95%CI 1.7-5.4), pregestational body mass index ≥ 23 (adjusted OR 1.6; 95%CI 1.1-2.3), family history of diabetes (adjusted OR 1.9; 95%CI 1.3-2.9), fertility treatment (adjusted OR 2.3; 95%CI 1.3-3.8), and previous GDM (adjusted OR 3.1; 95%CI 1.4-6.9) were associated with increased odds of GDM.
More than one-fourth of pregnant women in Thai Binh, Vietnam, may have GDM. Advanced maternal age, high pregestational body mass index, family history of diabetes, and previous GDM were associated with increased risk of GDM. Additionally, fertility treatment appears to be strongly associated with an increased risk of GDM.
Journal Article
Clinical, cytological and ultrasonographic features of incidental thyroid cancer in a hospital‐based study in vietnam
2023
Introduction
Thyroid nodules are common diseases of the endocrine system, with a 5% prevalence rate in the general population. This study aimed to identify prevalence, clinical, cytological and ultrasonographic features of incidental thyroid cancer and its associated factors in Vietnam.
Methods
This cross‐sectional descriptive study consisted of 208 patients with incidental thyroid nodules detected by ultrasound at the Endocrinology Department, Bach Mai Hospital, Hanoi, Vietnam between November 2019 and August 2020. Clinical information, sonography characteristics of thyroid nodules, results of fine‐needle aspiration biopsy (FNAB), postoperative pathology and lymph node metastasis were collected. A multiple logistic regression model was used to estimate factors associated with thyroid cancer.
Results
A total of 272 thyroid nodules (from 208 participants) were included in this study. The mean age was 47.2 ± 12.0 (years). The rate of incidental thyroid cancer patients detected was 17.3%. Nodules <1 cm in size were significantly more prevalent for malignant nodules. The size of more than half of thyroid cancer nodules was 0.50–0.99 cm. Postoperative pathology of all nodules with Bethesda V and VI was papillary thyroid cancer which was consistent with cytological results. 33.3% of thyroid cancer patients have lymph node metastasis. The regression model showed that thyroid cancer was more likely to occur at a younger age (≤ 45 years vs. >45 years, OR 2.8; 95% CI: 1.3–6.1), taller‐than‐wide nodules (OR 6.8; 95% CI: 2.3–20.2) and hypo‐echoic nodules (OR 5.2; 95% CI: 1.7–15.9).
Conclusion
The study showed that the prevalence of incidental thyroid cancers was 17.3%, of which 100% was papillary carcinoma. People under the age of 45 and the presence of ultrasound characteristics, such as taller‐than‐wide and hypoechoic nodules increased risk for malignancy.
People under the age of 45 and the presence of ultrasound characteristics, such as taller‐than‐wide and hypoechoic nodules increased risk for malignancy.
Journal Article
Successful management of severe diabetic ketoacidosis in a patient with type 2 diabetes with insulin allergy: a case report
2019
Background
Diabetic ketoacidosis (DKA) is an acute, major, life-threatening complication of diabetes that requires immediate treatment. Allergic reaction to insulin is rare, especially when using recombinant human insulin. The clinical presentation of insulin allergy can range from minor local symptoms to a severe generalized allergic reaction such as anaphylaxis. A limited number of cases have been reported on the treatment of severe DKA in patients with type 2 diabetes with insulin allergy. Here, we describe a patient with type 2 diabetes with insulin allergy in which severe DKA resolved after the initiation of continuous intravenous (IV) recombinant human insulin infusion.
Case presentation
A 58-year-old man with type 2 diabetes initiated subcutaneous insulin administration (SIA) after failure of oral antidiabetic treatment. Symptoms of an allergic reaction developed, including pruritic wheals appearing within 10 min of injection and lasting over 24 h. Both skin prick and intradermal tests were positive with different types of insulin. Two days before admission, he stopped SIA because of allergic symptoms and then experienced weakness and upper abdominal pain. On admission, he was in severe metabolic acidosis with a pH of 6.984 and bicarbonate of 2.5 mmol/litre. The blood glucose level was 20.79 mmol/litre, BUN 4.01 mmol/litre, creatinine 128 μmol/litre, and urinary ketone 11.44 mmol/litre. Over 24 h, metabolic acidosis was refractory to IV fluids, bicarbonate and potassium replacement, as well as haemodialysis. Ultimately, he received continuous IV recombinant human insulin infusion at a rate of 0.1 units/kg/hour, in combination with haemodiafiltration, and no further allergic reactions were observed. On day 5, ketonaemia and metabolic acidosis completely resolved. He had transitioned from IV insulin infusion to SIA on day 14. He was discharged on day 21 with SIA treatment. Three months later, he had good glycaemic control but still had allergic symptoms at the insulin injection sites.
Conclusions
In this patient, SIA caused an allergic reaction, in contrast to continuous IV insulin infusion for which allergic symptoms did not appear. Continuous IV recombinant human insulin infusion in combination with haemodiafiltration could be an option for the treatment of severe DKA in patients with diabetes with insulin allergy.
Journal Article
Expert Opinion: Patient Selection for Premixed Insulin Formulations in Diabetes Care
2018
Premixed insulins are an important tool for glycemic control in persons with diabetes. Equally important in diabetes care is the selection of the most appropriate insulin regimen for a particular individual at a specific time. Currently, the choice of insulin regimens for initiation or intensification of therapy is a subjective decision. In this article, we share insights, which will help in rational and objective selection of premixed formulations for initiation and intensification of insulin therapy. The glycemic status and its variations in a person help to identify the most appropriate insulin regimen and formulation for him or her. The evolution of objective glucometric indices has enabled better glycemic monitoring of individuals with diabetes. Management of diabetes has evolved from a ‘glucocentric’ approach to a ‘patient-centered’ approach; patient characteristics, needs, and preferences should be evaluated when considering premixed insulin for treatment of diabetes.
Funding
: Novo Nordisk, India.
Journal Article
Research on Clinical, Subclinical Characteristic of Incidental Thyroid Nodules
by
Nguyen, Bay Quang
in
Thyroid
2021
Background: Incidental thyroid nodules has become more prevalent in recent years due to applying diagnostic imaging tests. Many studies show that the rate of thyroid cancer in this group of patients is relatively high. Objective: To assess patients with incidentally detected thyroid nodules, including those who were diagnosed with thyroid cancer. Materials and Methods: A cross-sectional study, which involved 208 patients with 389 thyroid nodules detected by thyroid ultrasound. All patients have thyroid function tests. 272 nodules were performed fine-needle aspiration. Patients with thyroid cancer were assessed histopathology after removal. Results: The participants’ mean age was 47.22 ± 12.02. The female / male ratio is 6.7/1. No patients had history of head and neck irradiation or living in epidemiological areas with high prevalence of goiter. TSH level: 96.2% normal, 2.4% low, 1.4% high. In thyroid cancer group: 100% of patients had normal thyroid function. Nodule characteristics on ultrasound: Majority of thyroid nodules had diameters less than 1.5 cm (85.6%), multi-nodularity(52.9%). The largest carcinoma nodule was 2.35 cm, 22.2% of patients with thyroid cancer had ≥ 3 nodules. The malignancy rate of TIRADS 5 was 70.6%. FNA results of 272 thyroid nodules: the majority were Bethesda II (74,2%); the incidence of carcinoma (Bethesda V, VI) is 17.4%. 36 patients account for 17,3%, with 42 nodules were performed surgery, the results of histopathology were 100% of papillary thyroid carcinoma, which was consistent with cytological results. Conclusion: Thyroid nodules are common in women patients at the age of 31-60 with normal thyroid function. Most of them are <1.5 cm in size. There are 17.3% of patients were thyroid carcinoma.
Journal Article
Optimising Insulin Injection Techniques to Improve Diabetes Outcomes
by
Bajpai, Shailendra
,
Kalra, Sanjay
,
Pathan, Faruque
in
Cardiology
,
Care and treatment
,
Diabetes
2023
The effectiveness of therapy in patients with diabetes depends on the correct use of the insulin injection technique. However, despite many established recommendations and evidence that an effective insulin injection technique is essential to improve glycaemic control and minimise the risk associated with diabetes, there is still a need to identify impediments to the insulin injection technique among patients and create awareness among patients and healthcare professionals about the importance of the optimisation of insulin injection techniques. This review focuses on the recent advancements in delivery devices, insulin injection technique teaching methods, monitoring, and complication management and highlights regional best practices and recommendations for optimising injection techniques to improve diabetes outcomes.
Journal Article
Hg2+-Promoted Spirolactam Hydrolysis Reaction: A Design Strategy for the Highly Selective Sensing of Hg2+ over other Metal Ions in Aqueous Media
2019
A mercury sensor (N-(rhodamine-6G)lactam-ethylenediamine-4-dimethylamino-cinnamaldehyde—RLED) based on the Hg2+-promoted hydrolysis reaction has been designed and developed with a combination of theoretical calculations and experimental investigations. The interaction between RLED and Hg2+ goes through a fast-initial stage with formation of a 1:1 complex, followed by a slow hydrolysis process. The formation of durable intermediate complexes is due to quite a long hydrolysis reaction time. As a result, RLED can selectively detect Hg2+ in the presence of other metal ions, with a detection limit of 0.08 μM for the colorimetric method, and of 0.008 μM with the fluorescent method. In addition, the RLED sensor can work in a solution with a small amount of organic solvent, with a wide pH range from 5 to 10. The time-dependent density functional theory has been used for investigations of the excitation and de-excitation processes in RLED, intermediate complexes, and reaction products, thereby clarifying the changes in the fluorescence intensity before and after the RLED interacts with Hg2+ ions.
Journal Article
Harnessing Waste Tyres for Sustainable Riverbank Revetment and Stabilization: A Hybrid Nature-Based Pilot in Vietnam’s Mekong Delta
2025
Riverbank erosion poses a significant threat to livelihoods and infrastructure in the Vietnamese Mekong Delta (VMD), necessitating innovative and sustainable solutions. This study explores the use of old tyres as a material for embankment construction to stabilize riverbanks, combining physical reinforcement with bioengineering techniques. A pilot project was conducted in Dinh My commune, An Giang Province, where an embankment was constructed using old tyres, geotextile, riprap, and vegetation. Field measurements using the Leica TS02 Plus Total Station and Finite Element Method (FEM) modeling were employed to assess the embankment’s performance. Results indicate that the embankment effectively stabilized the riverbank, with a maximum displacement of 18 mm observed after one year. The FEM predictions closely aligned with the measured data, achieving an accuracy of 68% or higher, validating the model’s accuracy. The integration of vegetation further enhanced stability, demonstrating the potential of this approach as a sustainable and cost-effective solution for riverbank protection. This study highlights the dual benefits of erosion control and waste management, offering a replicable strategy for addressing riverbank erosion across deltaic and lowland regions. The pilot offers a scalable model for climate-resilient infrastructure in deltaic regions globally, linking erosion control with circular economy strategies.
Journal Article
Assessing feasibility of establishing antimicrobial stewardship programmes in two provincial-level hospitals in Vietnam: an implementation research study
by
Quang, Le Minh
,
Anderson, Deverick
,
Vinh, Vu Hai
in
Antibiotics
,
Antimicrobial agents
,
Antimicrobial Stewardship
2021
ObjectivesTo investigate the feasibility of establishing hospital-based antimicrobial stewardship (AMS) programmes comprising action-planning, educational interventions and data feedback in two provincial-level hospitals in Viet Nam.Design and settingThis was an implementation research using participatory action process and existing resources from the Duke Antimicrobial Stewardship Outreach Network with local adjustments. A national stakeholder meeting and Strengths-Weaknesses-Opportunities-Threats (SWOT) analysis were conducted to identify gaps and potential interventions.ParticipantsHospital AMS staff implemented activities throughout the study phases. Routinely collected patient data were analysed to support planning, implementation and evaluation.InterventionsHospitals were considered as a complex adaptive system and leveraged their unique characteristics and interconnections to develop 1-year plans containing core interventions (data use, educational training, prospective audit with feedback (PAF) and evaluations).Outcome measuresWe assessed feasibility using outputs from stakeholder meeting, SWOT analysis, baseline data, planning process and implementation.ResultsThe stakeholder meeting identified three gaps for AMS at national level: supportive policies, AMS training and core competencies and collaboration. At the hospitals, AMS programmes took 1 year for planning due to lack of hospital-specific procedures and relevant staff competencies. Baseline data (January–December 2019) showed variations in antibiotic consumption: 951 days of therapy (DOT) per 1000 days present in the control and 496 in the intervention wards in hospital 1, and 737 and 714 in hospital 2, respectively. During 1-year implementation, clinical pharmacists audited 1890 antibiotic prescriptions in hospital 1 (June 2020–May 2021) and 1628 in hospital 2 (July 2020–July 2021), and will continue PAF in their daily work.ConclusionOur data confirmed the need to contextualise AMS programmes in low-income and middle-income countries (LMICs) and demonstrated the usefulness of implementation research design in assessing programme feasibility. Developing staff competencies, using local data to stimulate actions and integrating programme activities in routine hospital work are key to success in LMICs.
Journal Article
Exploring the relationship of the winter-spring crop’s rice yield with meteorological drought and water resources in Ben Tre province
by
Hai Pham, Ngoc
,
Hoa Ho, Van
,
Bay Nguyen, Thi
in
Agricultural production
,
Cereal crops
,
Correlation
2024
Recent environmental changes have significantly impacted rice cultivation in Ben Tre province, the Vietnamese Mekong Delta (VMD) coastal province. This research employed the Mann-Kendall (MK) non-parametric method and Sen’s slope (SS) technique to detect trends in the rice yield of the winter-spring crop (WSC) in Ben Tre province and environmental parameters from 2009 to 2020. These environmental parameters include the meteorological drought index and key water resource metrics, potentially affecting the region’s rice yield. Furthermore, it established the relationship between these environmental parameters and rice yield using multiple linear regression. The results indicated an average decrease of 0.13 ton/ha/year in the WSC’s rice yield, with a severe reduction to 2.86 ton/ha in 2016. This decline in rice yield is likely attributed to environmental shifts, particularly during years with extreme hydrological events. The study found that during the months of dry season, from January to April, there was a decrease of 0.14 per year in the minimum Standardized Precipitation Evapotranspiration Index (SPEI-4
min
) at the Ben Tre meteorological station; an increase in the minimum daily discharge at the Tan Chau station (Q
TCmin
) by 81 m
3
/s/year; a decrease in the mean daily water level at the My Thuan station (Q
MTmean
) by 0.22 cm/year; and an increase in the maximum daily water level at the Ben Trai station (HBTmax) by 0.67 cm/year. However, the maximum daily salinity concentration at the Tra Vinh station (S
TVmax
) showed no significant trend, oscillating between 6.5 and 15 g/l, potentially because the three-hourly monitoring intervals might not have fully captured peak salinity levels. The regression model identified SPEI-4
min
(with a Correlation Index (CI) of 0.450) and S
TVmax
(CI = 0.372) as the primary factors influencing rice yield. Additionally, Q
TCmin
and H
BTmax
were also significant, though to a lesser extent, with correlation indices of 0.310 and 0.303, respectively. Conversely, Q
MTmean
had a relatively minor influence, with a correlation index of 0.136. These findings are crucial to developing adaptive strategies and policies for improving the resilience of rice production in the study province and throughout the VMD.
Journal Article