No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
Ready to participate?
Review the details below, then apply to join this clinical trial.
At a Glance
Age
18 and older
Sex
Any
Study type
Observational
Participants needed
1,000 (estimated)
Sponsor
Memorial Sloan Kettering Cancer Center · Other
Who this trial is looking for
Think this trial could be right for you?
Answer a few quick questions to see if you may meet the eligibility requirements.
This study is being done to create a registry to help us learn more about germ cell tumors (GCT) and other testicular tumors. The registry will include people with these tumors and also relatives and unrelated people without these tumors. This study will help us learn more about the prevention, diagnosis, treatment and outcome of these tumors. Studying relatives of patients and people unrelated to…
This study is being done to create a registry to help us learn more about germ cell tumors (GCT) and other testicular tumors. The registry will include people with these tumors and also relatives and unrelated people without these tumors. This study will help us learn more about the prevention, diagnosis, treatment and outcome of these tumors. Studying relatives of patients and people unrelated to patients with GCT and other testicular tumors will help us understand why some people get these tumors and why some people don't.
Trial Locations
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Status
Eligibility Criteria
Inclusion Criteria:
Case Cohort
* Must be ≥ 18 years of age AND
* Must be an English-speaker AND
* Must have a diagnosis or suspicion of germ cell tumor and/or a testicular mass
Family Member Cohort
* Must be ≥ 18 years of age AND
* Must be an English-speaker AND
* Must be a blood relative of th…
Inclusion Criteria:
Case Cohort
* Must be ≥ 18 years of age AND
* Must be an English-speaker AND
* Must have a diagnosis or suspicion of germ cell tumor and/or a testicular mass
Family Member Cohort
* Must be ≥ 18 years of age AND
* Must be an English-speaker AND
* Must be a blood relative of the proband. Family members of probands are eligible. These individuals need not have a diagnosis of GCT-TT, as they will be used for segregation analysis of suspected variants found in the proband.
Control Cohort
* Must be ≥ 18 years of age AND
* Must be an English-speaker AND
* Must not have a personal history of cancer, with the exception of non-melanoma skin cancer, AND
* Must not have a family history of germ cell tumor or testicular tumor AND
* Must not be a blood relative of controls enrolled in this study
Exclusion Criteria:
Contacts
Darren Feldman, MD
646-422-4491
CONTACT
Joel Sheinfeld, MD
646-422-4311
CONTACT
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