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Embryological Origin of the "Three-Fascia Two-Space" Structure and its Implication in Colorectal Surgery

Embryological Origin of the "Three-Fascia Two-Space" Structure and its Implication in Colorectal Surgery

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600116398
Enrollment
Unknown
Registered
2026-01-09
Start date
2025-11-01
Completion date
Unknown
Last updated
2026-01-12

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

Conditions

Colorectal cancer

Interventions

Not-Fusion fascia-guided Mesenteric Excision:None
Fusion fascia-guided Mesenteric Excision:None

Sponsors

The Sixth Affiliated Hospital of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Aged 18–75 years; 2. Colorectal cancer with a single primary lesion and invasion depth reaching at least the submucosa; 3. Underwent elective radical resection within the specified period (January 1, 2021 – October 31, 2022); 4. Clinicopathological stage pT1–3N1–2M0; 5. Complete perioperative clinical data available.

Exclusion criteria

Exclusion criteria: 1. Underwent emergency surgery due to tumor obstruction, perforation, or bleeding; 2. Presence of distant metastasis (M1); 3. History or concurrent diagnosis of other malignant tumors; 4. Cancer arising from familial adenomatous polyposis, ulcerative colitis, or Crohn's disease; 5. Received neoadjuvant therapy (chemoradiotherapy or radiotherapy); 6. Cases requiring conversion to open surgery during the procedure; 7. Incomplete medical records or lack of key data necessary for evaluation.

Design outcomes

Primary

MeasureTime frame
Estimated Intraoperative Blood Loss;Operative Duration;

Secondary

MeasureTime frame
Postoperative Complication Rate;

Countries

China

Contacts

Public ContactDiao Dechang

The Sixth Affiliated Hospital of Sun Yat-sen University

diaodechang223@163.com+86 156 2503 3534

Outcome results

None listed

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