Q96 Turner's syndrome

Category / Non-billable header 7 subcodes

Block: Chromosomal abnormalities, not elsewhere classified (Q90-Q99)

Excludes 1 (cannot be coded together)

  • Noonan syndrome (Q87.19)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
Q96..0 Karyotype 45, X Yes
Q96..1 Karyotype 46, X iso (Xq) Yes
Q96..2 Karyotype 46, X with abnormal sex chromosome, except iso (Xq) Yes
Q96..3 Mosaicism, 45, X/46, XX or XY Yes
Q96..4 Mosaicism, 45, X/other cell line(s) with abnormal sex chromosome Yes
Q96..8 Other variants of Turner's syndrome Yes
Q96..9 Turner's syndrome, unspecified Yes

Last reviewed: September 2026