SergioW.LarachMD

Colon & rectal surgery doctor in Orlando, Florida and is affiliated with multiple hospitals in the area, including Florida Hospital and Health Central Hospital.

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Office
100 N Dean Rd
Suite 202
Orlando, FL 32825
Phone+1 407-384-7388

Fax+1 407-384-7391
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Education & Training

University of Texas Health Science Center at HoustonResidency, Colon and Rectal Surgery, 1976 - 1977
Orlando HealthResidency, Surgery, 1973 - 1976
University of ChileClass of 1968

Certifications & Licensure

FL State Medical License 1975 - 2025
GA State Medical License 1976 - 2009
TX State Medical License 1977 - 2006
American Board of Colon and Rectal Surgery Colon & Rectal Surgery

Awards, Honors, & Recognition

Fellow (FACS) American College of Surgeons

Clinical Trials

A Health Economic Trial in Adult Patients Undergoing Ileostomy Reversal MA402S23B504 Start of enrollment: 2012 Jan 01
Completed
Phase 4

Publications & Presentations

PubMed

1 citations
Wrong-Side Surgery: Why Can't We Get It Right?
Sam Atallah, Rithvik Seela, Sergio W. Larach> ;Journal of Patient Safety. 2021 Apr 1
11 citations
Initial clinical experience with a powered circular stapler for colorectal anastomosis
Sam Atallah, S Kural, N Banda, A Banda, F Bawaney, Francisco Cabral, V Neychev, C Patel, Sergio W. Larach> ;Techniques in Coloproctology. 2020 Mar 19
2 citations
Transanal Minimally Invasive Surgery
Sam Atallah, Sergio W. Larach> ;JAMA Surgery. 2019 Apr 23
When One Patient's Cancer Specimen Becomes Accidently Swapped With Another's Specimen.
Sam Atallah, Sergio W. Larach> ;Journal of Patient Safety. 2020 Dec 1
A new approach to rectal prolapse repair – perineal proctectomy with transanal minimally invasive surgery rectopexy and mesh fixation – a video vignette
Sam Atallah, M. Dakermandji, Sergio W. Larach> ;Colorectal Disease. 2019 Apr 3
Robotic TAMIS for local repair of acquired rectovaginal and rectourethral fistulae - video vignette.
De Freitas, D.,Althoff, A.,Larach, S.,Atallah, S.> ;Colorectal Dis. 2019 Mar 25
22 citations
Robotic-assisted stereotactic real-time navigation: initial clinical experience and feasibility for rectal cancer surgery
Sam Atallah, E. Parra-Davila, Armando Geraldo Franchini Melani, Luis Gustavo Capochin Romagnolo, Sergio W. Larach, Jacques Marescaux> ;Techniques in Coloproctology. 2019 Jan 1
22 citations
Direct target NOTES: prospective applications for next generation robotic platforms.
Sam Atallah, A. Hodges, Sergio W. Larach> ;Techniques in Coloproctology. 2018 May 31
3 citations
Vaginal Access Minimally Invasive Surgery for Repair of a Postanastomotic Rectovaginal Fistula: A Video Description of a Novel Method.
Sam Atallah, Arielle C. DuBose, Sergio W. Larach> ;Diseases of the Colon and Rectum. 2017 Jan 1
13 citations
Stereotactic navigation for TAMIS-TME.
Sam Atallah, Sergio W. Larach, John R. T. Monson> ;Minimally Invasive Therapy & Allied Technologies. 2016 Jun 27
11 citations
Transanal hemorrhoidal dearterialization (THD): a safe procedure for the anticoagulated patient?
Sam Atallah, G. K. Maharaja, B. Martin-Perez, John P. Burke, Matthew R. Albert, Sergio W. Larach> ;Techniques in Coloproctology. 2016 May 12
67 citations
Transanal total mesorectal excision for rectal cancer: early outcomes in 50 consecutive patients.
John P. Burke, B. Martin-Perez, A. Khan, G. Nassif, T. de Beche-Adams, Sergio W. Larach, Matthew R. Albert, Sam Atallah> ;Colorectal Disease. 2016 Jun 1
4 citations
Towards the development of simultaneous two-field robotic surgery.
Sam Atallah, A. DuBose, Sergio W. Larach> ;Techniques in Coloproctology. 2016 Jan 1
32 citations
Image-guided real-time navigation for transanal total mesorectal excision: a pilot study.
Sam Atallah, B. Martin-Perez, Sergio W. Larach> ;Techniques in Coloproctology. 2015 Jul 9
6 citations
Robotic transanal total mesorectal excision with intersphincteric dissection for extreme distal rectal cancer: a video demonstration.
Sam Atallah, J. Drake, B. Martin-Perez, C. Kang, Sergio W. Larach> ;Techniques in Coloproctology. 2015 May 12
28 citations
Robotic transanal surgery for local excision of rectal neoplasia, transanal total mesorectal excision, and repair of complex fistulae: clinical experience with the fir...
Sam Atallah, B. Martin-Perez, E. Parra-Davila, Teresa deBeche-Adams, G. Nassif, Matthew R. Albert, Sergio W. Larach> ;Techniques in Coloproctology. 2015 Feb 24
30 citations
Stereotactic navigation for TAMIS-TME: opening the gateway to frameless, image-guided abdominal and pelvic surgery.
Sam Atallah, George Nassif, Sergio W. Larach> ;Surgical Endoscopy. 2015 Jan 1
8 citations
Vaginal Access Minimally Invasive Surgery (VAMIS): A New Approach to Hysterectomy.
Sam Atallah, B. Martin-Perez, Matthew R. Albert, Henry Schoonyoung, Francisco Quinteros, Lawna Hunter, Sergio W. Larach> ;Surgical Innovation. 2015 Aug 1
6 citations
Transanal minimally invasive surgery for repair of rectourethral fistula.
Sam Atallah, Teresa deBeche-Adams, Sergio W. Larach> ;Diseases of the Colon and Rectum. 2014 Jul 1
44 citations
Robotic transanal total mesorectal excision: a pilot study.
Sam Atallah, B. Martin-Perez, J. Pinan, F. Quinteros, H. Schoonyoung, Matthew R. Albert, Sergio W. Larach> ;Techniques in Coloproctology. 2014 Jun 24
7 citations
Robotic transanal surgery for local excision of rectal neoplasms
Sam Atallah, Francisco Quinteros, B. Martin-Perez, Sergio W. Larach> ;Journal of Robotic Surgery. 2014 Apr 22
130 citations
Transanal minimally invasive surgery for total mesorectal excision (TAMIS-TME): results and experience with the first 20 patients undergoing curative-intent rectal can...
Sam Atallah, B. Martin-Perez, Matthew R. Albert, Teresa deBeche-Adams, G. Nassif, Lawna Hunter, Sergio W. Larach> ;Techniques in Coloproctology. 2014 May 1
49 citations
An extended paIn relief trial utilizing the infiltration of a long-acting Multivesicular liPosome foRmulation Of bupiVacaine, EXPAREL (IMPROVE): a Phase IV health econ...
Jorge E. Marcet, Valentine Nfonsam, Sergio Larach> ;Journal of Pain Research. 2013 Jul 18
14 citations
Transanal minimally invasive surgery (TAMIS): a technique that can be used for retrograde proctectomy.
Sam Atallah, Sergio W. Larach, Teresa deBeche-Adams, Matthew R. Albert> ;Diseases of the Colon and Rectum. 2013 Jul 1
54 citations
Robotic-assisted transanal surgery for total mesorectal excision (RATS-TME): a description of a novel surgical approach with video demonstration
Sam Atallah, G. Nassif, H. Polavarapu, Teresa deBeche-Adams, J. Ouyang, Matthew R. Albert, Sergio W. Larach> ;Techniques in Coloproctology. 2013 Jun 26
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Journal Articles

Transanal Minimally Invasive Surgery
Sergio Larach, MD, JAMA Surgery
Direct Target NOTES: Prospective Applications for Next Generation Robotic Platforms
S W Larach, S Atallah, Techniques in Coloproctology

Press Mentions

What’s New in Pilonidal Sinus Disease Treatment?January 16th, 2022
Newer Treatment Options for Hemorrhoids Offer an Easy Recovery for the Bleeding PatientJuly 5th, 2021