Adrenocortical carcinoma is a rare disease in which malignant (cancer) cells form in the outer layer of the adrenal gland. There are two adrenal glands. The adrenal glands are small and shaped like a triangle. One adrenal gland sits on top of each kidney. Each adrenal gland has two parts. The outer layer of the adrenal...

An adrenocorticotropic hormone test measures the level of adrenocorticotropic hormone (ACTH) in the blood to check for problems with the pituitary gland and adrenal glands. ACTH is made in the pituitary gland in response to the release of another hormone, called corticotropin-releasing hormone (CRH), by the...

ALL (also called acute lymphocytic leukemia) is an aggressive type of leukemia characterized by the presence of too many lymphoblasts or lymphocytes in the bone marrow and peripheral blood. It can spread to the lymph nodes, spleen, liver, central nervous system (CNS), testicles, and other organs. Without treatment, ALL...

Incidence and Mortality Brain tumors account for 85% to 90% of all primary central nervous system (CNS) tumors.[ 1] Estimated new cases and deaths from brain tumors and other nervous system tumors in the United States in 2022:[ 2] New cases: 25,050. Deaths: 18,280. Data from the Surveillance, Epidemiology, and End...

Incidence and Mortality Estimated new cases and deaths from HL in the United States in 2022:[ 1] New cases: 8,540. Deaths: 920. More than 75% of all newly diagnosed patients with adult HL can be cured with combination chemotherapy and/or radiation therapy.[ 2] Over the last five decades, U.S. national mortality has...

After getting approval from several expert groups, the U.S. Centers for Disease Control and Prevention (CDC) recommends the following immunization schedule for adults. You can view it online at www.cdc.gov/vaccines/schedules/index.html.

Non-Hodgkin lymphoma is a disease in which malignant (cancer) cells form in the lymph system. Non-Hodgkin lymphoma is a type of cancer that forms in the lymph system. The lymph system is part of the immune system. It helps protect the body from infection and disease. The lymph system is made up of the following: Lymph...

Primary liver cancer is a disease in which malignant (cancer) cells form in the tissues of the liver. Cancer that forms in other parts of the body and spreads to the liver is not primary liver cancer. The liver is one of the largest organs in the body. It has two lobes and fills the upper right side of the abdomen...

Provides links to information about advance care planning. Includes links on advance directives, palliative care and hospice, finding a health care agent, and dealing with grief or dementia.

Guides through decision to receive artificial hydration and nutrition if you have a life-threatening or terminal illness. Describes various feeding-tube methods. Discusses benefits and risks. Includes interactive tool to help you make your decision.

Guides through decision to stop kidney dialysis for kidney failure. Covers key factors in decision. Covers benefits and risks. Discusses what happens after dialysis is stopped. Offers interactive tool to help you make your decision.

Learn more about what questions to keep asking—as your treatment and preferences change.

It can be hard to know which treatments you may or may not want near the end of life. Learning more can help.

An advance directive is a form. It describes the kinds of medical care you want to have if you're badly hurt or have a serious illness and can't speak for yourself. A living will (declaration) and a medical power of attorney (durable power of attorney for health care) are types of advance directives. It may be hard to...