Publications by authors named "Tri Dinh"

Most paleoclimate studies of Mainland Southeast Asia hydroclimate focus on the summer monsoon, with few studies investigating rainfall in other seasons. Here, we present a multiproxy stalagmite record (45,000 to 4,000 years) from central Vietnam, a region that receives most of its annual rainfall in autumn (September-November). We find evidence of a prolonged dry period spanning the last glacial maximum that is punctuated by an abrupt shift to wetter conditions during the deglaciation at ~14 ka.

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Purpose: Postoperative venous thromboembolism (VTE) can potentially be associated with significant morbidity, mortality, and healthcare costs. The aim of this study was to determine the utilization of Caprini guideline indicated VTE in elective gynecologic surgery patients and its impact on postoperative VTE and bleeding complications.

Methods: This was a retrospective cohort study of elective gynecologic surgical procedures performed between January 1, 2016, and May 31, 2021.

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Objective: To determine the effectiveness of communication training and its impact on burnout among healthcare providers (physicians, physician assistants, nurse practitioners), in the setting of the COVID-19 pandemic.

Methods: To evaluate the effectiveness of communication training on burnout during the COVID-19 pandemic, healthcare providers participating in a Communication in Healthcare (CIH) module between October 31, 2019, through February 20, 2020, were identified using a scanned sign-in sheet. A 3-question online survey regarding the utilization of communication skills during the COVID-19 pandemic was sent via email.

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Study Objective: To gather validity evidence for and determine acceptability of Surgical Science-Simbionix Hysterectomy Modules for the DaVinci Xi console simulation system (software; 3D Systems by Simbionix [now Surgical Science-Simbionix], Littleton, CO, and hardware; Intuitive Surgical, Inc., Sunnyvale, CA) and evaluate performance benchmarks between novice and experienced or expert surgeons.

Design: Prospective education study (Messick validity framework).

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The advantages of dual console use in robotic surgical education have not been described. The aims of this study are to compare fellow console time, surgical steps performed, and surgical takeovers between attending and fellow surgeons using dual versus single console robotic systems. Participants included minimally invasive gynecologic surgery (MIGS) fellows (N = 3) and subspecialty trained gynecologic surgeons (N = 5).

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Hyperthermic intraperitoneal chemotherapy (HIPEC) has been used for decades as a treatment for disseminated abdominal malignancies, including pseudomyxoma peritonei and peritoneal mesothelioma. HIPEC had been used to treat recurrent ovarian cancer only when curative options were lacking, but new data indicate that it may be suitable as a primary treatment for patients with late-stage epithelial ovarian cancer, increasing the recurrence-free time interval and improving quality of life. However, treatment can be challenging because of patient trauma from surgery, combined with the toxicity and high temperature of the chemotherapeutic agents.

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Study Objective: The "illusion of validity" is a cognitive bias in which the ability to interpret and predict surgical performance accurately is overestimated. To address this bias, we assessed participants comparing fundamentals of laparoscopic surgery (FLS) and non-FLS tasks with cadaveric vaginal cuff suturing to determine the most representative simulation task for laparoscopic vaginal cuff suturing.

Design: Validity (Messick framework) study comparing FLS and non-FLS tasks with cadaveric vaginal cuff suturing.

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Aberrancies in the tumor microvasculature limit the systemic delivery of anticancer agents, which impedes tumor response. Using human intravital microscopy (HIVM), we hypothesized that HIVM would be feasible in patients with peritoneal carcinomatosis (PC). During cytoreductive surgery with hyperthermic intraperitoneal chemotherapy for PC, HIVM was performed in both tumor and non-tumor areas.

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Objective: We describe a phase II clinical trial of the combination of ribociclib and letrozole for treatment of relapsed oestrogen receptor (ER)-positive ovarian cancer (OC) and endometrial cancer (EC). The primary endpoint was the proportion of patients alive, progression-free survival (PFS), and still on treatment at 12 weeks (PFS12), with 45% or greater considered positive.

Methods: Patients with measurable, relapsed ER-positive OC or EC (platinum-sensitive or resistant) were eligible and treated with 400 mg of oral ribociclib and 2.

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Objective: To analyze clinical characteristics and survival of patients with primary vaginal cancer.

Methods: Retrospective analysis of patients with primary squamous, adenocarcinoma and adenosquamous cell carcinoma of the vagina identified from the Mayo Clinic Cancer Registry between 1998 and 2018.

Results: A total of 124 patients were identified: stage I, 39 patients; stage II, 44, stage III, 20 and stage IV, 21.

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Objective: To compare the survival outcomes and surgical radicality between women who underwent open versus robotic radical hysterectomy (RH) for early cervical cancer.

Methods: In this institutional retrospective study, patients with clinical stage IA2- IIA (FIGO 2009) squamous cell, adenocarcinoma and adenosquamous carcinoma of the cervix who underwent either open or robotic RH between 2000 and 2017 were identified. Parametrial width and vaginal length were re-measured from pathology slides.

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Background: The aim of this study was to determine if uterine dimensions on preoperative imaging are associated with route of contained morcellation during laparoscopic hysterectomy.

Methods: This is a prospective cohort study of patients undergoing laparoscopic hysterectomy and requiring morcellation for specimen extraction from March 2017 through August 2019. A contained extraction system was inserted and manual morcellation was performed vaginally, abdominally, or via a combination of both methods in cases of failed vaginal extraction.

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Objective: To investigate the relation of pathologic tumor-free margins and local recurrence in patients who underwent primary surgery for vulvar squamous cell carcinoma.

Methods: In this retrospective analysis, patients with stage I-III vulvar squamous cell carcinoma who underwent primary surgery between 2000 and 2018 were identified from the Mayo Clinic Cancer Registry.

Results: A total of 335 patients were included and divided into three groups according to tumor-free margins: group 1 (<3 mm, n = 32); group 2 (≥3 to <8 mm, n = 151); group 3 (≥8 mm, n = 152).

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Background: Office hysteroscopy (OH) is becoming increasingly popular. Our objective was to determine the use patterns, reported pain scores, and success rates of OH with the 2.9 mm Storz TrophyScope and handheld portable Cooper surgical Endosee device in a clinic without previous office hysteroscopy experience.

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Study Objective: Determine the prevalence of burnout and frustration among participants currently completing a fellowship in minimally invasive gynecologic surgery (FMIGS).

Design: Cross-sectional survey.

Setting: An anonymous survey was distributed to fellows in November 2018.

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Objective: To investigate progression-free survival (PFS) and overall survival (OS) between women who underwent surgical versus radiographic assessment of pelvic lymph nodes (PLN) and para-aortic lymph nodes (PALN) prior to chemoradiation therapy for cervical cancer.

Methods: In this retrospective cohort analysis, patients with stage IB2 - IIIB squamous cell, adenocarcinoma and adenosquamous carcinoma of the cervix who completed concurrent chemoradiation therapy (CCRT) between 2000 and 2017 from the Mayo Clinic Cancer Registry were identified. A 1:2 propensity score matching between surgical and imaging groups was performed and PFS and OS were compared between groups.

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Patients with primary or secondary antibody deficiency (PAD or SAD) are at increased risk of recurrent infections that can be alleviated by immunoglobulin replacement therapy (IRT). In addition to replenishing antibody levels, IRT has been suggested to modulate immune response in patients with antibody deficiency. Although both commonly treated with IRT, the underlying causes of PAD and SAD vary greatly, suggesting differential modulation of T-cell function that may lead to different responses to IRT.

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•Superior mesenteric vein thrombosis (SMVT) is rare but seen in patients with hypercoagulable states.•Prevention of mortality in patients with SMVT requires immediate diagnosis and complex management.•A hierarchical approach to treatment progresses to more aggressive treatment as needed.

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Ovarian cancer is a heterogeneous disease having the highest gynecologic fatality in the United States with a 5-year survival rate of 46.5%. Poor overall prognosis is mostly attributed to inadequate screening tools, and the majority of diagnoses occur at late stages of the disease.

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This study describes the use of the Internet for health information research by patients attending a gynecologic oncology practice and examines the association between its use and anxiety. A self-administered survey assessed patients' demographic information and Internet use. The Hospital Anxiety and Depression Scale (HADS) and the State-Trait Anxiety Inventory (STAI) were administered concurrently.

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Study Objective: To demonstrate the process for establishing or refuting validity for the Limbs and Things hysterectomy model.

Design: Prospective study using Kane's framework for establishing validity (Canadian Task Force classification: II-2).

Setting: Total laparoscopic hysterectomy (TLH) assessments completed in the operating room (OR) and simulation at 3 academic medical centers.

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Introduction: It was observed that women with aneurysmal subarachnoid hemorrhage (aSAH) tended to have earlier menses than a typical 21- to 28-day cycle. The goal was to determine whether there is an association between aSAH and early onset of menses.

Methods: All cases of aSAH in women aged 18 to 55 years who were admitted to our facility's neuroscience intensive care unit from June 1, 2011, to June 30, 2012, were reviewed.

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