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Researchers test if CT scan tweaks change tumor readings

NCT ID NCT03038568

Knowledge-focused Sponsor: Memorial Sloan Kettering Cancer Center Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at how small changes in CT scan settings affect measurements of colorectal cancer tumors that have spread to the liver. About 169 adults with these tumors will get an extra CT scan. The goal is to see if tumor measurements stay reliable even when scan details vary.

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

169 people

The number who actually took part.

Started

Jan 2017

Expected to finish

Jan 2027

An estimate. End dates often move.

Lead sponsor

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 who undergo contrast enhanced CT scanning for colorectal liver metastases will be consented for one additional CT abdomen phase during the same imaging session.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Patients ≥ 18 years of age on the day of signed informed consent * Patients scheduled and approved for contrast enhanced CT that includes imaging of the abdomen and pelvis following the Department of Radiology standard of care protocol as per local institutional guidelines * Patients with measurable colorectal liver metastases on prior imaging, with at least one tumor greater than 2.0 cm in axial maximal diameter Exclusion Criteria: * Patient who is pregnant and/or lactating * Patient scheduled for CT that includes the abdomen with a multiphasic contrast enhanced protocol (e.g. Triple Phase or Quadruple Phase Liver CT) * Patient who require reduced intravenous contrast dose based on the Department of Radiology contrast policy as per local institutional guidelines * Any other medical condition, including mental illness or substance abuse, deemed by the Investigator to be likely to interfere with a patient's ability to sign informed consent, cooperate and participate in the study, or follow up procedures

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Conditions

The condition(s) this trial relates to.

colorectal cancer

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Colorectal cancer metastatic

Contacts and locations

Locations

  • MD Anderson Cancer Center, Texas (Data collection only)

    Houston, Texas, 77030, United States

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065, United States

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