New ultrasound could predict chemo success in weeks, not months
NCT ID NCT07581730
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether a special ultrasound technique, called contrast-enhanced subharmonic ultrasound, can predict if chemotherapy is working for stomach cancer that has spread to the liver. Currently, doctors wait about 2 months for CT or MRI scans to see tumor shrinkage. This ultrasound looks at blood flow inside liver tumors before and after 1-2 chemo cycles. The goal is to see if early changes in blood flow can predict later treatment success. The study will enroll 107 adults with newly diagnosed liver metastases who have not yet started treatment.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- contrast-enhanced subharmonic ultrasound
- What this could lead to
- If successful, this could allow doctors to quickly tell if chemotherapy is working for gastric cancer that has spread to the liver, enabling faster treatment adjustments.
- What could go wrong
- This is an early-stage study with only 107 participants, and the ultrasound technique may not reliably predict treatment response in all patients.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 107 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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May 2026
An estimate. Start dates often move.
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients with gastric cancer liver metastases will receive standard first-line chemotherapy.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Age ≥ 18 years. * Histologically or radiologically confirmed, initially diagnosed and have not undergone any treatment gastric liver metastasis (GCLM). * Lesion size ≤ 6 cm (preferably located adjacent to major anatomical structures such as large vessels or bile ducts). * Lesion depth ≤ 10 cm on ultrasound imaging. * Planned to receive guideline-recommended first-line systemic therapy. * The target lesion has not undergone any prior systemic or local treatment, including surgery, ablation, embolization, targeted therapy, or investigational agents, before enrollment. * Willingness to provide written informed consent. Exclusion Criteria: * Inability to cooperate with contrast-enhanced ultrasound or subharmonic imaging examinations (e.g., dyspnea when lying supine or excessive out-of-plane motion). * Know or suspected allergy to the contrast agent or other contraindications to its use. * Target lesion not previously evaluated or managed according to standard systemic treatment protocols. * Clinically unstable condition, advanced-stage disease, or patients with an unpredictable clinical course that may affect treatment tolerance or follow-up. * Pregnant or breastfeeding women. 6.Inability to understand or comply with the study protocol, including the requirement to complete follow-up visits and examinations.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
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