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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Coma

Coma (KOH-muh)
A condition in which a patient is in a state of deep sleep and cannot be awakened. A coma may be caused by many things, including trauma, drugs, toxins, or certain diseases.



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