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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Prueba de laboratorio

Laboratory test (LA-bruh-tor-ee)
A medical procedure that involves testing a sample of blood, urine, or other substance from the body. Tests can help determine a diagnosis, plan treatment, check to see if treatment is working, or monitor the disease over time.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.