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Early Treatment ctDNA Dynamics to Predict Response to Chemotherapy

Early Treatment ctDNA Dynamics to Predict Response to Chemotherapy in Patients With Advanced Pancreatic Cancer: a Prospective, Observational Pilot Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07122466
Enrollment
24
Registered
2025-08-14
Start date
2023-05-22
Completion date
2026-12-01
Last updated
2026-06-26

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

Conditions

Metastatic Pancreatic Cancer

Keywords

Pancreatic Cancer

Brief summary

This is a study that aims to understand whether a blood test measuring tumor DNA circulating in the bloodstream (circulating tumor DNA; ctDNA) shows a similar response as observed by a follow-up CT scan. To study this question, ctDNA will be measured at the same times as CT scans (just before the start of treatment, as well as 2 months after), and the response measured by the ctDNA change will be compared to the response seen on the changes between the CT scans. The goal is to make sure that ctDNA response correlates well with CT scan response measurement.

Interventions

DIAGNOSTIC_TESTTumor DNA circulating in the bloodstream (circulating tumor DNA; ctDNA)

ctDNA will be measured at the same times as CT scans (just before the start of treatment, as well as 2 months after), and the response measured by the ctDNA change will be compared to the response seen on the changes between the CT scans. The goal is to make sure that ctDNA response correlates well with CT scan response measurement.

Sponsors

Northwell Health
Lead SponsorOTHER

Study design

Observational model
OTHER
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Prior/Concurrent Therapy Criteria 1. Patients must be initiating a new treatment regimen for pancreatic cancer at the time of their initiation in the study 2. Patients must have cytologic or histologic confirmation of pancreatic cancer 3. Patients must have measurable radiographic evidence of metastatic disease 4. Patients must be ≥18 years of age 5. Patients must have an ECOG Performance Status 0-2. 6. Patients must have adequate organ function for delivery of chemotherapy as evidenced by the following: Hgb ≥8 g/dL, platelets ≥ 75 7. Patients must not have renal dysfunction that would prevent administration of IV contrast for radiographic assessment. Regulatory Criteria 8. Patients must be informed of the investigational nature of this study and must sign and give written informed consent for this protocol in accordance with institutional and federal guidelines. 9. Patients of all races, genders, \& ethnicities are eligible.

Exclusion criteria

No

Design outcomes

Primary

MeasureTime frameDescription
First follow-up imaging assessment2 monthsCompare first follow-up imaging assessment at 2 months with tumor response as assessed by ctDNA level change from baseline

Secondary

MeasureTime frameDescription
ctDNA Assessment Comparison2 monthsCompare ctDNA assessment at 2 months with earlier ctDNA measurements
Compare Signatera ctDNA test6 monthsCompare Signatera ctDNA test with another vendor
ctDNA, CA19-9, & CEA Response6 monthsCompare response of ctDNA with response of CA19-9 and CEA

Countries

United States

Contacts

PRINCIPAL_INVESTIGATORDaniel King, MD

Northwell Health

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 27, 2026