- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT00897481
Studying Tumor Tissue Samples From Patients With Melanoma Who Have Undergone Sentinel Lymph Node Biopsy
A Retrospective Case-Control Study of Melanoma Patients Who Have Undergone Sentinel Lymph Node Biopsy
RATIONALE: Studying samples of tumor tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer. It may also help the study of cancer in the future.
PURPOSE: This laboratory study is looking at tumor tissue samples from patients with melanoma who have undergone sentinel lymph node biopsy.
Studieoversigt
Status
Betingelser
Detaljeret beskrivelse
OBJECTIVES:
- Develop a predictive model for sentinel lymph node biopsy positivity in patients with melanoma who have undergone sentinel lymph node biopsy.
- Develop a survival model for relapse based on sentinel lymph node biopsy positivity.
- Assess the genetic determinants in primary melanomas that predict a metastatic phenotype and thereby improve understanding of the biology of the metastases in melanoma.
OUTLINE: This is a retrospective, case-controlled, multicenter study. Patients are stratified according to Breslow thickness of the tumor (0.75-1.50 mm vs 1.51- 4 mm vs > 4 mm) and gender.
Archived tumor tissue is analyzed by immunohistochemistry (IHC) for AP2, vascular endothelial growth factor, MMP 2, MCM4, and others, if feasible. Sentinel node biopsies are analyzed by IHC for CD31, LYVE-1, and D2-40 expression. RNA and DNA are also extracted for genetic expression studies and mutation analysis (e.g., BRAF, NRAS, PTEN, CDKN2A).
Patient data related to relapse and recurrence is collected, if available.
Peer reviewed and funded or endorsed by Cancer Research UK
PROJECTED ACCRUAL: A total of 1,000 patients will be accrued for this study.
Undersøgelsestype
Tilmelding (Forventet)
Kontakter og lokationer
Studiesteder
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England
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Leeds, England, Det Forenede Kongerige, LS9 7TF
- Rekruttering
- Leeds Cancer Centre at St. James's University Hospital
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Kontakt:
- Julia Newton Bishop, MD
- Telefonnummer: 44-113-206-4668
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
DISEASE CHARACTERISTICS:
Confirmed diagnosis of cutaneous melanoma
- Breslow thickness > 0.75 mm
- Has undergone sentinel lymph node biopsy
- No primary melanoma that has not originated in the skin
- No multiple primary melanomas
- Currently under clinical followup OR discharged from follow up within the past 3 months
PATIENT CHARACTERISTICS:
- No other malignancy except for nonmelanoma skin cancer or cervical carcinoma in situ
PRIOR CONCURRENT THERAPY:
- See Disease Characteristics
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
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Predictive model for sentinel lymph node biopsy positivity
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Survival model for relapse
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Genetic determinants in primary melanomas that predict a metastatic phenotype
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Samarbejdspartnere og efterforskere
Efterforskere
- Studiestol: Julia Newton Bishop, MD, Leeds Cancer Centre at St. James's University Hospital
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Forventet)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- CRUK-LCC-06/Q1206/149
- CDR0000532943 (Registry Identifier: PDQ (Physician Data Query))
- EU-20706
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