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Radiation and chemotherapy before surgery for high risk rectal cancer: A multicentric observational study in the Indian population.

Total neoadjuvant therapy in high risk locally advanced rectal cancer: A multicentric observational study in the Indian population (TIDE-R study). - TIDE-R

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/01/079409
Enrollment
78
Registered
2025-01-24
Start date
Unknown
Completion date
Unknown
Last updated
2025-02-03

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

Conditions

Health Condition 1: C20- Malignant neoplasm of rectum

Interventions

Intervention1: NIL: NIL Control Intervention1: NIL: NIL

Sponsors

Febin Antony
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: those with ECOG Performance Status 0 to 2, histologically confirmed rectal adenocarcinoma below the peritoneal reflection as per MRI, cT4 or cN2, or MRF involvement, or EMVI.

Exclusion criteria

Exclusion criteria: those with, metastatic disease (M1), prior malignancies within the last 5 years (excluding non-melanoma skin cancer), contraindications to chemotherapy or radiotherapy, bowel obstruction for whom emergency diversion is required, uncontrolled systemic illness or cardiac dysfunction, deemed unfit for TNT by the treating team.

Design outcomes

Primary

MeasureTime frame
Pathological Complete Response (pCR): Defined as no residual tumor in the surgical specimen (ypT0N0) based on tumor regression score.Timepoint: at 3, 6, 9, 12, 15, 18, 21, 24 months.

Secondary

MeasureTime frame
Acute Toxicity: Measured using CTCAE v5.0 for grade 3-4 toxicities during and after treatment.Timepoint: at 3, 6, 9, 12, 15, 18, 21, 24 months.;Disease-Free Survival (DFS): Time from diagnosis to locoregional or distant relapse, or death from rectal carcinoma.Timepoint: at 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60 months.;Locoregional Failure (LRF): Relapse of the tumor in the pelvic region.Timepoint: at 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60 months.;Overall Survival (OS): Time from diagnosis to death caused by colorectal cancer or treatment-related mortality.Timepoint: at 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60 months.

Countries

India

Contacts

Public ContactFebin Antony

Amala Institute of Medical Sciences

febinanthony@gmail.com9496347880

Outcome results

None listed

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