1.Laparoscopic total pancreatectomy with total mesopancreas dissection using counterclockwise technique and tail-first approach
Thanh Khiem NGUYEN ; Ham Hoi NGUYEN ; Tuan Hiep LUONG ; Thanh Tung LAI ; Van Duy LE ; Pisey CHANTHA
Annals of Hepato-Biliary-Pancreatic Surgery 2025;29(1):79-82
Laparoscopic total pancreatectomy (LTP) is technically challenging and infrequently documented in the literature. In this paper, we present a new approach for performing fully LTP, a pancreatic tail-first approach with a counterclockwise technique, to accomplish total mesopancreas dissection and standard lymphadenectomy en bloc. Firstly, the tail and body of the pancreas without the spleen were dissected retrogradely, starting from the lower border of the body of pancreas and then from left to right. After that, a counterclockwise dissection of the tail and body of the pancreas was performed. The splenic artery and vein were divided at the terminal end of the pancreatic tail. The spleen was preserved. The entire body and tail of the pancreas were then pulled to the right side. This maneuver facilitated the isolation and dissection of arteries in the retropancreatic region more easily via laparoscopy, including the splenic artery, gastroduodenal artery, and supporting superior mesenteric artery first-approach. It also enabled total mesopancreas dissection.The inferior pancreaticoduodenal artery was resected last during this phase. The remainder of the dissection was like that of a laparoscopic pancreaticoduodenectomy with total mesopancreas dissection, involving two laparoscopic manual anastomoses. The operative time was 490 minutes and the total blood loss was 100 mL. Pathology revealed a low-grade intraductal papillary mucinous neoplasm extending from the head to the tail of the pancreas.
2.Laparoscopic total pancreatectomy with total mesopancreas dissection using counterclockwise technique and tail-first approach
Thanh Khiem NGUYEN ; Ham Hoi NGUYEN ; Tuan Hiep LUONG ; Thanh Tung LAI ; Van Duy LE ; Pisey CHANTHA
Annals of Hepato-Biliary-Pancreatic Surgery 2025;29(1):79-82
Laparoscopic total pancreatectomy (LTP) is technically challenging and infrequently documented in the literature. In this paper, we present a new approach for performing fully LTP, a pancreatic tail-first approach with a counterclockwise technique, to accomplish total mesopancreas dissection and standard lymphadenectomy en bloc. Firstly, the tail and body of the pancreas without the spleen were dissected retrogradely, starting from the lower border of the body of pancreas and then from left to right. After that, a counterclockwise dissection of the tail and body of the pancreas was performed. The splenic artery and vein were divided at the terminal end of the pancreatic tail. The spleen was preserved. The entire body and tail of the pancreas were then pulled to the right side. This maneuver facilitated the isolation and dissection of arteries in the retropancreatic region more easily via laparoscopy, including the splenic artery, gastroduodenal artery, and supporting superior mesenteric artery first-approach. It also enabled total mesopancreas dissection.The inferior pancreaticoduodenal artery was resected last during this phase. The remainder of the dissection was like that of a laparoscopic pancreaticoduodenectomy with total mesopancreas dissection, involving two laparoscopic manual anastomoses. The operative time was 490 minutes and the total blood loss was 100 mL. Pathology revealed a low-grade intraductal papillary mucinous neoplasm extending from the head to the tail of the pancreas.
3.Laparoscopic total pancreatectomy with total mesopancreas dissection using counterclockwise technique and tail-first approach
Thanh Khiem NGUYEN ; Ham Hoi NGUYEN ; Tuan Hiep LUONG ; Thanh Tung LAI ; Van Duy LE ; Pisey CHANTHA
Annals of Hepato-Biliary-Pancreatic Surgery 2025;29(1):79-82
Laparoscopic total pancreatectomy (LTP) is technically challenging and infrequently documented in the literature. In this paper, we present a new approach for performing fully LTP, a pancreatic tail-first approach with a counterclockwise technique, to accomplish total mesopancreas dissection and standard lymphadenectomy en bloc. Firstly, the tail and body of the pancreas without the spleen were dissected retrogradely, starting from the lower border of the body of pancreas and then from left to right. After that, a counterclockwise dissection of the tail and body of the pancreas was performed. The splenic artery and vein were divided at the terminal end of the pancreatic tail. The spleen was preserved. The entire body and tail of the pancreas were then pulled to the right side. This maneuver facilitated the isolation and dissection of arteries in the retropancreatic region more easily via laparoscopy, including the splenic artery, gastroduodenal artery, and supporting superior mesenteric artery first-approach. It also enabled total mesopancreas dissection.The inferior pancreaticoduodenal artery was resected last during this phase. The remainder of the dissection was like that of a laparoscopic pancreaticoduodenectomy with total mesopancreas dissection, involving two laparoscopic manual anastomoses. The operative time was 490 minutes and the total blood loss was 100 mL. Pathology revealed a low-grade intraductal papillary mucinous neoplasm extending from the head to the tail of the pancreas.
4.Pancreaticoduodenectomy with superior mesenteric artery first-approach combined total meso-pancreas excision for periampullary malignancies:A high-volume single-center experience with short-term outcomes
Thanh Khiem NGUYEN ; Ham Hoi NGUYEN ; Tuan Hiep LUONG ; Kim Khue DANG ; Van Duy LE ; Duc Dung TRAN ; Van Minh DO ; Hong Quang PHAM ; Hoan My PHAM ; Thi Lan TRAN ; Cuong Thinh NGUYEN ; Hong Son TRINH ; Yosuke INOUE
Annals of Hepato-Biliary-Pancreatic Surgery 2024;28(1):59-69
Background:
s/Aims: Pancreaticoduodenectomy (PD) is the only radical treatment for periampullary malignancies. Superior mesenteric artery (SMA) first approach combined with total meso-pancreas (MP) excision was conducted to improve the oncological results.There has not been any previous research of a technique that combines the SMA first approach and total MP excision with a detailed description of the MP macroscopical shape.
Methods:
We prospectively assessed 77 patients with periampullary malignancies between October 2020 and March 2022 (18 months). All patients had undergone PD with SMA first approach combined total MP excision. The perioperative indications, clinical data, intra-operative index, R0 resection rate of postoperative pathological specimens (especially mesopancreatic margin), postoperative complications, and follow-up results were evaluated.
Results:
The median operative time was 289.6 min (178−540 min), the median intraoperative blood loss was 209 mL (30−1,600 mL).Microscopically, there were 19 (24.7%) cases with metastatic MP, and five cases (6.5%) with R1-resection of the MP. The number of lymph nodes (LNs) harvested and metastatic LNs were 27.2 (maximum was 74) and 1.8 (maximum was 16), respectively. Some (46.8%) patients had pancreatic fistula, but mostly in grade A, with 7 patients (9.1%) who required re-operations. Some 18.2% of cases developed postoperative refractory diarrhea. The rate of in-hospital mortality was 1.3%.
Conclusions
The PD with SMA first approach combined TMpE for periampullary malignancies was effective in achieving superior oncological statistics (rate of MP R0-resection and number of total resected LNs) with non-inferior short-term outcomes. It is necessary to evaluate survival outcomes with long-term follow-up.
5.Parenchymal-sparing anatomical hepatectomy based on portal ramification of the right anterior section: A prospective multicenter experience with short-term outcomes
Truong Giang NGUYEN ; Thanh Khiem NGUYEN ; Ham Hoi NGUYEN ; Hong Son TRINH ; Tuan Hiep LUONG ; Minh Trong NGUYEN ; Van Duy LE ; Hai Dang DO ; Kieu Hung NGUYEN ; Van Minh DO ; Quang Huy TRAN ; Cuong Thinh NGUYEN
Annals of Hepato-Biliary-Pancreatic Surgery 2024;28(1):25-33
Background:
s/Aims: Parenchymal-sparing anatomical hepatectomy (Ps–AH) based on portal ramification of the right anterior section (RAS) is a new technique to avoid unnecessarily transecting too much liver parenchyma, especially in cases of major anatomical hepatectomy.
Methods:
We prospectively assessed 26 patients with primary hepatic malignancies having undergone major Ps–AH based on portal ramification of the RAS from August 2018 to August 2022 (48 months). The perioperative indications, clinical data, intra-operative index, pathological postoperative specimens, postoperative complications, and follow-up results were retrospectively evaluated.
Results:
Among the 26 patients analyzed, there was just one case that had intrahepatic cholangiocarcinoma The preoperative level of α– Fetoprotein was 25.2 ng/mL. All cases (100%) had Child–Pugh A liver function preoperatively. The ventral/dorsal RAS was preserved in 19 and 7 patients, respectively. The mean surgical margin was 6.2 mm. The mean surgical time was 228.5 minutes, while the mean blood loss was 255 mL. In pathology, 5 cases (19.2%) had microvascular invasion, and in the group of HCC patients, 92% of all cases had moderate or poor tumor differentiation. Six cases (23.1%) of postoperative complications were graded over III according to the Clavien–Dindo system, including in three patients resistant ascites or intra-abdominal abscess that required intervention.
Conclusions
Parenchymal-sparing anatomical hepatectomy based on portal ramification of the RAS to achieve R0-resection was safe and effective, with favorable short-term outcomes. This technique can be used widely in clinical practice.
6.Predictors of twin pregnancy in in vitro fertilization with intracytoplasmic sperm injection cycles with day 3 double embryo transfer
Duy Le NGUYEN ; Hieu Le-Trung HOANG ; Vu Ngoc-Anh HO ; Toan Duong PHAM ; Nam Thanh NGUYEN ; Van Thi-Thu TRAN ; Tuong Manh HO ; Lan Ngoc VUONG
Clinical and Experimental Reproductive Medicine 2024;51(1):69-74
Objective:
The purpose of this study was to identify factors associated with twin pregnancy following day 3 double embryo transfer (DET).
Methods:
This retrospective cohort study incorporated data from 16,972 day 3 DET cycles. The participants were women aged between 18 and 45 years who underwent in vitro fertilization with intracytoplasmic sperm injection (IVF/ICSI) at My Duc Assisted Reproduction Technique Unit (IVFMD), My Duc Hospital, located in Ho Chi Minh City, Vietnam.
Results:
Of the 16,972 day 3 DET cycles investigated, 8,812 (51.9%) resulted in pregnancy. Of these, 6,108 cycles led to clinical pregnancy, with 1,543 (25.3% of clinical pregnancies) being twin pregnancies. Factors associated with twin pregnancy included age under 35 years (odds ratio [OR], 1.5; 95% confidence interval [CI], 1.32 to 1.71; p<0.001) and cycles involving the transfer of at least one grade I embryo. Relative to the transfer of two grade III embryos, the risk of twin pregnancy was significantly elevated following the transfer of two grade I embryos (OR, 1.40; 95% CI, 1.16 to 1.69; p<0.001) or a combination of one grade I and one grade II embryo (OR, 1.27; 95% CI, 1.05 to 1.55; p=0.001).
Conclusion
By analyzing a large number of IVF/ICSI cycles, we identified several predictors of twin pregnancy. These findings can assist medical professionals in tailoring treatment strategies for couples with infertility.
7.Clinical and Laboratory Characteristics of Kawasaki Disease and COVID-19-Related Multisystem Inflammatory Syndrome in Children
Duc Long PHI ; Thi Loi DAO ; Minh MANH TO ; Thanh Binh NGUYEN ; Duy Cuong NGUYEN ; Philippe GAUTRET ; Van Thuan HOANG
Journal of Korean Medical Science 2023;38(49):e410-
Geographical and racial factors constitute important distinctions between Kawasaki disease (KD) and multisystem inflammatory syndrome in children (MIS-C), but no study has been conducted in Vietnam. Forty-one children with KD from January 2018 to July 2020 and 42 with KD/MIS-C from August 2020 to December 2022 were included in this study. Of the patients, 52.3% were aged between 12 and 35 months. Only two were aged over 5 years, and both were belong to the KD/MIS-C group. A 59.5% of the patients were male. Apart from fever, all symptoms tended to be more frequent in patients with KD/MIS-C. The prevalence of diffuse skin rash, hand and foot edema or erythema and gastrointestinal signs was significantly higher in patients hospitalized with KD/MIS-C. There was no significant difference in laboratory findings between the two groups. Coronary artery dilation was more frequently observed in patients with KD/MIS-C compared to those with KD (40.5% vs. 14.6%, P = 0.009).
8.Study on clinical characteristics and some risk factors for preeclampsia
Dác Duy Nghiem NGUYẼN ; Minh Tháng TRÀN ; Thị Kim Anh NGUYẼN ; Van Dúc VÕ ; Thị Linh Giang TRUONG ; Tràn Thảo Nguyen NGUYẼN ; Phan Tuỏng Quỳnh LE ; Thị Minh Thi HÀ ; Vũ Quóc Huy NGUYẼN
Hue Journal of Medicine and Pharmacy 2023;13(7):93-100
Background: Preeclampsia is a complex disease caused by pregnancy, with many complications for both mother and fetus, but there is no specific treatment. The purpose of the study is to describe clinical characteristics and survey some risk factors for preeclampsia. Materials and methods: The case-control study included 205 pregnant women with preeclampsia and 205 pregnant women without preeclampsia. Results: In the preeclampsia group, systolic blood pressure, diastolic blood pressure and BMI were 154.9 ± 15.5 mmHg, 96.0 ± 9.7 mmHg and 23.7 ± 3.5 kg/m2, respectively; edema (58.5%), history of preeclampsia (14.1%), early-onset preeclampsia (28.8%) and severe preeclampsia (42.4%). Early onset increased the risk of severe preeclampsia with OR = 3.98 (95% CI: 2.10 - 7.55). 10.8% had complications, in the mother including HELLP syndrome, eclampsia, coagulation disorders and in the fetus including fetal distress, intrauterine growth retardation and premature birth. Maternal age ≥ 35 years old, history of miscarriage, BMI were associated with preeclampsia, with OR 3.36 (95% CI: 2.06 - 5.46); 1.67 (95% CI: 1.04 - 2.67); 6.66 (95% CI: 4.19 - 10.59), respectively. Conclusion: Severe preeclampsia accounted for a high rate, was associated with early onset, and complications were recorded in both mother and fetus. Maternal age, history of miscarriage and overweight were factors that increase the risk of preeclampsia.
9.Systematic sequencing of imported cases leads to detection of SARS-CoV-2 B.1.1.529 (Omicron) variant in central Viet Nam
Do Thai Hung ; Nguyen Bao Trieu ; Do Thi Thu Thuy ; Allison Olmsted ; Trinh Hoang Long ; Nguyen Duc Duy ; Huynh Kim Mai ; Bui Thi Thu Hien ; Nguyen Van Van ; Tran Van Kiem ; Vo Thi Thuy Trang ; Nguyen Truong Duy ; Ton That Thanh ; Huynh Van Dong ; Philip L Gould ; Matthew R Moore
Western Pacific Surveillance and Response 2022;13(4):82-85
As authorities braced for the arrival of the Omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), infrastructure investments and government directives prompted action in central Viet Nam to establish capacity for genomic surveillance sequencing. From 17 November 2021 to 7 January 2022, the Pasteur Institute in Nha Trang sequenced 162 specimens from 98 150 confirmed SARS-CoV-2 cases in the region collected from 8 November to 31 December 2021. Of these, all 127 domestic cases were identified as the B.1.617.2 (Delta) variant, whereas 92% (32/35) of imported cases were identified as the B.1.1.529 (Omicron) variant, all among international flight passengers. Patients were successfully isolated, enabling health-care workers to prepare for additional cases. Most (78%) of the 32 Omicron cases were fully vaccinated, suggesting continued importance of public health and social measures to control the spread of new variants.
10.Prevalence and risk factors for human papillomavirus infection among female sex workers in Hanoi and Ho Chi Minh City, Viet Nam: a cross-sectional study
Quang Duy Pham ; Kiesha Prem ; Tuan Anh Le ; Nguyen Van Trang ; Mark Jit ; Tuan Anh Nguyen ; Van Cao ; Tam-Duong Le-Ha ; Mai Thi Ngoc Chu ; Ly Thi Khanh Le ; Zheng Quan Toh ; Marc Brisson ; Suzanne Garland ; Gerald Murray ; Kathryn Bright ; Duc Anh Dang ; Hau Phuc Trana ; Edward Kim Mulholland
Western Pacific Surveillance and Response 2022;13(4):1-11
Objective:
Female sex workers (FSWs) are at high risk of human papillomavirus (HPV) infections and cervical cancer due to their high number of sexual partners. The objectives of this study were to determine the prevalence of HPV and identify risk factors for high-risk HPV infection among FSWs in Hanoi and Ho Chi Minh City (HCMC), Viet Nam.
Methods:
A cross-sectional study was conducted in Hanoi and HCMC between December 2017 and May 2018. We surveyed and screened 699 FSWs aged ≥18 years for HPV infection and abnormal cytology. A multivariable modified Cox regression model was used to determine risk factors for high-risk HPV infection.
Results
The overall prevalence of any HPV, high-risk HPV and HPV-16/18 infection in the 699 FSWs was 26.3%, 17.6% and 4.0%, respectively, and were similar in both cities. Multiple infections were identified in 127 participants (69.0%).HPV-52 was the most prevalent (7%), followed by HPV-58 (6%). Abnormal cytology was detected in 91 participants (13.0%). FSWs who are divorced (adjusted prevalence ratio [aPR]: 1.96, 95% confidence interval [CI]: 1.01–3.81), widowed (aPR: 3.26, 95% CI: 1.49–7.12) or living alone (aPR: 1.85, 95% CI: 1.01–3.39) were associated with a higher prevalence of high-risk HPV infection.


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