LeonardKWelshMDFACS FASMBS

PubMed

• 28 citations
  Racial Disparities in Bariatric Surgery Complications and Mortality Using the MBSAQIP Data Registry
  Leonard K. Welsh, Andrew R. Luhrs, Gerardo Davalos, Ramon Diaz, Andres Narvaez, Juan Esteban Perez, Reginald Lerebours, Maragatha Kuchibhatla, Dana Portenier, Alfredo ...> ;Obesity Surgery. 2020 May 9
• 2 citations
  Evolving concepts in ventral hernia repair and physical therapy: prehabilitation, rehabilitation, and analogies to tendon reconstruction
  Juan Esteban Perez, M A Schmidt, Andres Narvaez, Leonard K. Welsh, Ramon Diaz, Melissa Castro, Kayvan Ansari, R W Cason, William W. Hope, Alfredo D. Guerron, Jin Yoo, ...> ;Hernia. 2021 Aug 1
• 6 citations
  Magnetic Liver Retraction Decreases Postoperative Pain and Length of Stay in Bariatric Surgery Compared to Nathanson Device.
  Leonard K. Welsh, Gerardo Davalos, Ramon Diaz, Andres Narvaez, Juan Esteban Perez, Melissa Castro, Maragatha Kuchibhatla, Thomas Risoli, Dana Portenier, Alfredo D. Gue...> ;Journal of Laparoendoscopic & Advanced Surgical Techniques. Part A. 2021 Feb 8
• 6 citations
  Scars Matter: The Importance of Incision Decisions in Bariatric Patients
  Andres Narvaez C, Camila B. Ortega, Gerardo Davalos, L. Kasey Welsh, Ramon Diaz Jara, Juan Esteban Perez, Jana Chtchetinin, Hui-Jie Lee, Nicole Garzon, Kelli E. Friedm...> ;Obesity Surgery. 2020 Apr 1
• 8 citations
  Endoscopic septotomy as a treatment for leaks after sleeve gastrectomy: Meeting presentations: Digestive Disease Week 2019.
  Ramon Diaz, Leonard K. Welsh, Juan Esteban Perez, Andres Narvaez, Gerardo Davalos, Dana Portenier, A. Daniel Guerron> ;Endoscopy International Open. 2020 Jan 8
• Endoscopía luego de cirugía bariátrica: Lo que debe saber el endoscopista
  Ramon Diaz, Andres Narvaez, Leonard K. Welsh, Juan Esteban Perez, Gerardo Davalos, Dana Portenier, A. Daniel Guerron> ;Revista Medica De Chile. 2020 Jan 1
• 4 citations
  Single-Center Experience with Magnetic Retraction in Colorectal Surgery.
  Gerardo Davalos, Billy Y. Lan, Ramon Diaz, Leonard K. Welsh, Dana Portenier, Alfredo D. Guerron, Estefania Roldan> ;Journal of Laparoendoscopic & Advanced Surgical Techniques. Part A. 2019 Aug 7
• 21 citations
  Use of magnets in gastrointestinal surgery
  Ramon Diaz, Gerardo Davalos, Leonard K. Welsh, Dana Portenier, Alfredo D. Guerron> ;Surgical Endoscopy. 2019 Feb 25
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Journal Articles

• Single-Center Experience with Magnetic Retraction in Colorectal Surgery  
  Davalos G, Lan BY, Diaz R, Welsh LK, Roldan E, Portenier D, Guerron AD, J Laparoendosc Adv Surg Tech A, 4/2019
• Robotic-assisted Prostatectomy with Magnetic Retraction  
  Huang S, Welsh LK, Davalos G, Houser ER, Rothman JR, Guerron AD, Urology Practice, 2019

Books/Book Chapters

• Difficult Decisions in Bariatric Surgery 
  Chapter: Single-Stage Duodenal Switch is Better than Two-Stage 
  Welsh LK, Sudan REditors: John Alverdy and Yalini Vigneswaran.Springer Nature2020
• American College of Surgeons and Association for Surgical Education Medical Student Core Curriculum 
  Chapter: Abdominal Pain 
  Welsh Leonard KAmerican College of Surgeons2020
• Video Atlas of Intraoperative Applications of Near- Infrared Fluorescence Imaging 
  Chapter: The Use of Near Infrared Fluorescence in Sleeve Gastrectomy 
  Welsh LK, Yoo JS, Guerron AGEditors: Essa M. Aleassa and Kevin M. El-Hayek.Springer Nature2019
• The SAGES Manual of Foregut Surgery 
  Chapter: Surgical Management: Roux-en-Y Reconstruction 
  Page 695 - 707Leonard K. Welsh Jr., Kenric M. MurayamaEditors: Grams J., Perry K., Tavakkoli A..SpringerEdition 1,2019
• Endoscopy in Obesity Management: A Comprehensive Guide 
  Chapter: History of Bariatric Surgery 
  Leonard K Welsh, Kenric M MurayamaEditors: Bipan Chand.SpringerEdition 1st,2018
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Abstracts/Posters

• Gastroesophageal Reflux Disease Medication Cost Saving After Bariatric Surgery
  Leonard K. Welsh MD, Gerardo Davalos MD, Ramon Diaz-Jara MD, Andres Narvaez-Cordova MD, Dana Portenier MD, and A. Daniel Guerron MD, American College of Surgeons Clinical Congress, San Francisco, CA, 10/30/2019
• Bladder Injury and Repair during Laparoscopic Inguinal Hernia Surgery
  Andres Narvaez Cordova, L. Kasey Welsh, Ramon Diaz, Gerardo Davalos, Daniel Guerron, Jin Yoo, American College of Surgeons Clinical Congress, San Francisco, CA, 10/28/2019
• Incision-less Liver Retraction in the Bariatric Patient An "Attractive" New Technique
  Juan Esteban Perez, Andres Narvaez Cordova, Ramon Diaz Jara, Leonard K Welsh, Gerardo Davalos, Dana Portenier, Daniel Guerron, IFSO World Congress, Madrid, Spain, 9/4/2019
• Minimally invasive Duodenal Switch in Marginal Populations using the MBSAQIP Database
  Gerardo Davalos, Andres Narvaez-Cordova, Juan Esteban Perez, Ramon Diaz-Jara, L. Kasey Welsh, Sarah Peskoe, Dana Portenier, Daniel Guerron, IFSO World Conference, Madrid, Spain, 9/3/2019
• Roux-en-Y Gastric Bypass After Reversed Duodenal Switch
  Andres Narvaez-Cordova, Leonard K Welsh, Ramon Diaz, Juan Esteban Perez, Dana Portenier, Daniel Guerron, IFSO World Congress, Madrid, Spain, 9/3/2019
• Gastrojejunostomy Perforation Associated with Internal Hernia after Roux-en-Y Gastric Bypass
  Estefania Roldan, Andres Narvaez-Cordova, Juan Esteban Perez, Ramon Diaz-Jara, Gerardo Davalos, Leonard K Welsh, Dana Portenier, Daniel Guerron, IFSO World Congress, Madrid, Spain, 9/3/2019
• Racial Disparities in Bariatric Surgery Complications and Mortality
  Leonard K. Welsh, Andrew Luhrs, Gerardo Davalos, Ramon Diaz-Jara, Andres Narvaez-Cordova, Reginald Lerebours, Maragatha Kuchibhatla, Dana Portenier, and A. Daniel Guer..., American College of Surgeons Quality and Safety Conference, Washington, DC, 7/21/2019
• Robotic-Assisted Sleeve Strictureplasty
  Andres Narvaez-Cordova, Andrew Luhrs, Leonard K Welsh, Ranjan Sudan, ASMBS Weekend, Chicago, IL, 6/22/2019
• Reduced-Port Laparoscopic Suture Rectopexy using a Novel Magnetic Retractor
  R. Diaz Jara, L. Welsh, G. Davalos, D. Portenier, A. Guerron, B. Lan, American Society of Colon & Rectal Surgeons Annual Scientific Meeting, Cleveland, OH, 6/1/2019
• Magnetic Retraction in Colorectal Surgery
  G. Davalos, R. Diaz Jara, A. Guerron, L. Welsh, D. Portenier, B. Lan, American Society of Colon and Rectal Surgeons Annual Scientific Meeting, Cleveland, OH, 6/1/2019
• Endoscopic Septotomy for the Treatment of Leak after Sleeve Gastrectomy
  Ramon Diaz, Gerardo Davalos, Leonard K. Welsh, Dana Portenier, Daniel Guerron, Digestive Disease Week, San Diego, CA, 5/20/2019
• Decreased Hospital Length of Stay with Magnetic Liver Retraction After Bariatric Surgery
  Leonard K. Welsh MD, Gerardo Davalos MD, Ramon Diaz MD, Rafael Luengas MD, Dana Portenier MD, and A. Daniel Guerron MD, Digestive Disease Week, San Diego, CA, 5/19/2019
• Rectopexy with Magnet Retraction
  Estefanía Roldán, Leonard K. Welsh, MD, Gerardo Dávalos, MD, Ramón Díaz, MD, Dana Portenier, MD, Society of American Gastrointestinal and Endoscopic Surgeons, Baltimore, MD, 4/5/2019
• Untreated peritoneal tuberculosis re-presenting 17 years later as suspected metastatic disease.
  Christina Souther, Leonard K Welsh, Michael P Castro, Cedric SF Lorenzo, Southwestern Surgical Congress Annual Meeting, San Diego, CA, 2016
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