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Conservative approach in rectal cancer

An Improvement of tumor regression with a cancer-risk modulated Radiochemotherapy In local advanced rectal cancer (LARC) can avoid the need for major Surgery: a phase II study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN60597075
Enrollment
44
Registered
2013-10-30
Start date
2013-06-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Patients with primary local advanced rectal cancer Cancer Malignant neoplasm of rectum

Interventions

Patients with major response (complete or very good response) after radiochemotherapy will undergo transanal endoscopic microsurgery (TEM) of the residual scar. After TEM, patients with confirmed PCR
patients with tumor disappearance, verified with local excision -TEM (transanal endoscopic microsurgery) are no more treated, instead patients wih tumors after radiochemotherapy are normally treated w

Sponsors

Regional Health and Social Agency (Agenzia Sanitaria e sociale Regionale- Regione Emilia Romagna) (Italy)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients (aged above 18) with histological proven adenocarcinoma of the distal part of the rectum (between 3 and 10 cm from anal verge) 2. T2-3 tumour without lymph nodes > 1.5 cm and/or lateral pelvic lymph nodes > 1 cm at MRI and/or endoanal ultrasound 3. Tumour size less than or equal to 5 cm 4. No evidence of metastatic disease as determined by CT scan of chest, abdomen, pelvis or other investigations such as PET scan or biopsy if required 5. Absolute Neutrophil Count (ANC) more than 1.5 x 109/l 6. Thrombocytes > 100 x 109/l 7. Creatinin clearance >50ml/min (according to the Cockcroft-Gault formula) 8. Total serum bilirubin < 24 mol/l or below <1.5 times the upper limit of the normal 9. Aspartate Aminotransferase (ASAT), Alanine Aminotransferase (ALAT): up to 5 times the upper limit 10. Colonoscopy or virtual colonoscopy should exclude synchronous colorectal lesions in other parts of the colon 11. Eastern Cooperative Oncology Group (ECOG) performance score 0-2 12. Fertile women should have adequate birth control during treatment 13. Mental/physical/geographical ability to undergo treatment and follow-up 14. Written informed consent (Italian language)

Exclusion criteria

Exclusion criteria: 1. Preoperative staging by pelvic MRI and/or EUS of any cT1, any cT4, or cT2, N0. 2. Patients with circumferential rectal tumor or tumors who are by other means unacceptable for TEM surgery (e.g. intra anal tumors, tumors within 3mm of mesorectal fascia). 3. Tumours which are mucinous (>50% mucin seen on MRI), as these are more likely to be PET negative. 4. Patients with faecal incontinence prior to the diagnosis of rectal cancer (complaints of soiling due to the tumor will not be an exclusion criterium). 5. Any contra-indication to MRI scanning 6. Severe uncontrollable medical or neurological disease. 7. Patients with secondary prognosis determining malignancies. 8. Patients who have been treated with radiotherapy on the pelvis. 9. Fenytoine and Allopurinol use. 10. Known DPD deficiency 11. Uncontrolled active infection,immune status, psychosis, or CNS disease. 12. Pregnant or lactating women. 13. Clinically significant (i.e. active) cardiovascular disease for example cerebrovascular accidents (= 6 months prior to treatment), myocardial infarction (= 6 months prior to treatment), 14. Unstable angina, New York Heart Association (NYHA) grade II or greater congestive heart failure, serious cardiac arrhythmia requiring medication. 15. Evidence of other disease, metabolic dysfunction, physical examination finding, or clinical laboratory finding giving reasonable suspicion of a disease or condition that contraindicates use of Capecitabine or patients at high risk for treatment complications. 16. History or evidence upon physical examination of CNS disease unless adequately treated (e.g., seizure not controlled with standard medical therapy).

Design outcomes

Primary

MeasureTime frame
Local recurrence at 2 and 5 years All patients will be closely followed by means of history taking, physical examination, endoscopy, MRI and CT or PET-CT . During follow-up, quality of life and bowel function will be evaluated with EORTC QLQ-C30 and Bowel Function Questionnaire (BFQ) questionnaire respectively . Follow up will be every three months with a clear timetable.

Secondary

MeasureTime frame
1. Overall survival 2. Disease-free survival 3. Distant metastasis-free survival at 2 and 5 years 4. Pathologic response rate 5. Accuracy of restaging work-up 6. Quality of life 7. Toxicity

Countries

Italy

Outcome results

None listed

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