NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,812 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

[18F]SPA-RQ
A radiolabeled substance being studied in PET imaging of the brain. It is also being studied as a way to find where cancer cells have spread in patients with pancreatic cancer. It binds to cell receptors for substance P.