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About
RATIONALE: Gathering information about genetic and environmental factors from patients with lung cancer and their partners and first-degree relatives may help doctors learn more about the disease.
PURPOSE: This clinical trial is looking at the patterns, causes, and control of disease in patients with lung cancer in the North Trent (England) region.
Full description
OBJECTIVES:
Primary
Secondary
OUTLINE: This is a multicenter study.
Patients and their partners complete a detailed, interview-based questionnaire to assess their environmental risk factors for cancer. Information on past medical, social, occupational, and smoking history as well as family history, including any malignancies diagnosed and subsequent causes of death, is collected. First-degree relatives of patients complete an interview-based questionnaire about smoking, occupational, and cancer history. Relatives of patients' partners complete a telephone-administered questionnaire only.
Medical records of patients are reviewed to obtain information on pathological diagnosis and laboratory number, date of diagnosis, stage of disease, performance status, co-morbidities, and treatment plan. Medical records of partners may also be reviewed to obtain information on the incidence of smoking-related malignancies (i.e., cancer of the lung, larynx, esophagus, stomach, bladder, or head and neck).
Patients and their partners and first-degree relatives undergo blood sample collection for laboratory studies. Previously collected tumor samples are obtained from patients. Plasma DNA, lymphocyte DNA, and tumor DNA are analyzed by polymerase chain reaction (PCR) to identify loss of heterozygosity (LOH) between genomic (lymphocyte) DNA and the tumor and plasma DNA. Specific tumor-associated mutations are also analyzed by real-time PCR. Single nucleotide polymorphism studies, including common gene polymorphisms (metabolic genes, DNA repair genes, and tumor suppressor genes), in lung cancer families are also conducted.
A statistical model will be developed for future analysis and will include correlations in genetic alterations in DNA isolated from tumor and plasma, familial aggregation studies, and genetic analysis studies.
PROJECTED ACCRUAL: A total of 2,000 participants (500 patients and 1,500 partners and first-degree relatives [controls]) will be accrued for this study.
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Inclusion and exclusion criteria
DISEASE CHARACTERISTICS:
Patient meeting the following criteria:
Pathologically confirmed lung cancer or planning to undergo lung cancer surgery pending pathological confirmation
Evidence of active disease (i.e., not in remission)
Meets 1 of the following criteria:
Control meeting the following criteria:
Resides within the North Trent Cancer Network region
PATIENT CHARACTERISTICS:
PRIOR CONCURRENT THERAPY:
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Data sourced from clinicaltrials.gov
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