primary amenorrhea
MONDO:1060208Mondo
Findings
No curated finding names primary amenorrhea yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
A form of amenorrhea defined by the absence of menstruation by the age of 15 years, or by 3 years after the onset of breast development (thelarche).
Definition from the Mondo Disease Ontology (MONDO:1060208), read 2026-09-29. CC BY 4.0.
Where it sits
- A kind of