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GA20.00 Primary amenorrhoea

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

No menses by age 14 in the absence of growth or development of secondary sexual characteristics; or no menses by age 16 regardless of the presence of normal growth and development of secondary sexual characteristics.

code elsewhere

• 46,XX gonadal dysgenesis  (LB45.1)

synonyms

• Primary amenorrhoea
• primary physiologic amenorrhoea
• menstruation delay
• failure of menstruation at puberty
• delayed menses

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