An inherited disorder marked by rapid aging that begins in early adolescence. Patients may be shorter than average, and have health problems such as loss and … [Read more...]
adult rickets
A condition in adults in which bones become soft and deformed because they don … [Read more...]
adult T-cell leukemia/lymphoma
An aggressive (fast-growing) type of T-cell non-Hodgkin lymphoma caused by the human T-cell leukemia virus type 1 (HTLV-1). It is marked by bone and skin … [Read more...]
advance directive
A legal document that states the treatment or care a person wishes to receive or not receive if he or she becomes unable to make medical decisions (for example, … [Read more...]
advanced cancer
Cancer that has spread to other places in the body and usually cannot be cured or controlled with treatment. … [Read more...]
advanced malignant mesothelioma
Malignant mesothelioma (cancer that forms in the lining of the chest or abdomen) that is stage II, stage III, or stage IV. … [Read more...]
advanced practice nurse
A registered nurse who has additional education and training in how to diagnose and treat disease. Advanced practice nurses are … [Read more...]
adverse effect
An unexpected medical problem that happens during treatment with a drug or other therapy. Adverse effects do not have to be … [Read more...]
adverse event
An unexpected medical problem that happens during treatment with a drug or other therapy. Adverse events do not have to be … [Read more...]
Advil
A drug used to treat fever, swelling, pain, and redness by preventing the body from making a substance that causes inflammation. It is a type of nonsteroidal … [Read more...]