Alphabetic Index FY2027

Q52.12

Longitudinal vaginal septum

FY2027Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders/Q50–Q56 Congenital malformations of genital organs

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

Q52.12 is a non-billable ICD-10-CM code header for longitudinal vaginal septum. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are Q52.120 Longitudinal vaginal septum, nonobstructing; Q52.121 Longitudinal vaginal septum, obstructing, right side; Q52.122 Longitudinal vaginal septum, obstructing, left side; Q52.123 Longitudinal vaginal septum, microperforate, right side and 2 more. Its coding notes include 3 Excludes1 entries and 1 Excludes2 entry.

Guidelines tip

From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.

Chapter 17 codes can be used for life. Manifestations that are an inherent part of a specifically coded anomaly are not coded separately. A corrected malformation is reported with a personal history code.

Guidelines I.C.17Congenital malformations and genetic disordersRead the official text

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from Q52.1 Doubling of vagina
  • doubling of vagina with doubling of uterus and cervix (Q51.1-)
Also from chapter/block level (2 notes)
Inherited from Q50–Q56 Congenital malformations of genital organs
  • androgen insensitivity syndrome (E34.5-)
  • syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (1 note)
Inherited from Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders
  • inborn errors of metabolism (E70-E88)

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders
  • Codes from this chapter are not for use on maternal records

More specific codes under Q52.12 6