1. N92 Excessive, frequent and irregular menstruation

    Excludes1

    • postmenopausal bleeding (N95.0)
    • precocious puberty (menstruation) (E30.1)
    1. N92.0 Excessive and frequent menstruation with regular cycle

      Inclusion term(s):

      • Heavy periods NOS
      • Menorrhagia NOS
      • Polymenorrhea
    2. N92.1 Excessive and frequent menstruation with irregular cycle

      Inclusion term(s):

      • Irregular intermenstrual bleeding
      • Irregular, shortened intervals between menstrual bleeding
      • Menometrorrhagia
      • Metrorrhagia
    3. N92.2 Excessive menstruation at puberty

      Inclusion term(s):

      • Excessive bleeding associated with onset of menstrual periods
      • Pubertal menorrhagia
      • Puberty bleeding
    4. N92.3 Ovulation bleeding

      Inclusion term(s):

      • Regular intermenstrual bleeding
    5. N92.4 Excessive bleeding in the premenopausal period

      Inclusion term(s):

      • Climacteric menorrhagia or metrorrhagia
      • Menopausal menorrhagia or metrorrhagia
      • Preclimacteric menorrhagia or metrorrhagia
      • Premenopausal menorrhagia or metrorrhagia
    6. N92.5 Other specified irregular menstruation

    7. N92.6 Irregular menstruation, unspecified

      Inclusion term(s):

      • Irregular bleeding NOS
      • Irregular periods NOS
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.