anaplastic large cell lymphoma

An aggressive (fast-growing) type of non-Hodgkin lymphoma that is usually of the T-cell type. The cancer cells express a marker called CD30 or Ki-1 on the … [Read more...]

anaplastic thyroid cancer

A rare, aggressive type of thyroid cancer in which the malignant (cancer) cells look very different from normal thyroid cells. … [Read more...]

anastomosis

A procedure to connect healthy sections of tubular structures in the body after the diseased portion has been surgically removed. … [Read more...]

anatomic

Having to do with anatomy (the study of the structure of a plant or animal). … [Read more...]

anatomist

A person who specializes in anatomy (the study of the structures of animals or plants). … [Read more...]

anatomy

The study of the structure of a plant or animal. … [Read more...]

ancillary test

In a clinical trial, a medical test on a patient that is not a part of the original study design. … [Read more...]

androblastoma

A rare type of ovarian tumor in which the tumor cells secrete a male sex hormone. This may cause virilization (the appearance of male physical characteristics … [Read more...]

androgen

A type of hormone that promotes the development and maintenance of male sex characteristics. … [Read more...]

androgen ablation

Treatment to suppress or block the production or action of male hormones. This is done by having the testicles removed, by taking female sex hormones, or by … [Read more...]