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New treatment option for Low Rectal Cancer
Official title Nodes-sparing Short-course Radiation Combined With CAPOX and Tislelizumab for MSS Middle and Low Rectal Cancer
ClinicalTrials.gov ID: NCT05972655
What this study is testing
What is PD-1 antibody?
PD-1 antibody is an investigational medicine, being studied as a potential treatment for low rectal cancer.
Plain-language explanation of the investigational treatment - it is being studied and is not an approved or proven therapy. The study team can confirm the details.
- What it's testing
- This is an open-label, prospective, multicenter phase II clinical trial to evaluate modified short-course radiation (Radiation targeting the tumor bed without irradiating surrounding tumor-draining lymph nodes) combined with CAPOX and PD-1 Inhibitor (Tislelizumab) for patients with MSS middle and low rectal cancer. A total of 32 patients will be enrolled in this trial.
- Phase 2: a mid-size study of how well it works
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 18 to 75
You may be able to join if
- Patients who have a strong willingness to preserve the anus and are willing to receive neoadjuvant therapy.
- Male or Female aged 18-75.
- Patients diagnosed with low rectal cancer within 10 cm from the lower edge of the tumor to the anal verge by pelvic MRI and anorectoscopy, the...
- Histologically confirmed rectal adenocarcinoma; Genetic testing suggests MSI-L or MSS, or tumor biopsy immunohistochemistry reveals pMMR, that is...
- Eastern Cooperative Oncology Group (ECOG) 0-1.
You likely can't join if
- Patients with a previous history of malignant tumors besides rectal cancer.
- Patients with distant metastases before enrollment.
- Patients with positive internal or external iliac lymph nodes are assessed by MRI or CT.
- Patients with obstruction, perforation, or bleeding that require emergency surgery.
- Patients with severe concomitant diseases and estimated survival time ≤ 5 years.
- Allergic to any component of the therapy.
See the full eligibility criteria
- Patients who have a strong willingness to preserve the anus and are willing to receive neoadjuvant therapy.
- Male or Female aged 18-75.
- Patients diagnosed with low rectal cancer within 10 cm from the lower edge of the tumor to the anal verge by pelvic MRI and anorectoscopy, the clinical stage is cT2N+M0/cT3-4aN0/+M0, the lymph nodes are limited to the...
- Histologically confirmed rectal adenocarcinoma; Genetic testing suggests MSI-L or MSS, or tumor biopsy immunohistochemistry reveals pMMR, that is, MSH1, MSH2, MSH6, and PMS2 are all positive.
- Eastern Cooperative Oncology Group (ECOG) 0-1.
- No previous treatment(including anti-tumor therapy、immunotherapy or pelvic radiation).
- Adequate hematologic, hepatic, renal, thyroid and cardiac function: white blood cells ≥3500/mm3, neutrophils ≥1800/mm3, platelets ≥100,000/mm3, hemoglobin ≥100 g/L; activated partial thromboplastin time, prothrombin...
- Informed consent form signed.
- Patients with a previous history of malignant tumors besides rectal cancer.
- Patients with distant metastases before enrollment.
- Patients with positive internal or external iliac lymph nodes are assessed by MRI or CT.
- Patients with obstruction, perforation, or bleeding that require emergency surgery.
- Patients with severe concomitant diseases and estimated survival time ≤ 5 years.
- Allergic to any component of the therapy.
- Patients with poorly differentiated adenocarcinoma, signet ring cell carcinoma, or mucinous adenocarcinoma.
- Patients who received immunosuppressive or systemic hormone therapy for immunosuppressive purposes within 1 month prior to the initiation of therapy.
- Patients who have received any other experimental drug (including immunotherapy) or participated in another treatment clinical trial within 30 days before screening.
- Factors leading to study termination, such as alcoholism, drug abuse, other serious illnesses (including psychiatric disorders) requiring combination therapy, and patients with severe laboratory abnormalities.
- Patients with congenital or acquired immune deficiency (such as HIV infection).
- Vulnerable groups, including mentally ill, cognitively impaired, critically ill patients, minors, pregnant or lactating women, illiterate, etc.
- Other conditions that investigators consider not suitable for this study.
The study team makes the final eligibility decision.
Where it's taking place
- Hanzhou, Zhejiang, China
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 18 years to 75 years. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Hanzhou, Zhejiang, China. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.