A substance formed by the body to help defend it against infection.

Examination of the vagina and cervix with an instrument called a colposcope.

A registered nurse who has met the requirements and successfully completed a certification examination in oncology.

AIDS is a viral disease that destroys the body's ability to fight infections, leaving the body susceptible to many other diseases. AIDS is also known as Autoimmune Immunodeficiency Syndrome

A sudden onset of symptoms or disease.

See Carcinoma.

A benign tumor made up of glandular tissue. For example, an adenoma of the pituitary gland may cause it to produce abnormal amounts of hormones.

Two small organs near the kidneys that release hormones.

A tumor marker. Alopecia The loss of hair, which may include all body hair as well as scalp hair.

Any drug that relieves pain. Aspirin and acetaminophen are mild analgesics.