Definition

Physician Data Query is an online source of cancer information that is developed and maintained by the National Cancer Institute (NCI). It makes current, credible, and accurate cancer information available to health professionals and the public. Physician Data Query contains information about cancer treatment, supportive and palliative care, screening, prevention, genetics, and integrative, complementary, and alternative medicine. This information is updated with the most recent evidence from scientific research. Physician Data Query also contains drug information summaries on many cancer-related drugs and dictionaries of cancer terms, drug terms, and genetics terms. Most of this information and more specific information about Physician Data Query can be found on the NCI’s website at http://www.cancer.gov/publications/pdq. Also called PDQ.