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The Personalized Environment and Genes Study (PEGS), formerly the Environmental Polymorphisms Registry or EPR, is a long-term research project to collect health, exposure, medical and genetic data from a diverse group of people in North Carolina in the United States.

Innate immunity is the process by which white blood cells and other parts of the immune system sense and respond to potential infections by causing an inflammation.

Gestational trophoblastic disease treatment depends on the specific type and risk category, and may include surgery, chemotherapy, and radiation. Learn more about the diagnosis and treatments for newly diagnosed and recurrent disease in this expert-reviewed summary.

High-dose vitamin C, in some studies, has shown improved quality of life and fewer side effects in some cancer patients. The U.S. Food and Drug Administration has not approved its use as a treatment for cancer. Learn more in this expert-reviewed summary.

Childhood central nervous system (CNS) germ cell tumors form from germ cells (a type of cell that forms as a fetus develops and later becomes sperm in the testicles or eggs in the ovaries). Learn about the signs, tests to diagnose, and treatment of pediatric germ cell tumors in the brain in this expert-reviewed summary.

Prostate Cancer, Nutrition, and Dietary Supplements summary discusses the use of nutrition and dietary supplements for preventing or treating prostate cancer. Learn more about the use of complementary therapies for prostate cancer in this expert-reviewed summary.

Pheochromocytoma and paraganglioma treatment is usually surgery and drug therapy. Chemotherapy, radiation therapy, targeted therapy, ablation, and embolization can be used for disease that has spread or come back. Learn more in this expert-reviewed summary.

Cannabis and cannabinoid use during cancer is often done for symptom management. Learn more about use of cannabis and cannabinoids during cancer in this expert-reviewed summary.

Gastrointestinal stromal tumors (GIST) are usually found on the stomach or small intestine, but they can be found anywhere in or near the GI tract. Find out about risk factors, symptoms, tests to diagnose, prognosis, staging, and treatment for gastrointestinal stromal tumors.

Family caregivers help many cancer patients receive part of their care at home and have an important role in the patient's health and quality of life. Learn more about caregiver roles, concerns, and challenges in this expert-reviewed summary.