GA20.11
Infrequent menstrual bleeding
Infrequent menstrual bleeding
Classification
ICD-11
Block
GA20-GA2ZParent Code
GA20.1ICD-10 Mapping
3 equivalentsWHO Foundation
View on WHOICD-10 Equivalents(3)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Frequently Asked Questions
What is the ICD-11 code for infrequent menstrual bleeding?
The ICD-11 code for infrequent menstrual bleeding is GA20.11. The full clinical description is "Infrequent menstrual bleeding".
What does ICD-11 code GA20.11 mean?
ICD-11 code GA20.11 represents “Infrequent menstrual bleeding”. It is classified under Chapter 16: Diseases of the Genitourinary System.
What chapter is GA20.11 in?
GA20.11 is in Chapter 16: Diseases of the Genitourinary System (codes GA00-GC8Z).
What is the ICD-10 equivalent of ICD-11 code GA20.11?
GA20.11 maps to 3 ICD-10 codes: N91.3 (Primary oligomenorrhea), N91.4 (Secondary oligomenorrhea), N91.5 (Oligomenorrhea, unspecified). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
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