Predicting Pathological Response Within the 1st Week of Chemotherapy Using Diffuse Optical Spectroscopic Imaging

NCT ID: NCT01277263

Last Updated: 2022-11-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Study Classification

OBSERVATIONAL

Study Start Date

2010-12-31

Study Completion Date

2018-12-31

Brief Summary

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Women with Breast Cancer who do not respond to chemotherapy may undergo months of treatment with little or no change in tumor size or overall outcome.

The Researchers have demonstrated a previously undescribed "metabolic flare" response observed very early in neoadjuvant treatment in breast cancer patients. The research can determine that this flare is predictive of overall therapy response and is due to both an inflammatory reaction and cell death induced by cytotoxic therapy.

Detailed Description

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The researcher can use Diffuse Optical Spectroscopic Imaging device to measure and predict the markers of the response in the first weeks of chemo-therapy.

The oxyhemoglobin flare response can predictive of overall pathological response to chemotherapy in human subjects. These vascular changes can indicate the rapid transient increase and then decrease in oxyhemoglobin concentration in the first hours and days after therapeutic administration. The magnitude and time course of the flare response in patients receiving cytotoxic therapy will differ between pathological responders and non-responders. This oxyhemoglobin "flare response" can be observed In tumors where vascular dynamics are intact.

Conditions

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Breast Cancer

Study Design

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Observational Model Type

CASE_ONLY

Study Time Perspective

PROSPECTIVE

Interventions

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Diffuse Optical Spectroscopy Imaging

Monitoring Breast Cancer during chemo therapy

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Female, not pregnant, not breastfeeding
* greater than 21 years of age but less than 75 years of age
* will be receiving neoadjuvant chemotherapy for breast cancer as prescribed by their oncologist

Exclusion Criteria

* Under 21 year of age
* Female pregnant or breastfeeding
Minimum Eligible Age

21 Years

Maximum Eligible Age

75 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Beckman Laser Institute University of California Irvine

OTHER

Sponsor Role collaborator

University of California, Irvine

OTHER

Sponsor Role lead

Responsible Party

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Beckman Laser Institute and Medical Center

Bruce Tromberg, PhD., Director, Beckman Laser Institute and Medical Clinic, Professor, Departments of Biomedical Engineering and Surgery

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Bruce Tromberg, PhD

Role: STUDY_DIRECTOR

Beckman Laser Institute

Locations

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Pacific Breast Care Medical Clinic

Costa Mesa, California, United States

Site Status

Beckman Laser Institute

Irvine, California, United States

Site Status

Chao Family Comprehensive Cancer Center, UCIMC

Orange, California, United States

Site Status

Countries

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United States

Other Identifiers

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20107789

Identifier Type: -

Identifier Source: org_study_id

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