Q97.8

Other specified sex chromosome abnormalities, female phenotype

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 2 never code together

Q97code

Excludes1

Turner's syndrome (Q96.-)Q96.-

Q90-Q99block

Excludes2

mitochondrial metabolic disorders (E88.4-)E88.4-

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes

No further instructional notes apply.

Index entries leading here 6

Abnormal, abnormality, abnormalities — see also Anomaly
- chromosome, chromosomal Q99.9
  - sex Q99.8
    - female phenotype Q97.9
      - specified NEC Q97.8
Absence (of) (organ or part) (complete or partial)
- sex chromosome
  - female phenotype Q97.8
Accessory (congenital)
- chromosome (s) NEC (nonsex) Q92.9
  - sex
    - female phenotype Q97.8
Anomaly, anomalous (congenital) (unspecified type) Q89.9
- chromosomes, chromosomal Q99.9
  - sex
    - female phenotype Q97.8
- sex chromosomes NEC — see also Anomaly, chromosomes
  - female phenotype Q97.8
Sex
- chromosome mosaics Q97.8
Mosaicism, mosaic (autosomal) (chromosomal)
- sex chromosome
  - female Q97.8

Alongside this code 5 same parent — Q97

Q97.0 Karyotype 47, XXX Q97.1 Female with more than three X chromosomes Q97.2 Mosaicism, lines with various numbers of X chromosomes Q97.3 Female with 46, XY karyotype Q97.9 Sex chromosome abnormality, female phenotype, unspecified

Medications 2

3 Sex Chromosome Disorders drugs 3 Sex Chromosome Disorders of Sex Development drugs

MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: Q97
Block: Q90-Q99
Siblings: 5

Present FY2024–FY2027.