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  1. Book ; Online ; E-Book: Difficult decisions in bariatric surgery

    Alverdy, John / Vigneswaran, Yalini

    (Difficult Decisions in Surgery: an Evidence-Based Approach,)

    2021  

    Abstract: This book provides a practical guide to decision making within bariatric surgery. Through uniform and well-structured chapters, topics relating to patient selection, preoperative preparation, the ethics of bariatric surgery, choice of procedure, ... ...

    Author's details John Alverdy, Yalini Vigneswaran, editors
    Series title Difficult Decisions in Surgery: an Evidence-Based Approach,
    Difficult decisions in surgery ; an evidence-based approach
    Collection Difficult decisions in surgery ; an evidence-based approach
    Abstract This book provides a practical guide to decision making within bariatric surgery. Through uniform and well-structured chapters, topics relating to patient selection, preoperative preparation, the ethics of bariatric surgery, choice of procedure, complications, late failure and management, malabsorptive procedures, and pediatric bariatric surgery are discussed and examined. Difficult Decisions in Bariatric Surgery aims to help readers navigate an increasingly complex surgical specialty and come to reasoned and evidence-based conclusions. This book is of interest to practicing and trainee surgeons, endocrinologists, endoscopists, and pediatricians.
    Keywords Obesity/Surgery
    Subject code 617.43
    Language English
    Size 1 online resource (VIII, 438 p. 12 illus., 9 illus. in color.)
    Edition 1st ed. 2021.
    Publisher Springer
    Publishing place Cham, Switzerland
    Document type Book ; Online ; E-Book
    Remark Zugriff für angemeldete ZB MED-Nutzerinnen und -Nutzer
    ISBN 3-030-55329-9 ; 3-030-55328-0 ; 978-3-030-55329-6 ; 978-3-030-55328-9
    DOI 10.1007/978-3-030-55329-6
    Database ZB MED Catalogue: Medicine, Health, Nutrition, Environment, Agriculture

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  2. Article ; Online: Hidden Port Site Incision for Robotic Foregut and Hepatopancreatobiliary Operation: A Cosmetically Superior Approach.

    Fefferman, Marie L / Zheng, Caiwei / Varsanik, A Mary / Vigneswaran, Yalini

    Journal of the American College of Surgeons

    2024  

    Abstract: While the widespread adoption of minimally invasive surgery has led to improved cosmesis for abdominal operations, visible scars on the abdomen may still have a negative psychosocial impact on patients, especially for those with poor healing. We have ... ...

    Abstract While the widespread adoption of minimally invasive surgery has led to improved cosmesis for abdominal operations, visible scars on the abdomen may still have a negative psychosocial impact on patients, especially for those with poor healing. We have developed a cosmetically favorable, safe, and easily adaptable robotic technique for common foregut and hepatopancreatobiliary procedures with hidden incisions at the level of the pubic hairline to minimize visibility. This technique monopolizes on the unique advantages of the robotic platform to maximize cosmetic outcome while maintaining clinical outcomes and technical ease. Herein we describe how to accomplish this technique for three different procedures: anti-reflux operation, distal pancreatectomy, and small bowel resection. In our experience, this technique of hiding port site incisions at the level of the pubic hairline can be easily adopted for improved patient quality of life and cosmesis. We especially recommend this technique in patients with a history of hypertrophic or keloid scars.
    Language English
    Publishing date 2024-04-18
    Publishing country United States
    Document type Journal Article
    ZDB-ID 1181115-8
    ISSN 1879-1190 ; 1072-7515
    ISSN (online) 1879-1190
    ISSN 1072-7515
    DOI 10.1097/XCS.0000000000001093
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: IDEAL Phase 2a Results: Posterior Rectus Sheath Flap for Hiatal Augmentation in Complex Paraesophageal Hernias.

    Vigneswaran, Yalini / Hussain, Mustafa / Varsanik, M Alyssa / Corvin, Chase / Gottlieb, Lawrence J / Alverdy, John C

    Annals of surgery

    2024  

    Abstract: Objective: To report the developmental phase results of posterior rectus sheath hiatal flap augmentation (PoRSHA), a promising surgical innovation for large and recurrent paraesophageal hernias.: Background: Durable hernia repair for large ... ...

    Abstract Objective: To report the developmental phase results of posterior rectus sheath hiatal flap augmentation (PoRSHA), a promising surgical innovation for large and recurrent paraesophageal hernias.
    Background: Durable hernia repair for large paraesophageal hernias continues to be a surgical challenge. PoRSHA addresses the challenges of current and historical approaches to complex paraesophageal hernias and demonstrates significant promise as a successful alternative approach.
    Methods: Using the IDEAL framework, we outline the technical modifications made over the first 27 consecutive cases using PoRSHA. Outcomes measured included hernia recurrence on routine imaging at 6 months and 2 years, development of a postoperative abdominal wall eventration and incidence of solid food dysphagia.
    Results: Twenty-seven patients at our single institution with type III (n=12), type IV (n=7) or recurrent (n=8) paraesophageal hernias underwent PoRSHA. Surgery was safely and successfully carried out in all cases. Stability of the technique was reached after 16 cases resulting in four main repair types. At an average follow up of 11 months, we observed no radiologic recurrences, no abdominal eventrations or hernias at the donor site and one patient with occasional solid food dysphagia that resolved with dilation.
    Conclusions: PoRSHA can not only be safely added to conventional hiatal hernia repair with appropriate training, but also demonstrates excellent short-term outcome. While the long-term durability with 5 year follow up is still needed, here we provide cautious optimism that PoRSHA may represent a novel solution to the longstanding high recurrence rates observed with current complex PEH repair.
    Language English
    Publishing date 2024-02-20
    Publishing country United States
    Document type Journal Article
    ZDB-ID 340-2
    ISSN 1528-1140 ; 0003-4932
    ISSN (online) 1528-1140
    ISSN 0003-4932
    DOI 10.1097/SLA.0000000000006247
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Supervised weight loss requirements disproportionately affect Black patients seeking weight loss surgery.

    Bryan, Ava Ferguson / McRae, Caridad / Zhang, Jared / Campbell, Paige-Ashley / Mojtahed, Saam A / Hussain, Mustafa / Prachand, Vivek N / Vigneswaran, Yalini

    Surgery for obesity and related diseases : official journal of the American Society for Bariatric Surgery

    2023  Volume 19, Issue 10, Page(s) 1094–1098

    Abstract: Background: We use our high-volume institutional experience with a majority Black population to examine the role of supervised weight loss (SWL) requirements perpetuating disparities in bariatric surgery.: Objective: To determine if there are racial ... ...

    Abstract Background: We use our high-volume institutional experience with a majority Black population to examine the role of supervised weight loss (SWL) requirements perpetuating disparities in bariatric surgery.
    Objective: To determine if there are racial disparities in the required amount of supervised weight loss prior to approval for bariatric surgery.
    Setting: University hospital.
    Methods: A retrospective review was conducted of all patients seen at our institution's bariatric surgery clinic in 2018. Odds of undergoing surgery within 1 year and mean number of SWL requirements were determined using descriptive statistics for Black patients as compared with non-Hispanic White patients. Finally, a logistic model was constructed to examine likelihood of undergoing an operation within 1 year for patients of varying SWL requirements.
    Results: A total of 335 patients were included (75% Black, 25% White). Within 1 year, 37% of Black patients compared with 53% of White patients had undergone an operation (relative risk .7, P = .01). Mean insurance-mandated SWL sessions were significantly higher for Black patients (3.6 ± 2.8) versus non-Hispanic White patients (2.2 ± 2.7) (P < .01). Mean program-mandated SWL sessions were also significantly higher for Black patients (2.5 ± 2.6) versus non-Hispanic White patients (.8 ± 1.8) (P < .01). Increasing SWL requirements significantly reduced the odds of undergoing surgery at 1 year within the entire cohort (odds ratio .86, P < .01).
    Conclusions: Black patients are disproportionally affected by SWL requirements, which strongly correlate with decreased likelihood of undergoing a bariatric operation as compared with their White counterparts. Even after overcoming barriers to see a bariatric surgery provider, Black patients still face disproportionally more barriers to surgery. Bariatric centers must be sensitive to the effect of SWL requirements, as it is negatively associated with the likelihood of a patient receiving a bariatric operation.
    MeSH term(s) Humans ; Obesity, Morbid/surgery ; Bariatric Surgery ; Racial Groups ; Retrospective Studies ; Weight Loss
    Language English
    Publishing date 2023-03-17
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2274243-8
    ISSN 1878-7533 ; 1550-7289
    ISSN (online) 1878-7533
    ISSN 1550-7289
    DOI 10.1016/j.soard.2023.03.006
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: A True Deficit in Surgeons' Knowledge of Costs: In Reply to Dempsey and colleagues.

    Vigneswaran, Yalini / Ujiki, Michael B

    Journal of the American College of Surgeons

    2016  Volume 222, Issue 2, Page(s) 213

    MeSH term(s) Disposable Equipment/economics ; Education, Medical, Continuing ; Hernia, Inguinal/surgery ; Herniorrhaphy/economics ; Hospital Costs/statistics & numerical data ; Humans ; Surgeons/education
    Language English
    Publishing date 2016-02
    Publishing country United States
    Document type Comment ; Letter
    ZDB-ID 1181115-8
    ISSN 1879-1190 ; 1072-7515
    ISSN (online) 1879-1190
    ISSN 1072-7515
    DOI 10.1016/j.jamcollsurg.2015.11.002
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Autologous Posterior Rectus Sheath as a Vascularized Onlay Flap: a Novel Approach to Hiatal Hernia Repair.

    Vigneswaran, Yalini / Bryan, Ava F / Ruhle, Brian / Gottlieb, Lawrence J / Alverdy, John

    Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract

    2021  Volume 26, Issue 1, Page(s) 268–274

    Abstract: Introduction: Complex and recurrent paraesophageal hernia repairs are a challenge for surgeons due to their high recurrence rates despite the use of various prosthetic and suturing techniques.: Methods: Here we describe the use of vascularized fascia ...

    Abstract Introduction: Complex and recurrent paraesophageal hernia repairs are a challenge for surgeons due to their high recurrence rates despite the use of various prosthetic and suturing techniques.
    Methods: Here we describe the use of vascularized fascia harvested from the posterior rectus sheath with peritoneum during robotic hiatal hernia repair in two patients with large complex diaphragmatic defects.
    Results: Successful harvesting and onlay of the right posterior rectus sheath based on a falciform vascular pedicle was achieved robotically by rotating and securing the flap to the diaphragmatic hiatus as an onlay flap following cruroplasty of the hiatal defect.
    Conclusions: In patients with difficult to repair large paraesophageal hernias, we demonstrate a promising new technique to restore the dynamic hiatal complex with the tensile strength of autologous vascularized fascia and peritoneum.
    MeSH term(s) Esophagus/surgery ; Fascia ; Hernia, Hiatal/surgery ; Herniorrhaphy ; Humans ; Laparoscopy
    Language English
    Publishing date 2021-09-10
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2012365-6
    ISSN 1873-4626 ; 1934-3213 ; 1091-255X
    ISSN (online) 1873-4626 ; 1934-3213
    ISSN 1091-255X
    DOI 10.1007/s11605-021-05134-7
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: Peroral endoscopic myotomy: An emerging minimally invasive procedure for achalasia.

    Vigneswaran, Yalini / Ujiki, Michael B

    World journal of gastrointestinal endoscopy

    2015  Volume 7, Issue 14, Page(s) 1129–1134

    Abstract: Peroral endoscopic myotomy (POEM) is an emerging minimally invasive procedure for the treatment of achalasia. Due to the improvements in endoscopic technology and techniques, this procedure allows for submucosal tunneling to safely endoscopically create ... ...

    Abstract Peroral endoscopic myotomy (POEM) is an emerging minimally invasive procedure for the treatment of achalasia. Due to the improvements in endoscopic technology and techniques, this procedure allows for submucosal tunneling to safely endoscopically create a myotomy across the hypertensive lower esophageal sphincter. In the hands of skilled operators and experienced centers, the most common complications of this procedure are related to insufflation and accumulation of gas in the chest and abdominal cavities with relatively low risks of devastating complications such as perforation or delayed bleeding. Several centers worldwide have demonstrated the feasibility of this procedure in not only early achalasia but also other indications such as redo myotomy, sigmoid esophagus and spastic esophagus. Short-term outcomes have showed great clinical efficacy comparable to laparoscopic Heller myotomy (LHM). Concerns related to postoperative gastroesophageal reflux remain, however several groups have demonstrated comparable clinical and objective measures of reflux to LHM. Although long-term outcomes are necessary to better understand durability of the procedure, POEM appears to be a promising new procedure.
    Language English
    Publishing date 2015-10-13
    Publishing country United States
    Document type Journal Article ; Review
    ZDB-ID 2573698-X
    ISSN 1948-5190
    ISSN 1948-5190
    DOI 10.4253/wjge.v7.i14.1129
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: What Is the Appropriate Use of Laparoscopy over Open Procedures in the Current COVID-19 Climate?

    Vigneswaran, Yalini / Prachand, Vivek N / Posner, Mitchell C / Matthews, Jeffrey B / Hussain, Mustafa

    Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract

    2020  Volume 24, Issue 7, Page(s) 1686–1691

    Abstract: Introduction: Among surgeons worldwide, a concern with the use of minimally invasive techniques has been raised due to a proposed risk of viral transmission of the coronavirus disease of 2019 (COVID-19) with the creation of pneumoperitoneum. Due to this ...

    Abstract Introduction: Among surgeons worldwide, a concern with the use of minimally invasive techniques has been raised due to a proposed risk of viral transmission of the coronavirus disease of 2019 (COVID-19) with the creation of pneumoperitoneum. Due to this proposed concern, we sought to collect the available data and evaluate the use of laparoscopy and the risk of COVID-19 transmission.
    Methods: A literature review of viral transmission in surgery and of the available literature regarding the transmission of the COVID-19 virus was performed. We additionally reviewed surgical society guidelines and recommendations regarding surgery during this pandemic.
    Results: Few studies have been performed on viral transmission during surgery, but to date there is no study that demonstrates or can suggest the ability for a virus to be transmitted during surgical treatment whether open or laparoscopic. There is no societal consensus on limiting or restricting laparoscopic or robotic surgery; however, there is expert consensus on the modification of standard practices to minimize any risk of transmission.
    Conclusions: Despite very little evidence to support viral transmission through laparoscopic or open approaches, we recommend making modifications to surgical practice such as the use of smoke evacuation and minimizing energy device use among other measures to minimize operative staff exposure to aerosolized particles.
    MeSH term(s) Betacoronavirus ; COVID-19 ; Coronavirus Infections/prevention & control ; Coronavirus Infections/transmission ; Humans ; Infection Control ; Laparoscopy ; Pandemics/prevention & control ; Patient Selection ; Pneumonia, Viral/prevention & control ; Pneumonia, Viral/transmission ; Robotic Surgical Procedures ; SARS-CoV-2
    Keywords covid19
    Language English
    Publishing date 2020-04-13
    Publishing country United States
    Document type Journal Article ; Review
    ZDB-ID 2012365-6
    ISSN 1873-4626 ; 1934-3213 ; 1091-255X
    ISSN (online) 1873-4626 ; 1934-3213
    ISSN 1091-255X
    DOI 10.1007/s11605-020-04592-9
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: What Is the Appropriate Use of Laparoscopy over Open Procedures in the Current COVID-19 Climate?

    Vigneswaran, Yalini / Prachand, Vivek N. / Posner, Mitchell C. / Matthews, Jeffrey B. / Hussain, Mustafa

    Journal of Gastrointestinal Surgery

    2020  Volume 24, Issue 7, Page(s) 1686–1691

    Keywords Surgery ; Gastroenterology ; covid19
    Language English
    Publisher Springer Science and Business Media LLC
    Publishing country us
    Document type Article ; Online
    ZDB-ID 2012365-6
    ISSN 1934-3213 ; 1873-4626 ; 1091-255X
    ISSN (online) 1934-3213 ; 1873-4626
    ISSN 1091-255X
    DOI 10.1007/s11605-020-04592-9
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  10. Article ; Online: Assessment of Routine Esophagram for Detecting Anastomotic Leak After Esophagectomy.

    Haisley, Kelly R / DeSouza, Missy L / Dewey, Elizabeth N / Drexel, Sabrina E / Vigneswaran, Yalini / Hunter, John G / Dolan, James P

    JAMA surgery

    2019  Volume 154, Issue 9, Page(s) 879–881

    MeSH term(s) Anastomosis, Surgical/adverse effects ; Anastomosis, Surgical/methods ; Anastomotic Leak/diagnostic imaging ; Anastomotic Leak/epidemiology ; Diagnostic Tests, Routine ; Esophageal Neoplasms/pathology ; Esophageal Neoplasms/surgery ; Esophagectomy/adverse effects ; Esophagectomy/methods ; Female ; Hospital Costs ; Hospitals, University ; Humans ; Length of Stay/economics ; Male ; Oregon ; Radiography/methods ; Registries ; Retrospective Studies ; Risk Assessment
    Language English
    Publishing date 2019-07-17
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2701841-6
    ISSN 2168-6262 ; 2168-6254
    ISSN (online) 2168-6262
    ISSN 2168-6254
    DOI 10.1001/jamasurg.2019.2162
    Database MEDical Literature Analysis and Retrieval System OnLINE

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