Selection of Surgical Technique in Rectal Cancer

Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18+
SponsorInstitut d'Investigació Biomèdica de Girona Dr. Josep Trueta

About this trial

Currently, there is no prediction scale available to identify patients with rectal neoplasms as technically complex in the middle and lower thirds; that is, those who are at high risk of affected circumferential margins and low quality of the mesorectum. The application of a predictive model that allows preoperative identification of the group of patients in whom optimal results in mesorectal quality and circumferential margin are less likely to be obtained through laparoscopic or minimally invasive surgery would enable the selection of patients who will require and justify all efforts and healthcare resources to improve surgical outcomes.

Therefore, the investigators aim to create a predictive model to identify these patients, allowing the discrimination of which patients will benefit from different techniques, or even which ones would be opportune to initially consider an open approach.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Scheduled surgery for anterior resection of the rectum meeting oncological criteria with mesorectal excision.

Age ≥ 18 years.

Histology of adenocarcinoma with or without neoadjuvant chemotherapy or chemoradiotherapy.

Initial stage T1-T4a. Any N. Any M.

Disqualifiers

Colorectal tumor with histology different from adenocarcinoma.

Synchronous colon tumor.

Benign pathology or adenoma.

Tis.

Trial population

Patients diagnosed with rectal neoplasia undergoing elective surgery during a period of time from 2017 to 2021

Trial design

Design model

Cohort

Time perspective

Retrospective

Treatments tested in this trial

  • Data collection

    Other intervention

    Collection of preoperative demographic, clinical, and radiological variables from patients who meet the inclusion criteria in order to identify possible risk factors for suboptimal surgical treatment

Treatment groups

333 Participants
are divided into 1 treatment group
Group A: Patients undergoing elective surgery for rectal neoplasm1 intervention

Trial outcomes

Primary outcomes

1

Suboptimal oncological outcomes

Surgical resection with affected margins (proximal-distal and/or circumferential \< 1mm) and/or incomplete or nearly complete mesorectal resection

Time frame
15 postoperative days

Secondary outcomes

1

Surgical and Postoperative complications

Conversion to open surgery and anastomotic dehiscence rates

Time frame
30 postoperative days
2

Overall and disease free survival

Recurrence of the tumoral disease at the pelvic level and distant recurrence is defined as s the recurrence of the disease in other distant organs.

Time frame
3-years surgery

Other outcomes

Sponsors and contacts

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