Physician Data Query
Physician Data Query (PDQ) is an essential online database provided by the National Cancer Institute (NCI). It serves as a comprehensive source of up-to-date, evidence-based cancer information for healthcare professionals and the public.

Key Takeaways
- Physician Data Query (PDQ) is the National Cancer Institute’s primary database for cancer information.
- It provides current, evidence-based information on cancer treatment, screening, prevention, genetics, and supportive care.
- PDQ content is developed and maintained by expert editorial boards, ensuring accuracy and reliability.
- The database is a vital resource for healthcare professionals, researchers, and patients seeking comprehensive cancer knowledge.
- Information is presented in both technical and patient-friendly formats to cater to diverse audiences.
What is Physician Data Query (PDQ)?
Physician Data Query (PDQ) is the National Cancer Institute’s (NCI) comprehensive cancer information database. It is a vital resource designed to provide healthcare professionals and the public with the latest, evidence-based information on cancer. The database covers a wide range of topics, including detailed summaries on cancer treatment, screening, prevention, genetics, and supportive care. This extensive collection ensures that users have access to reliable and current data to inform clinical decisions and patient education.
The content within PDQ is meticulously developed and maintained by expert editorial boards comprising oncologists, researchers, and other specialists. These boards regularly review and update the information to reflect new scientific findings and clinical advancements, ensuring the accuracy and relevance of the data. The goal of this continuous review process is to provide the most current physician data query information available, making it an indispensable tool in the field of oncology. The database also offers summaries tailored for patients, making complex medical information accessible and understandable for individuals navigating a cancer diagnosis.
How Physician Data Query Works
The operational framework of Physician Data Query (PDQ) is designed to facilitate easy access to its vast repository of cancer information. The database compiles and organizes information through a rigorous process involving expert review and synthesis of scientific literature. Editorial boards, specialized in various aspects of oncology, continuously monitor new research, clinical trials, and treatment guidelines. This systematic approach ensures that the information presented is current, accurate, and reflects the highest standards of medical evidence. This is central to understanding how physician data query works effectively as a dynamic information system.
Once compiled and reviewed, the information is structured into various summaries. These summaries are available in both technical versions, intended for healthcare professionals, and patient-friendly versions, which are written in plain language. Users can access the PDQ database online through the NCI website, allowing for quick and efficient retrieval of specific cancer-related topics. The utility of PDQ extends to various stakeholders, including oncologists seeking the latest treatment protocols, researchers exploring new avenues for cancer study, and patients looking for reliable information about their condition. The comprehensive nature of the database, coupled with its user-friendly interface, makes the physician data query explained in a way that supports informed decision-making across the cancer care continuum.
For instance, a healthcare professional might use PDQ to research the efficacy of a new chemotherapy regimen for a specific type of cancer, while a patient could use it to understand the side effects of their prescribed treatment. The database also includes information on clinical trials, allowing both professionals and patients to explore participation opportunities. This dual approach ensures that the information is relevant and accessible to everyone who needs it, reinforcing PDQ’s role as a cornerstone of cancer knowledge dissemination.