NCT06728891

Brief Summary

This study aims to evaluate the tumor deposit at the fusion site of the right gastric mesentery and left gastric mesentery in the patients with gastric cancer who received proximal gastrectomy.

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for all trials

Timeline
20mo left

Started May 2024

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress55%
May 2024Dec 2027

Study Start

First participant enrolled

May 1, 2024

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

September 1, 2024

Completed
3 months until next milestone

First Posted

Study publicly available on registry

December 11, 2024

Completed
3.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 31, 2027

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 31, 2027

Last Updated

September 2, 2025

Status Verified

August 1, 2025

Enrollment Period

3.7 years

First QC Date

September 1, 2024

Last Update Submit

August 25, 2025

Conditions

Keywords

Gastric cancerLymph node dissectionRight gastric mesenteryTumor deposit

Outcome Measures

Primary Outcomes (1)

  • Rate of tumor deposit at the fusion site of the right gastric mesentery and left gastric mesentery; Through postoperative pathological diagnosis

    through study completion, an average of 1 year

Study Arms (1)

Patients undergoing proximal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision

Other: In addition to routine diagnosis and treatment, no additional intervention measures were taken.

Interventions

This study does not impose any intervention on the patients

Patients undergoing proximal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision

Eligibility Criteria

Age18 Years - 85 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Patients undergoing proximal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision. At the same time, the patients met the above inclusion and exclusion criteria.

You may qualify if:

  • Aged older than 18 years and younger than 85 years
  • Primary gastric adenocarcinoma confirmed by preoperative pathology result
  • cT2-4aN0-3M0 at preoperative evaluation according to the American Joint 8 Committee on Cancer (AJCC) Cancer Staging Manual 8th Edition
  • Patients undergoing proximal gastrectomy with D2 lymphadenectomy plus complete mesogastric excision
  • American Society of Anesthesiologists (ASA) class I, II, or III
  • Written informed consent

You may not qualify if:

  • Negative preoperative biopsy
  • Too late tumour stage or metastasis (cT4b/M1)
  • BMI\>30 kg/m2
  • previous neoadjuvant chemotherapy or radiotherapy
  • Previous upper abdominal surgery
  • Combined with other malignant diseases
  • Reject operation

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Department of Gastrointestinal Surgery, The First Affiliated Hospital, Zhejiang University School of Medicine

Hangzhou, Zhejiang, 310000, China

RECRUITING

MeSH Terms

Conditions

Stomach NeoplasmsExtranodal Extension

Interventions

Therapeutics

Condition Hierarchy (Ancestors)

Gastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteNeoplasmsDigestive System DiseasesGastrointestinal DiseasesStomach DiseasesNeoplasm MetastasisNeoplastic ProcessesPathologic ProcessesPathological Conditions, Signs and Symptoms

Central Study Contacts

Study Design

Study Type
observational
Observational Model
OTHER
Time Perspective
PROSPECTIVE
Target Duration
3 Years
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

September 1, 2024

First Posted

December 11, 2024

Study Start

May 1, 2024

Primary Completion (Estimated)

December 31, 2027

Study Completion (Estimated)

December 31, 2027

Last Updated

September 2, 2025

Record last verified: 2025-08

Locations