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Brain MassNCT01733173

Functional Imaging of Cerebellar Mutism Syndrome

An observational study of Brain Mass, run by Memorial Sloan Kettering Cancer Center at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to better understand why some children with cancer have difficulty speaking after brain surgery. Difficulty speaking may be due to known complications to the language centers in the brain. These language centers may be located in slightly different places in different people. Read more about this study

Who is it for?
Ages 3 to 21 years
Conditions the study is for
Brain Mass
What is being tested?
MRI with DTI and fMRI
Type of treatment
Surgery or procedure
How many people
4 participants
Where
1 siteUnited States
Study dates
Nov 2012to 12 Oct 2021
Phase
Observational
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 3 to 21 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Study population: MSK clinics

Who may be able to join

  • Subject and/or guardian is able to provide written informed consent prior to study registration
  • Age ≥3 years and ≤21 years
  • Newly diagnosed, untreated mass in posterior fossa, either benign or malignant
  • Is being evaluated for surgical resection of the mass
  • Able to perform clinical language testing in English

Who cannot join

  • Claustrophobia
  • Any contraindication to MRI (e.g., pacemaker, aneurysm clip, tissue expander).
  • Pregnant or nursing female
  • Does not speak English as a primary language (as determined by the P.I. or treating physician after discussion with a potential subject and his/her family)
  • Preexisting language or developmental disorder that would limit ability to cooperate with testing (as determined by the P.I. or treating physician after interviewing potential subject and his/her family; for example, a child may be excluded if he/she has confirmed or suspected autism spectrum disorder, dysarthria, dyslexia, lisp, hypotonia, or other age inappropriate speech development)

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065

Other trials in United States

About this study

Official title: Pilot Study: Functional Imaging of Cerebellar Mutism Syndrome

The purpose of this study is to better understand why some children with cancer have difficulty speaking after brain surgery. Difficulty speaking may be due to known complications to the language centers in the brain. These language centers may be located in slightly different places in different people. This study will study which areas may be damaged.

Conditions
Brain Mass
Being tested
MRI with DTI and fMRI
Keywords
mass in posterior fossa, benign, malignant, surgical resection, MRI, fMRI, DTI, 12-121

What participants receive

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

  • MRI with DTI and fMRIProcedure or surgery

    When possible, the subject will undergo a post operative fMRI/ DTI scan as well as clinical language testing. If the subject develops CMS, the second fMRI will be performed as soon as possible. Some subjects may be severely impaired or have difficulty performing fMRI and clinical language testing tasks. In these instances, the fMRI and language testing may not be performed, or we may choose to perform resting state or passive fMRI tasks instead.

Study groups in NCT01733173
Study groupRoleWhat they receive
mass in posterior fossa, either benign or malignantA pilot study will be performed. We will perform fMRI and DTI in children before and after surgery for posterior fossa brain tumors. Each subject will receive the standard of care for their brain tumors in terms of surgical resection, radiation therapy and/or chemotherapy.
Receives: Procedure: MRI with DTI and fMRI

What is being measured

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

  1. investigate the feasibility of performing preoperative fMRI

    in young children at risk for developing CMS after posterior fossa brain tumor resection. Age appropriate language functional MRI tasks targeting the cerebellar language centers will be performed in children before surgery and correlated with formal neuropsychological and language testing. The fMRI will be repeated after surgery. If ≥5 of the 7 subjects successfully complete ≥60% of the functional imaging tests, we will determine the pilot study to be successful and then pursue further study.

    Measured: 1 year

Secondary outcomes (2)
  1. To investigate potential changes in Diffusion Tensor Imaging (DTI) and tractography

    in subjects who develop CMS after brain tumor resection. Injury to cerebro-cerebellar tracts such as the dentatothalamocortical tracts has been implicated in the development of CMS. We propose studying the proximity between important language white matter paths and the surgical intervention before surgery. DTI: Measurements of DTI parameters (e.g., fractional anisotropy, apparent diffusion coefficient) of cerebellar and cerebro-cerebellar white matter tracts on the preoperative scan

    Measured: 1 year

  2. To investigate potential changes in DTI after posterior fossa surgery

    that may correlate with the development of CMS. We hypothesize that measurements of water diffusion by DTI and tractography will be altered in subjects who develop CMS, even without striking anatomical changes after surgery. DTI: Measurements of DTI parameters (e.g., fractional anisotropy, apparent diffusion coefficient) of cerebellar and cerebro-cerebellar white matter tracts on the postoperative scan. The preoperative and postoperative DTI results will be compared.

    Measured: 1 year

Timeline

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

  1. First posted26 Nov 2012 (estimated)
  2. Study startNov 2012
  3. Primary completion12 Oct 2021
  4. Study completion12 Oct 2021

Resources

More details

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

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Prospective
Enrolment
4 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01733173
Sponsor's protocol ID
12-121
Status last verified
Oct 2021
First submitted
20 Nov 2012
Last updated
13 Oct 2021
Results posted
No

Questions about this trial

What is this clinical trial studying?

An observational study of Brain Mass, run by Memorial Sloan Kettering Cancer Center at 1 site in United States.

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 5 inclusion and 5 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: finished, as of the sponsor's last update on 13 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

investigate the feasibility of performing preoperative fMRI (time frame: 1 year). 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 13 Oct 2021; AzTrials last refreshed its copy on 7 Nov 2026.

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