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Carcinoma, HepatocellularPhase 2NCT01669668

Radiofrequency Ablation in Treating Patients With Liver Cancer (Hepatocellular Carcinoma)

A Phase 2 study testing radiofrequency ablation and laparoscopy in people with Carcinoma, Hepatocellular, run by Washington University School of Medicine.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This phase II trial studies how effectively radiofrequency ablation prevents recurrence of hepatocellular carcinoma (HCC) in patients with easily removable tumors. Radiofrequency ablation uses a high-frequency, electric current to kill tumor cells. Read more about this study

Who is it for?
Ages 18 to 69 years
Conditions the study is for
Carcinoma, Hepatocellular
What is being tested?
radiofrequency ablation and laparoscopy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
No sites listed yet
Study dates
Dec 2014to Dec 2018
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 69 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Histologically proven HCC or unambiguous radiologic findings consistent with HCC (> 1 cm tumor with arterial hypervascularity and venous or delayed phase washout) in patients with underlying liver disease.
  • Disease must be considered unresectable (as defined by protocol).
  • Age between 18 and 69 (inclusive).
  • Karnofsky performance status of ≥ 80%
  • Normal organ and marrow function as defined below:
  • leukocytes ≥3,000/mcL
Show all 16Show fewer
  • absolute neutrophil count ≥1,500/mcL
  • platelets >100,000/mcL
  • total bilirubin <2.0 mg/dL
  • AST(SGOT)/ALT(SGPT) ≤2.5 X institutional upper limit of normal
  • creatinine within normal institutional limits OR
  • creatinine clearance ≥60 mL/min/1.73 m2 for patients with creatinine levels above institutional normal
  • Presence of ≤ 3 tumors, all of which are ≤ 3 cm in size. This will be determined preoperatively and confirmed by intraoperative ultrasound.
  • Liver function of Child-Pugh class A or B
  • Tumor(s) must be more than 2 cm away from of major biliary duct or major blood vessel defined as the main portal vein and its right and left primary branches and the first 1 cm of the secondary branches of the common hepatic duct and its right and left primary branches or the first 1 cm of its secondary branches.
  • Able to understand and willing to sign a written informed consent document.

Who cannot join

  • Hepatic tumor(s) with satellite lesions. A satellite lesion is defined as a tumor which is within 2 cm of the tumor being assessed for treatment and which has a diameter of less than 33% of the diameter of the tumor being assessed for treatment.
  • Evidence of metastatic/extrahepatic disease based on abdominal and chest CT performed within 4 weeks of the procedure.
  • Extrahepatic disease upon laparoscopy performed at the time of RFA. If extrahepatic disease is discovered at this laparoscopy, RFA will not be performed, and the patient will be considered ineligible for this study and will be replaced.
  • Pregnancy. All women of childbearing potential must have a negative pregnancy test prior to enrollment in the study.
  • Significant portal hypertension based on evidence of esophageal varices or ascites. Minimal portal hypertension or ascites will not be an exclusion criterion.
  • Previous history of HCC or any other non-cutaneous malignancy.
  • Patients who are found to be ineligible due to intraoperative findings will be recorded as to the cause of ineligibility. They will not be counted as accrued patients.
  • -Inclusion of Women and Minorities Both men and women and members of all races and ethnic groups are eligible for this trial.

About this study

Official title: Radiofrequency Ablation Under Ideal Conditions in Hepatocellular Carcinoma

This phase II trial studies how effectively radiofrequency ablation prevents recurrence of hepatocellular carcinoma (HCC) in patients with easily removable tumors. Radiofrequency ablation uses a high-frequency, electric current to kill tumor cells.

Being tested
radiofrequency ablation, laparoscopy
Medical subject headings
Carcinoma, Hepatocellular

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • radiofrequency ablationProcedure or surgery

    Undergo RFA

  • laparoscopyProcedure or surgery

    Undergo laparoscopic ultrasound

Study groups in NCT01669668
Study groupRoleWhat they receive
RFAExperimentalPatients undergo laparoscopic ultrasound followed by RFA.
Receives: Procedure: radiofrequency ablation; Procedure: laparoscopy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Local recurrence, defined as the recurrence at the size of original tumor

    Local recurrence will be summarized using descriptive statistics.

    Measured: Up to 2 years

Secondary outcomes (4)
  1. Morbidity and mortality associated with RFA under ideal conditions

    The incidences of surgical complications and procedure-related death will be calculated.

    Measured: 30 days

  2. Overall survival rate

    Kaplan-Meier product limit method will be used to estimate the 2-year overall survival. The median overall survival will also be

    Measured: At 2 years

  3. Disease-free survival rate

    Kaplan-Meier product limit method will be used to estimate the 2-year disease-free survival. The median disease-free survival will also be estimated.

    Measured: At 2 years

  4. Ability of patients who develop recurrence to undergo salvage transplantation

    At the time of recurrence, the patient is evaluated to see if she/he falls within the Milan criteria; if she/he does, then she/he is considered able to undergo salvage transplantation.

    Measured: Up to 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Aug 2012 (estimated)
  2. Study startDec 2014
  3. Primary completionDec 2018 (estimated)
  4. Study completionDec 2018 (estimated)

Why it stopped: Lack of referrals.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01669668
Sponsor's protocol ID
201207113
Status last verified
Jul 2014
First submitted
16 Aug 2012
Last updated
16 Jul 2014
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing radiofrequency ablation and laparoscopy in people with Carcinoma, Hepatocellular, run by Washington University School of Medicine.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 16 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 16 Jul 2014. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Local recurrence, defined as the recurrence at the size of original tumor (time frame: Up to 2 years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 Jul 2014; AzTrials last refreshed its copy on 8 Nov 2026.

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