Dr. Peter W. Marcello

Colorectal Surgery

Colorectal surgeon at Lahey Hospital and Medical Center in Burlington, Massachusetts, USA.

United States of America

Biography

Dr. Peter Marcello is an Assistant Professor of Surgery, Tufts University School of Medicine and a Staff Surgeon at the Lahey Clinic, Burlington, Massachusetts. Peter was born in Boston, Massachusetts and received an M.D. degree from the Boston University School of Medicine. His general surgery training was conducted at the Deaconess–Harvard Surgical Service in Boston. This included a 1-year research fellowship at Lahey Clinic. His clinical fellowship in colon and rectal surgery was also performed at the Lahey Hitchcock Clinic, and this was followed by a 1-year Pelvic Floor Research Fellowship at Lahey. He then joined the colon and rectal surgery staff at the Cleveland Clinic Foundation in Cleveland, Ohio. After 2 years at Cleveland, Peter returned to the Colon and Rectal Surgery Department at Lahey. He is board certified in General Surgery and Colon and Rectal Surgery. At Lahey, Peter maintains a busy clinical practice in which laparoscopic colon and rectal surgery plays a significant role. In fact, Peter has been one of the major figures in laparoscopic colorectal surgery. In addition to performing over 800 laparoscopic colectomies resections, he has been a major force in expanding the colorectal experience. He directs multiple animal and fresh tissue training programs, helped formulate the American Society of Colon and Rectal Surgeons (ASCRS) position on laparoscopic surgery, and lectures regularly at national forums. Peter has conducted multiple clinical trials and performed significant basic science research into the pathophysiology of tumor port site recurrences. Peter is an active member of multiple professional societies and serves on several important committees of the ASCRS. In addition to his clinical and teaching activities, Peter remains an active researcher. He has published over nine book chapters and 38 peer-reviewed manuscripts, produced several educational videos, and serves as a reviewer for several major surgical journals.

Publications

Selected publications from PubMed

"What Just Happened to My Residency?" The Effect of the Early Coronavirus Disease 2019 Pandemic on Colorectal Surgical Training.

Columbus AB, Breen EM, Abelson JS, Kuhnen AH, Kleiman DA, Marcello PW, Roberts PL, Saraidaridis JT

Dis Colon Rectum. 2021 May;64(5):504-507 doi: 10.1097/DCR.0000000000001981.

What influences conversion to open surgery during laparoscopic colorectal resection?

Stafford C, Francone T, Roberts PL, Marcello PW, Ricciardi R

Surg Endosc. 2021 Apr;35(4):1584-1590 doi: 10.1007/s00464-020-07536-1.

What do Young Colorectal Surgeons Value From Their CRS Residency Training?

Saraidaridis JT, Read TE, Marcello PW, Schoetz DJ, Rusin LC, Kleiman DA, Melnitchouk N, Roberts PL, Breen EM

J Surg Educ. 2019 May-Jun;76(3):720-726 doi: 10.1016/j.jsurg.2018.09.013.

Outlier experienced surgeon's performances impact on benchmark for technical surgical skills training.

Gallagher AG, Henn PJ, Neary PC, Senagore AJ, Marcello PW, Bunting BP, Seymour NE, Satava RM

ANZ J Surg. 2018 May;88(5):E412-E417 doi: 10.1111/ans.14474.

What Is the Risk of Anastomotic Leak After Repeat Intestinal Resection in Patients With Crohn's Disease?

Johnston WF, Stafford C, Francone TD, Read TE, Marcello PW, Roberts PL, Ricciardi R

Dis Colon Rectum. 2017 Dec;60(12):1299-1306 doi: 10.1097/DCR.0000000000000946.

Featured in

1h 26min

HALS Sigmoidectomy

Technique Description: 1) Exploratory laparoscopy 2) Placement of hand-port 3) Identification of the tumor and resection of adherent bowel segment 4) Sigmoidectomy with termino-terminal mechanical stapled anastomosis Procedure Steps: 1) Pneumoperitoneum with Veress needle in left hypocondrium 2) Placement of paraumbilical optical trocar, plus 2 5mm working trocars 3) Exploratory laparoscopy, without carcinomatosis 4) Placement of HandPort in right hypocondrium 5) Identification of the tumor with Invasion of jejunal segment 6) Transection of invaded bowel segment with linear stapler 7) Approach of the IMA and IMV and high ligation 8) Liberation of the colon from peritoneal attachments and descent of splenic flexure 9) Transection of the colon at the level of the peritoneal reflection 10) Exteriorization of the specimen through the port, assessment of vascularity with ICG and transection 11) Revision of the bowel segment with resection and anastomosis 12) Placement of circular stapler anvil and reduction of the colon to the abdominal cavity 13) Termino-terminal circular stapled anastomosis 14) Closure of ports and incisions Learning Points: Port placement and HALS technique High ligation of IM vessels Descent of splenic flexure Vascular assessment Colorectal anastomosis technique Case Record: 60-year-old male patient Follow-up of prostate cancer Pre-occlusive T4 ADC of the sigmoid colon with Invasion of the small bowel and suspected peritoneal carcinomatosis. Clinical History: 60-year-old male patient in follow-up for prostate adenocarcinoma CT-scan with suspected tumor of the sigmoid colon with Invasion of the small bowel and possible peritoneal carcinomatosis Colonoscopy confirming circumferential tumor, 23cm from the anal verge. Biopsy compatible with colonic adenocarcinoma Discussed in PC Multidisciplinary Meeting, decided exploratory laparoscopy with resection, if possible. CRS + HIPEC if carcinomatosis confirmed Other History: Prostate adenocarcinoma Gleason 9 Hypertension Past Smoker

With Applied Medical

Published

Oct 2020

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