Absent, scanty and rare menstruation N91-

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Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as N91. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • ovarian dysfunction (
    ICD-10-CM Diagnosis Code E28
    • E28 Ovarian dysfunction
      • E28.0 Estrogen excess
      • E28.1 Androgen excess
      • E28.2 Polycystic ovarian syndrome
      • E28.3 Primary ovarian failure
        • E28.31 Premature menopause
          • E28.310 Symptomatic premature menopause
          • E28.319 Asymptomatic premature menopause
        • E28.39 Other primary ovarian failure
      • E28.8 Other ovarian dysfunction
      • E28.9 Ovarian dysfunction, unspecified
  • N91 Absent, scanty and rare menstruation
    • N91.0 Primary amenorrhea
    • N91.1 Secondary amenorrhea
    • N91.2 Amenorrhea, unspecified
    • N91.3 Primary oligomenorrhea
    • N91.4 Secondary oligomenorrhea
    • N91.5 Oligomenorrhea, unspecified