N91Level 2

Absent, scanty and rare menstruation

**Excludes1:** - ovarian dysfunction (E28.-)

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N910Primary amenorrhea

N911Secondary amenorrhea

N912Amenorrhea, unspecified

N913Primary oligomenorrhea

N914Secondary oligomenorrhea

N915Oligomenorrhea, unspecified

Cross-system equivalences0

No cross-system equivalences mapped for this node.

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