Menstruation

Alphabetical Index

Use the alphabetical index for the main term menstruation to review the available sub terms and properly select the ICD-10 code with the highest degree of specificity. Instructional notations will guide the coder with information such as "see", "see also", "with", "without", "due to", and "code by site".

  • Menstruation
    • absent - See: Amenorrhea;
    • anovulatory - N97.0 Female infertility associated with anovulation
    • cycle, irregular - N92.6 Irregular menstruation, unspecified
    • delayed - N91.0 Primary amenorrhea
    • disorder - N93.9 Abnormal uterine and vaginal bleeding, unspecified
      • psychogenic - F45.8 Other somatoform disorders
    • during pregnancy - O20.8 Other hemorrhage in early pregnancy
    • excessive (with regular cycle) - N92.0 Excessive and frequent menstruation with regular cycle
      • at puberty - N92.2 Excessive menstruation at puberty
      • with irregular cycle - N92.1 Excessive and frequent menstruation with irregular cycle
    • frequent - N92.0 Excessive and frequent menstruation with regular cycle
    • infrequent - See: Oligomenorrhea;
    • irregular - N92.6 Irregular menstruation, unspecified
      • specified NEC - N92.5 Other specified irregular menstruation
    • latent - N92.5 Other specified irregular menstruation
    • membranous - N92.5 Other specified irregular menstruation
    • painful - See Also: Dysmenorrhea; - N94.6 Dysmenorrhea, unspecified
      • primary - N94.4 Primary dysmenorrhea
      • psychogenic - F45.8 Other somatoform disorders
      • secondary - N94.5 Secondary dysmenorrhea
    • passage of clots - N92.0 Excessive and frequent menstruation with regular cycle
    • precocious - E30.1 Precocious puberty
    • protracted - N92.5 Other specified irregular menstruation
    • rare - See: Oligomenorrhea;
    • retained - N94.89 Other specified conditions associated with female genital organs and menstrual cycle
    • retrograde - N92.5 Other specified irregular menstruation
    • scanty - See: Oligomenorrhea;
    • suppression - N94.89 Other specified conditions associated with female genital organs and menstrual cycle
    • vicarious (nasal) - N94.89 Other specified conditions associated with female genital organs and menstrual cycle

Clinical Terms

The following are some of the clinical term definitions related or applicable to menstruation within the ICD-10 index for Diseases and Injuries.

Menstruation: The periodic shedding of the ENDOMETRIUM and associated menstrual bleeding in the MENSTRUAL CYCLE of humans and primates. Menstruation is due to the decline in circulating PROGESTERONE, and occurs at the late LUTEAL PHASE when LUTEOLYSIS of the CORPUS LUTEUM takes place.