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Prospective cohort study of endoscopic full-thickness resection and total mesorectal excision for locally advanced rectal cancer with cCR/ncCR after neoadjuvant chemoradiotherapy

Prospective cohort study of endoscopic full-thickness resection and total mesorectal excision for locally advanced rectal cancer with cCR/ncCR after neoadjuvant chemoradiotherapy

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500095926
Enrollment
Unknown
Registered
2025-01-15
Start date
2024-07-22
Completion date
Unknown
Last updated
2025-01-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Rectal Cancer

Interventions

endoscopic full thickness resection(EFTR) Group:none
total mesorectal excision(TME) Group:none

Sponsors

The First Medical Center of Chinese PLA General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. 18 years old=1.5×10^9/L; b) platelets >=75×10^9/L; c) haemoglobin >=90g/L; (2) Biochemical tests: (no albumin infusion within 14 days prior to screening): a) Blood creatinine 50 mL/min; b) Serum total bilirubin <=1.5 × ULN; c) Glutamine aminotransferase (AST) and alanine aminotransferase (ALT) <=2.5 × ULN; (3) Coagulation: a) International Normalised Ratio (INR) <= 2.3 or Prothrombin Time (PT) <= 6 seconds above the range of normal control.

Exclusion criteria

Exclusion criteria: 1. Current or previous active malignancy other than rectal cancer; 2. Patients with distant organ metastases or peritoneal implants at the time of diagnosis; 3. Major surgical treatment within 4 weeks prior to the start of study treatment; 4. Presence of perforation, haemorrhage, or obstruction prior to neoadjuvant radiotherapy; 5. Persons with severe uncontrolled recurrent infections, or other severe uncontrolled concomitant disease; 6. Severe concomitant disease that renders survival < 5 years; 7. Hypersensitivity to any of the medication components used in the study; 8. Present or previous moderate or severe hepatic or renal impairment; 9. Patients who are preparing for or have previously undergone organ or allogeneic bone marrow transplantation; 10. Patients with congenital or acquired immune deficiency (e.g., HIV-infected); 11. Patients with a history of uncontrolled epilepsy, central nervous system disease, or psychiatric disorders whose clinical severity, in the judgement of the investigator, prevents the signing of an informed consent form or affects the patient's adherence to oral medication; 12. Patients who, in the judgement of the investigator, have other factors that may affect the results of the study or cause this study to be forced to be terminated in midstream, such as alcoholism, drug abuse, other serious illnesses (including psychiatric disorders) that require comorbid treatment, serious laboratory test abnormalities, concomitant family or social factors, etc., that would affect the safety of the patient; 13. Subjects who are judged by the investigator to be unsuitable for this study for other reasons; 14. Pregnant or lactating women.

Design outcomes

Primary

MeasureTime frame
Disease-free survival;

Secondary

MeasureTime frame
disease-free interval;Pathological Complete Remission;overall survival;Local recurrence;Complete clinical remission;Pain classification;Bleeding classification;Gastrointestinal adverse events;Length of stay;treatment cost;quality of life;

Countries

China

Contacts

Public ContactEnqiang Linghu

Department of Gastroenterology, The First Medical Center of Chinese PLA General Hospital

linghuenqiang@vip.sina.com+86 135 0123 3558

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026