SCRT Combined With CAPOX and PD-1/CTLA4 Antibody for Early-stage Low Rectal Cancer
The Combination of PD-1/CTLA4 Antibody and Neoadjuvant Short-course Radiotherapy in Early-stage Low Rectal Cancer
The study evaluates the combination of immunotherapy of PD-1/ CTLA4 antibody and neoadjuvant short-course radiotherapy in early low rectal cancer. A total of 34 patients will receive 5*5Gy short-course radiotherapy, followed by 4 cycles of capecitabine plus oxaliplatin (CAPOX) chemotherapy and PD-1/ CTLA4 antibody, finally receive the local excision(TEM) or total mesorectal excision (TME). The rate of complete response (cCR+pCR), Organ retention rate, long-term prognosis, and adverse effects will be analyzed.
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Zhen Zhang, M.D, PH.D
- Telefonnummer: 18801735029 18801735029
- E-mail: zhen_zhang@fudan.edu.cn
Studiesteder
-
-
Shanghai Municipality
-
Shanghai, Shanghai Municipality, Kina, 200030
- Fudan University Shanghai Cancer Center
-
-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- age 18-75 years old, female and male
- pathological confirmed adenocarcinoma
- clinical stage T1-3bN0, tumor maximum diameter less than 4cm
- the distance from anal verge less than 5 cm
- without distance metastases
- KPS >=70
- with good compliance
- microsatellite repair status is MSS/pMMR
- without previous anti-cancer therapy or immunotherapy
- signed the inform consent
Exclusion Criteria:
- pregnancy or breast-feeding women
- pathological confirmed signet ring cell carcinoma
- clinical stage T1N0 and can be resected locally
- history of other malignancies within 5 years
- serious medical illness, such as severe mental disorders, cardiac disease, uncontrolled infection, etc.
- immunodeficiency disease or long-term using of immunosuppressive agents
- baseline blood and biochemical indicators do not meet the following criteria: neutrophils≥1.5×10^9/L, Hb≥90g/L, PLT≥100×10^9/L, ALT/AST ≤2.5 ULN, Cr≤ 1 ULN
- DPD deficiency
- allergic to any component of the therapy
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Eksperimentel: Treatment Arm
A total of 34 patients will receive 5*5Gy short-course radiotherapy, followed by 4 cycles of CAPOX chemotherapy and PD-1/CTLA4 antibody, finally receive the TEM or TME surgery. |
Shor-course radiotherapy: 25Gy/5Fx Iparomlimab and Tuvonralimab, 5mg/kg, d1 q3w Capecitabine: 1000mg/m2 d1-14 q3w 130mg/m2 d1 q3w |
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
complete response (CR) rate
Tidsramme: From date of receiving neoadjuvant therapy, assessed up to 2 years
|
Rate of complete response (CR), including the rate of pathologic complete response (pCR) after surgery and the rate of cCR with W&W strategy. |
From date of receiving neoadjuvant therapy, assessed up to 2 years
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Organ preservation rate
Tidsramme: From date of receiving neoadjuvant therapy, assessed up to 2 years
|
Rate of patients who underwent organ preservation via WW or TEM after neoadjuvant therapy |
From date of receiving neoadjuvant therapy, assessed up to 2 years
|
|
3 year disease free survival rate
Tidsramme: From date of initiation of treatment until the date of first documented progression or date of death from any cause, whichever came first, assessed up to 36 months
|
Rate of 3 year disease free survival |
From date of initiation of treatment until the date of first documented progression or date of death from any cause, whichever came first, assessed up to 36 months
|
|
3 year local recurrence free survival rate
Tidsramme: From date of initiation of treatment until the date of first documented pelvic failure, assessed up to 36 months.
|
Rate of 3 year local recurrence free survival |
From date of initiation of treatment until the date of first documented pelvic failure, assessed up to 36 months.
|
|
3 year overall survival rate
Tidsramme: From date of initiation of treatment until the date of death from any cause, assessed up to 36 months.
|
Rate of 3 year overall survival |
From date of initiation of treatment until the date of death from any cause, assessed up to 36 months.
|
|
10 year Quality of Life
Tidsramme: From date of initiation of treatment until the date of death from any cause, assessed up to 10 years
|
Patient self-assessment via EORTC QLQ-C30 questionnaire to monitor changes in quality of life throughout treatment. |
From date of initiation of treatment until the date of death from any cause, assessed up to 10 years
|
|
Grade 3-4 adverse effects rate
Tidsramme: From date of initiation of treatment until the date of death from any cause, assessed up to 5 years
|
Incidence and severity of treatment side effects graded by NCI CTCAE v5.0. |
From date of initiation of treatment until the date of death from any cause, assessed up to 5 years
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Datoer for undersøgelser
Studer store datoer
Studiestart (Anslået)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- FDRT-2026-306-5158
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