TNT to Increase the Clinical Complete Response Rate for Distal LARC
TESS
Total Neoadjuvant trEatment to Increase the Clinical Complete reSponse Rate for diStal Locally Advanced Rectal Cancer (TESS)
2 other identifiers
interventional
98
1 country
1
Brief Summary
This is a open-label, single-arm study to investigate the safety and efficacy of total neoadjuvant treatment (TNT) in patients with locally advanced resectable rectal cancer.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_2
Started Dec 2018
Longer than P75 for phase_2
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
December 25, 2018
CompletedFirst Submitted
Initial submission to the registry
January 28, 2019
CompletedFirst Posted
Study publicly available on registry
February 15, 2019
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 30, 2023
CompletedStudy Completion
Last participant's last visit for all outcomes
June 30, 2027
ExpectedOctober 25, 2023
October 1, 2023
5 years
January 28, 2019
October 24, 2023
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Rate of clinical complete response
Rate of clinical complete response
1.5 year after diagnosis
Secondary Outcomes (9)
Ratio of sphincter preservation strategy
1.5 year after diagnosis
Rate of pathological complete response and tumor regression grade distribution
1.5 year after diagnosis
Acute toxicity
Within the first course of anti-tumor treatment
Rate of surgical complications
1.5 year after diagnosis
Long-term anal function
1.5 year after diagnosis
- +4 more secondary outcomes
Study Arms (1)
TNT arm
EXPERIMENTALDrug: Neoadjuvant chemotherapy Capeox (Capecitabine + Oxaliplatin), 6 cycles; adjuvant chemotherapy, Capecitabine, 2 cycles or physicians' decision. External beam radiotherapy: Neoadjuvant, 50 Gy, 2 Gy/session; 25 fractions. Procedure: 'Watch and wait strategy' or surgery including local excision, intersphincter resection or total mesorectal excision or other kinds of surgeries.
Interventions
External beam radiotherapy to the primary tumor, regional lymph nodes and clinical target volume
'Local excision' or 'Intersphincter resection' or 'Total mesorectal excision' or other surgeries
Watch and wait strategy recommendation and discussion for cCR patients
Eligibility Criteria
You may qualify if:
- Rectal adenocarcinoma
- cT3-4aNany or cTanyN+
- Location ≤5 cm from the anal verge
- No distant metastasis
- No gastrointestinal obstruction or relieved obstruction
- No previous surgery of the rectum, no previous chemotherapy, no previous pelvic radiation, no previous biotherapy
- ECOG 0-1
- Expected survival length ≥ 2 years
- Age 18-70
- Sufficient bone marrow, kidney and liver function
- Effective contraception during the study
- Patient and doctor have signed informed consent
You may not qualify if:
- Distant metastasis
- Chronic intestinal inflammation and/or bowel obstruction
- Contra indication for chemotherapy and/or radiotherapy
- Previous pelvic radiotherapy or chemotherapy
- Severe renal, hepatic insufficiency (serum creatinine\<30ml/min)
- Peripheral neuropathy \> grade 1
- Pregnant or breast-feeding woman
- Certain or suspicious allergy to research drug
- Cachexia, organ dysfunction
- Active severe infection
- Multiple primary cancers
- Epileptic seizures
- Malignant history within 5 years, except cervical carcinoma in situ or cutaneous basal cell carcinoma
- Severe arrhythmia, cardiac dysfunction (NYHA grade III or IV )
- Uncontollable severe hypertesion
- +2 more criteria
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Sun Yat-sen University Cancer Center
Guangzhou, Guangdong, 510060, China
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
WeiWei Xiao
Sun Yat-sen University
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- NA
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- OTHER
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Associate professor
Study Record Dates
First Submitted
January 28, 2019
First Posted
February 15, 2019
Study Start
December 25, 2018
Primary Completion
December 30, 2023
Study Completion (Estimated)
June 30, 2027
Last Updated
October 25, 2023
Record last verified: 2023-10