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Clinical Characteristics and Prognosis of Primary Duodenal Cancer: An Observational, Non-interventional, Multicenter Study

Clinical Characteristics and Prognosis of Primary Duodenal Cancer: A Multicenter Retrospective Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500099111
Enrollment
Unknown
Registered
2025-03-18
Start date
2022-07-02
Completion date
Unknown
Last updated
2025-03-24

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

Conditions

Duodenal Cancer

Interventions

Observation group:None

Sponsors

National Cancer Center/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1.Pathologically Confirmed: Histologically verified duodenal adenocarcinoma; 2.Surgical Intervention: Patients who underwent surgical resection (including R1/R2 resection) with postoperative pathological data; 3.Data Completeness: Availability of complete follow-up records; 4.Demographics: No restrictions on age, gender.

Exclusion criteria

Exclusion criteria: 1. The pathological result is non-adenocarcinoma or non-duodenal primary tumor; 2. The treatment received is endoscopic surgery, such as ESD, EMR, etc; 3. Palliative surgery, including gastrointestinal, biliary-intestinal anastomosis surgery, interventional or other attenuating surgery; 4. Follow-up data were missing.

Design outcomes

Primary

MeasureTime frame
Overall Survival;—

Secondary

MeasureTime frame
Disease-Free Survival ;Recurrence Patterns;—

Countries

China

Contacts

Public ContactJianwei Zhang

National Cancer Center

academicpaper@hotmail.com+86 188 1065 2151

Outcome results

None listed

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