1.Effectiveness of biportal endoscopic lumbar interbody fusion using the multi-layer bone grafting technique: a retrospective study from Vietnam
Tran Vu Hoang DUONG ; Pham Anh TUAN ; Huynh Van VU ; Chu Van LAM ; Le Tan LINH ; Phan DUY ; Wongthawat LIAWRUNGRUEANG
Asian Spine Journal 2025;19(2):228-241
Methods:
This study included 41 patients with single-level grades 1 or 2 LS from February 2023 to February 2024. Clinical outcomes were assessed using the Visual Analog Scale (VAS) for back and leg pain and the Oswestry Disability Index (ODI). Bridwell fusion grades were evaluated via lumbar spine computed tomography performed 6 months postoperatively.
Results:
Over a mean follow-up period of 10.6 months (range, 7–18 months), significant improvements were observed in VAS scores for low back pain (from 7.8±0.8 to 2.1±1.4) and leg pain (from 8.1±1.3 to 1.9±1.5) as well as ODI scores (from 50.4±15.4 to 14.8±10.5). The cohort consisted of patients with grades 1 (73.2%) and 2 LS (26.8%) at L4–L5 (58.6%), L5–S1 (34.1%), and L3–L4 (7.3%) levels. The mean operation time was 182.8±36.4 minutes, with a mean intraoperative blood loss of 190.5±81.3 mL and a mean hospital stay of 7.2±3.6 days. Successful fusion (Bridwell grades I/II) was achieved in 82.9% of the cases, with a 4.9% incidence of cage subsidence. Minor complications included durotomies in two patients (4.9%), whereas no major complications, such as nerve root injury, hardware-related issues, or postoperative infections, were reported.
Conclusions
The described BE-LIF technique, using HA bone grafts, which are an autologous bone from the preserved IAP, and a TLIF cage, is a viable, safe, and effective option for treating low-grade LS. This approach achieves favorable clinical outcomes and high fusion rates, which provides a cost-effective alternative to advanced surgical implants.
2.Effectiveness of biportal endoscopic lumbar interbody fusion using the multi-layer bone grafting technique: a retrospective study from Vietnam
Tran Vu Hoang DUONG ; Pham Anh TUAN ; Huynh Van VU ; Chu Van LAM ; Le Tan LINH ; Phan DUY ; Wongthawat LIAWRUNGRUEANG
Asian Spine Journal 2025;19(2):228-241
Methods:
This study included 41 patients with single-level grades 1 or 2 LS from February 2023 to February 2024. Clinical outcomes were assessed using the Visual Analog Scale (VAS) for back and leg pain and the Oswestry Disability Index (ODI). Bridwell fusion grades were evaluated via lumbar spine computed tomography performed 6 months postoperatively.
Results:
Over a mean follow-up period of 10.6 months (range, 7–18 months), significant improvements were observed in VAS scores for low back pain (from 7.8±0.8 to 2.1±1.4) and leg pain (from 8.1±1.3 to 1.9±1.5) as well as ODI scores (from 50.4±15.4 to 14.8±10.5). The cohort consisted of patients with grades 1 (73.2%) and 2 LS (26.8%) at L4–L5 (58.6%), L5–S1 (34.1%), and L3–L4 (7.3%) levels. The mean operation time was 182.8±36.4 minutes, with a mean intraoperative blood loss of 190.5±81.3 mL and a mean hospital stay of 7.2±3.6 days. Successful fusion (Bridwell grades I/II) was achieved in 82.9% of the cases, with a 4.9% incidence of cage subsidence. Minor complications included durotomies in two patients (4.9%), whereas no major complications, such as nerve root injury, hardware-related issues, or postoperative infections, were reported.
Conclusions
The described BE-LIF technique, using HA bone grafts, which are an autologous bone from the preserved IAP, and a TLIF cage, is a viable, safe, and effective option for treating low-grade LS. This approach achieves favorable clinical outcomes and high fusion rates, which provides a cost-effective alternative to advanced surgical implants.
3.Effectiveness of biportal endoscopic lumbar interbody fusion using the multi-layer bone grafting technique: a retrospective study from Vietnam
Tran Vu Hoang DUONG ; Pham Anh TUAN ; Huynh Van VU ; Chu Van LAM ; Le Tan LINH ; Phan DUY ; Wongthawat LIAWRUNGRUEANG
Asian Spine Journal 2025;19(2):228-241
Methods:
This study included 41 patients with single-level grades 1 or 2 LS from February 2023 to February 2024. Clinical outcomes were assessed using the Visual Analog Scale (VAS) for back and leg pain and the Oswestry Disability Index (ODI). Bridwell fusion grades were evaluated via lumbar spine computed tomography performed 6 months postoperatively.
Results:
Over a mean follow-up period of 10.6 months (range, 7–18 months), significant improvements were observed in VAS scores for low back pain (from 7.8±0.8 to 2.1±1.4) and leg pain (from 8.1±1.3 to 1.9±1.5) as well as ODI scores (from 50.4±15.4 to 14.8±10.5). The cohort consisted of patients with grades 1 (73.2%) and 2 LS (26.8%) at L4–L5 (58.6%), L5–S1 (34.1%), and L3–L4 (7.3%) levels. The mean operation time was 182.8±36.4 minutes, with a mean intraoperative blood loss of 190.5±81.3 mL and a mean hospital stay of 7.2±3.6 days. Successful fusion (Bridwell grades I/II) was achieved in 82.9% of the cases, with a 4.9% incidence of cage subsidence. Minor complications included durotomies in two patients (4.9%), whereas no major complications, such as nerve root injury, hardware-related issues, or postoperative infections, were reported.
Conclusions
The described BE-LIF technique, using HA bone grafts, which are an autologous bone from the preserved IAP, and a TLIF cage, is a viable, safe, and effective option for treating low-grade LS. This approach achieves favorable clinical outcomes and high fusion rates, which provides a cost-effective alternative to advanced surgical implants.
4.Large-scale salmonella outbreak associated with banh mi, Viet Nam, 2024
Tinh Huu Ho ; Phuong Hoai Hoang ; Lam Vo Thi Ngoc ; Minh Nguyen Dinh ; Dong Do Thanh ; Viet Nguyen Dinh ; O Phan Van ; Phuong Nguyen Thi Lan ; Thanh Nguyen Quoc ; Nhan Ho The ; Nhan Le Dinh Trong ; Chinh Van Dang
Western Pacific Surveillance and Response 2024;15(3):36-42
Objective: To investigate the cause of a foodborne outbreak that occurred in Dong Nai province, Viet Nam, in 2024, and implement control measures.
Methods: An initial investigation was conducted to confirm the outbreak, which was followed by epidemiological and environmental investigations to find the plausible causative food item. Clinical specimens and food samples were tested to identify the pathogen.
Results: A total of 547 symptomatic cases were recorded, of whom two were in severe condition requiring extracorporeal membrane oxygenation and ventilation, one of whom died. Among 99 interviewed cases, the mean incubation time was 9 hours (range 2–24 hours), with the main symptoms being fever, abdominal pain, diarrhoea and vomiting. All patients had eaten banh mi from a local bakery. Salmonella spp. were identified in food samples and clinical specimens. The bakery halted production, and the outbreak ended after 1 week.
Discussion: All the patients were exposed to only one food in common, which facilitated the investigation process. This outbreak is a reminder to small retailers and take-away shops of the importance of food safety management in preventing similar future outbreaks. All food handlers must comply with food hygiene principles, especially in hot temperatures, which boosts bacterial growth.
5.Preliminary Outcomes of Patients with Lumbar Disc Herniation Undergoing Unilateral Biportal Endoscopic Spine Surgery: A Single-Center Retrospective Study in Vietnam
Tran Vu Hoang DUONG ; Pham Anh TUAN ; Pham Quoc LINH ; Le Tan BAO ; Huynh Van VU ; Chu Van LAM ; Le Tan LINH ; Vo Anh HUNG ; Phan DUY
Journal of Minimally Invasive Spine Surgery and Technique 2024;9(2):84-93
Objective:
Unilateral biportal endoscopic (UBE) treatment for lumbar disc herniation (LDH) is an advanced surgical procedure that has recently gained popularity. Numerous reports from developed countries have demonstrated the effectiveness of this minimally invasive technique. We evaluated the initial outcomes of UBE at a healthcare facility with limited resources.
Methods:
Clinical and radiographic data of 82 patients with LDH treated between July 2022 and June 2023 using UBE discectomy techniques, including the ipsilateral interlaminar approach, contralateral sublaminar approach, and paraspinal approach, were reviewed. Outcomes were analyzed in terms of the modified MacNab criteria, Japanese Orthopaedic Association (JOA) score, and visual analogue scale (VAS), with a mean follow-up of 3.1 months.
Results:
At the final follow-up, the mean VAS for low back pain improved from 4.5±1.0 to 1.2±0.4 and the VAS for leg pain improved from 7.8±0.9 to 1.6±0.5. The mean JOA score improved from 13.5±2.4 to 24.2±2.1. The modified MacNab criteria were excellent in 56 patients (68.3%), good in 22 (26.9%), and fair in 4 (4.8%). In total, 106 levels of LDH were treated. L4–5 disc herniation was performed in 55 patients (51.9%), L5–S1 in 36 (34.0%), L3–4 in 8 (7.5%), L2–3 in 6 (5.7%), and L1–2 in 1 (0.9%). The ipsilateral interlaminar approach was performed in 93 patients (87.7%), the contralateral sublaminar approach in 7 (6.6%), and the paraspinal approach in 6 (5.7%). Operative time significantly improved after performing 20 cases. In the early stage (1–20 cases), the operation time per level was 102.0±28.2 min, while in the next stage (21–82 cases) it was 78.1±20.4 minutes. No serious complications, including cauda equine syndrome or root palsy, were observed. Three patients had dural tears (2.8%), and 1 had epidural hematoma (0.9%).
Conclusion
UBE discectomy may be performed safely and effectively for the treatment of LDH in limited-resource settings.
6.Initial results of the change of periostin in non-ST elevation myocardial infarction patients after 3 months
Trung Tin NGUYEN ; Chi Thang DOAN ; Van Minh HUYNH ; Thi Minh Phuong PHAN
Hue Journal of Medicine and Pharmacy 2023;13(7):46-51
Background: Periostin (PN) concentration increases in the blood of patients after acute myocardial infarction (AMI) and affects the process of cardiac remodelling leading to myocardial fibrosis. This study aimed to evaluate the correlation between serum PN levels with cardiac function and short-term prognosis (after 3 months of AMI) in patients with non-ST-elevation AMI. Methods: Case-control study, 3-month follow-up. 35 patients with AMI and 37 healthy people were chosen as the control group. In the group of patients, serum PN was obtained from day 5 - 7 of the disease. The correlation between PN and TIMI, GRACE scores, body mass index (BMI), laboratory findings, and 3-month post-MI data including pro B-type natriuretic peptide (pro-BNP) and echocardiographic parameters. Results: Serum PN levels increased significantly when patients had AMI, negatively correlated with ejection fraction (EF) (r = - 0.462, p = 0.005), positively correlated with left ventricular end-diastolic diameter (LVDd) (r = 0.413, p = 0.014). Conclusions: AMI increases serum PN levels, and PN can be used to predict cardiac function 3 months after MI in patients with non-ST elevation AMI.
7.Update on antibiotic resistance of common pathogenical bacteria isolated in Hue University of Medicine and Pharmacy Hospital
Dinh Binh TRAN ; Viet Quynh Tram NGO ; Thi Bao Chi LE ; Thi Chau Anh NGUYEN ; Hoang Bach NGUYEN ; Van Bao Thang PHAN ; Thi Khanh Linh NGUYEN ; Nu Xuan Thanh LE ; Thi Dang Khoa NGUYEN ; Thi Tuyen NGUYEN ; Thi Thuy UNG ; Thi Hai DINH ; Thi Ngoc Mai DUONG ; Minh Ngoc HOANG ; Viet Tu NGUYEN ; Le Bich Ngoc HOANG ; Tuan Khoi TRAN ; Doan Hieu TRAN ; Thi Tuyet Ngoc TRAN ; Van An LE
Hue Journal of Medicine and Pharmacy 2023;13(7):66-74
Backgroud: The aim of this study is to update on antibiotic resistance of common pathogenical bacteria isolated in Hue University of Medicine and Pharmacy Hospital (Hue UMP Hospital). Methodology: Use of the agar disk diffusion method to test the susceptibility to antimicrobial agents of 3709 bacterial strains from infected patients hospitalized in Hue UMP Hospital in 2020 - 2022. Results: Among 3709 strains of pathogenical bacteria isolated, S.aureus was found with the rate of 29.9%, followed by E. coli (24.5%), Pseudomonas aeruginasa (17.8%), Enterococcus spp. (11.8%), Klebsiella spp (9.7%) and Acinetobacter spp (4.1%). The proportion of bacterial isolates has changed, but Staphylococcus aureus is still highest rate. S.aureus is resistant to many antibiotics, but MRSA strains have decreased significantly, from 73.3% in 2020 to 62.5% in 2022. Pseudomonas aeruginosa was resistant to some of the group A recommended antibiotics such as ceftazidime, piperacillin-tazobactam with the rate of 56.6% and 48.7%. The percentage of E. coli with ESBL strains (+) was at 28.2% - 30.3%. Enterococus spp strains are still sensitive to vancomycin (83.1% - 91.9%). The rate of Klebsiella ESBL (+) is only 6.9% to 8.2%. The strains of Acinetobacter spp were highly resistant to Piperacillin (100%) and Ceftriaxone (96.5%) but they are still sensitive to imipenems 70 - 71%, highly sensitive to Doxycillin (95.2%) and Cefotaxime (88.4%). Conclusion: Many bacterial strains are resistant to many commonly antibiotics. Providing timely, regular, and effective management of antibiotic resistance patterns for common pathogenic bacteria in hospitals, will help reduce the risk of bacterial resistance.
8.Effects of soaking duration and incubation conditions on GABA biosynthesis in MangBuk brown rice of Vietnam
Ho Thi Ngoc Tram ; Phan Phuoc Hien ; Thi Mong Diep Nguyen
Malaysian Journal of Nutrition 2022;28(No.3):315-325
Introduction: Many people are currently interested in improving and maintaining
their health status by changing their dietary habits, like eating more natural foods;
thus sprout products are becoming increasingly popular. In this context, sprouted
brown rice grains are an excellent example of functional food, because besides their
nutritive value, they also lower the risk of various diseases and/or exert healthpromoting effects. In this paper, we focused on the bioactive compound γ-aminobutyric
acid (GABA) in germinated brown rice. GABA is known as an important amino acid
that can help reduce hypertension and inhibit cancer cells development. Methods:
We investigated the hydration characteristics of brown rice by drying them in a
moisture analyser at 130°C until reaching a constant weight. The effects of soaking
(duration and pH of soaking solution), as well as incubation conditions (temperature
and time) on GABA biosynthesis in MangBuk brown rice of Vietnam were measured.
Quantification of GABA was measured using a spectrophotometer. Results: GABA
content in MangBuk type 1 brown rice was higher than in type 2. GABA content
reached its highest value at 691.88 µg/g for type 1 rice and 596.48 µg/g for type 2
rice when MangBuk brown rice was soaked in a pH 7 water at 30°C for 12 hours, and
then incubated at 35°C for 30 hours in aerobic condition. Conclusion: Germination
conditions modified the content of biologically active compounds in MangBuk soft
and hard rice varieties. GABA was synthesised during germination based on three
factors, namely time of incubation, temperature of incubation, and pH of solution.
9.Laparoscopic Hartmann reversal: experiences from a developing country
Dung Anh NGUYEN ; Tuong-Anh MAI-PHAN ; Truc Thanh THAI ; Hai Van NGUYEN
Annals of Coloproctology 2022;38(4):297-300
Purpose:
Laparoscopic surgery is considered a promising approach for Hartmann reversal but is also a complicated major surgical procedure. We conducted a retrospective analysis at a city hospital in Vietnam to evaluate the treatment technique and outcomes of laparoscopic Hartmann reversal (LHR).
Methods:
A colorectal surgery database in 5 years between 2015 and 2019 (1,175 cases in total) was retrieved to collect 35 consecutive patients undergoing LHR.
Results:
The patients had a median age of 61 years old. The median operative time was 185 minutes. All the procedures were first attempted laparoscopically with a conversion rate of 20.0% (7 of 35 cases). There was no intraoperative complication. Postoperative mortality and morbidity were 0 and 11.4% (2 medical, 1 deep surgical site infection, and 1 anastomotic leak required reoperation) respectively. The median time to first bowel activity was 2.8 days and median length of hospital stay was 8 days.
Conclusion
When performed by skilled surgeons, LHR is a feasible and safe operation with acceptable morbidity rate.
10.The Impact of Covid-19 on Older Adults' Finances, Well-Being and Fear
Chan Van Huynh ; Hai Thanh Phan ; Xuan Thanh Kieu Nguyen ; Kim-Sang Nguyen-Thi ; Vinh-Long Tran-Chi
ASEAN Journal of Psychiatry 2022;23(no. 1):1-8
The COVID-19 pandemic outbreak and subsequent lockdowns impacted the mental health of numerous sociodemographic groups globally. This crisis can produce stress, overwhelm, and powerful emotions in susceptible people, especially older persons. Our study examined the relationship between well-being and fear of COVID-19 among older persons residing in Ho Chi Minh City, Vietnam, during the pandemic. A sociodemographic survey was undertaken. Two scales are used for a month of the COVID-19 outbreak: the Mental Health Continuum Short Form (MHC-SF) and the Fear of COVID-19 Scale (FCV-19S). We surveyed 158 senior citizens in Ho Chi Minh City between February and April 2021. There was no lockdown in Ho Chi Minh before the fourth wave of infection. Despite this, citizens have maintained high compliance with coronavirus prophylaxis. Sociodemographic data were described using descriptive statistics. A one-way MANOVA assessed the financial impact on older individuals' well-being. The Pearson correlation was employed to find the link between happiness and COVID-19 dread. During the COVID-19 pandemic, older persons who received various monthly allowances had statistically significant emotional and psychological well-being differences. There was no association between well-being and COVID-19 dread. The COVID-19 epidemic has disproportionately affected vulnerable groups. Older individuals are a risk population that requires material and mental care.


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