Comparing new classification methods for early rectal cancer management

Multicenter Observational Study on the Taulí-T1 Classification for Staging, Prognosis, and Management of pT1 Rectal Adenocarcinoma (TAUTEM-pT1 Study)

Corporacion Parc Tauli · NCT06218108

This study is testing a new way to classify early rectal cancer to see if it can better predict outcomes for patients who have had surgery for this type of cancer.

Quick facts

Study typeObservational
Enrollment317 (estimated)
Ages18 Years and up
SexAll
SponsorCorporacion Parc Tauli (other)
Drugs / interventionschemotherapy
Locations1 site (Sabadell, Barcelona)
Trial IDNCT06218108 on ClinicalTrials.gov

What this trial studies

This observational study aims to evaluate the Taulí-T1 classification for managing pT1 rectal adenocarcinoma by comparing it with traditional classification methods. The study will involve a multicenter cohort of patients who have undergone transanal endoscopic surgery and have been histopathologically diagnosed with stage pT1 rectal adenocarcinoma. The primary focus is on measuring the healthy residual submucosa to determine its correlation with prognosis and recurrence rates. The study will analyze data from 317 patients to assess the effectiveness of the new classification in predicting outcomes.

Who should consider this trial

Good fit: Ideal candidates include adults over 18 years old with histopathologically diagnosed pT1 rectal adenocarcinoma who have undergone transanal endoscopic surgery.

Not a fit: Patients with rectal tumors other than adenocarcinoma or those treated with surgical techniques other than transanal endoscopic surgery may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved prognostic accuracy and treatment strategies for patients with early-stage rectal cancer.

How similar studies have performed: While this approach is based on existing classifications, the specific Taulí-T1 classification is novel and has not been extensively tested in prior studies.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Rectal adenocarcinoma.
* Histopathologically diagnosed with stage pT1.
* Patients treated with transanal endoscopic surgery technique (TME, TEO or TAMIS).
* Patients who have received prior neoadjuvant treatment (radiotherapy and/or chemotherapy).
* Over 18 years.

Exclusion Criteria:

* Patients treated with other surgical techniques other than transanal endoscopic surgery.
* Tumors other than adenocarcinoma.
* Locations other than rectum.

Where this trial is running

Sabadell, Barcelona

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Rectal Cancer Stage I, T1 Rectal Adenocarcinoma, Early invasive rectal adenocarcinoma, TEM, Submucosal invasion, Prognosis of T1 rectal adenocarcinoma

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.