study of high risk factors

CT Scans in Screening for Lung Cancer in Current and Former Smokers

Early Detection of Second Lung Cancer in Patients With Stage I Non-small Cell Lung Cancer

Studying Genes, Environment, and Prostate Cancer Risk in Patients With or Without Prostate Cancer

Incidence of Cancer in Women at Increased Genetic Risk of Ovarian Cancer

Exercise Programs in Healthy Young Women at Increased Risk of Developing Breast Cancer

Changes in Breast Density and Breast Cancer Risk in Women With Breast Cancer and in Healthy Women

MRI for Detecting Cancer in Women Who Are at High Risk of Developing Breast Cancer

Oral HPV Infection in Young Men

Collecting Information From Patients and Family Members With Hereditary Colorectal Cancer Syndromes or Who Are at High Risk of Developing Colorectal Cancer

Lymphedema After Surgery in Patients With Endometrial Cancer, Cervical Cancer, or Vulvar Cancer

S0424 - Carcinogens in Lung Tissue From Smokers (Closed to Entry as of 7/15/07) and Non-Smokers With Newly Diagnosed Stage I, Stage II, or Stage III Non-Small Cell Lung Cancer

Human Papilloma Virus Infection in HIV-Positive Indian Men Who Have Sex With Men

Lung Screening Study

Nipple Aspiration, Ductal Lavage, and Duct Endoscopy in Screening Women at Moderate-to-High Risk of Developing Breast Cancer

Sputum Cytology in Screening Heavy Smokers For Lung Cancer

Clinical Effort Against Secondhand Smoke (CEASE) Program or Standard Care in Helping Parents Stop Smoking

Prostate Cancer Screening and Dietary Heterocyclic Amines in African American Men

Identifying Gene Mutations in Patients With Melanoma and in Families With a History of Hereditary Melanoma

Studying Genes for Barrett's Esophagus in Brothers and Sisters

Study of Families With Melanoma