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Home >Information for Patients > Dictionary Index

Dictionary of Cancer Terms

View in Spanish: Período menstrual

Menstrual period (MEN-stroo-al PEER-ee-od)
The periodic discharge of blood and tissue from the uterus. From puberty until menopause, menstruation occurs about every 28 days, but does not occur during pregnancy.



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