Nezhat's Textbook of Minimally Invasive Surgery Published online by Cambridge University Press: 06 November 2025
Approximately 40–90% of females have painful menses or dysmenorrhea.[1] Dysmenorrhea can be categorized as primary or secondary depending on the onset of symptoms. With onset just after menarche, primary dysmenorrhea is defined as menstrual pain without pelvic pathology. Secondary dysmenorrhea is characterized by an underlying pathology and can present any time after menarche. Dysmenorrhea often presents with both somatic complaints and mood/behavioral changes.
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