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Relationship between changes of blood drug concentration and therapeutic effect in preoperative imatinib (IM) treatment of malignant gastrointestinal stromal tumor (GIST)

Relationship between changes of blood drug concentration and therapeutic effect in preoperative imatinib (IM) treatment of malignant gastrointestinal stromal tumor (GIST)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900020854
Enrollment
Unknown
Registered
2019-01-21
Start date
2019-01-22
Completion date
Unknown
Last updated
2019-01-28

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

Conditions

GISTs

Interventions

Case series:Increase the dose of imatinib

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: A: 1) The tumors are huge (>= 10 cm) and need to undergo multi-organ resection or radiological findings suggesting that the lesions are located at the gastroesophageal junction, and proximal gastrectomy or total gastrectomy is necessary; 2) The tumors located in the duodenum require combined pancreatoduodenectomy; 3) The tumors located in the rectum require combined abdominal and perineal resection. B: All patients receiving preoperative targeted therapy underwent percutaneous ultrasound or CT-guided puncture biopsy or gastrointestinal endoscopy biopsy before treatment. All patients were diagnosed as GIST by immunohistochemical pathology in the Department of Pathology, West China Hospital.

Exclusion criteria

Exclusion criteria: 1. The patient had a history of imatinib before treatment; 2. Complication with other malignant tumors.

Design outcomes

Primary

MeasureTime frame
Imatinib plasma trough levels;

Countries

China

Contacts

Public ContactBo Zhang

West China Hospital, Sichuan University

zhangbo7310@126.com+86 18980601891

Outcome results

None listed

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