Q99 Other chromosome abnormalities, not elsewhere classified

Codes

• Q99.0Chimera 46, XX/46, XY
• Q99.146, XX true hermaphrodite
• Q99.2Fragile X chromosome
• Q99.8Other specified chromosome abnormalities

  • Q99.81Usher syndrome

    • Q99.811Usher syndrome, type 1
    • Q99.812Usher syndrome, type 2
    • Q99.813Usher syndrome, type 3
    • Q99.818Other Usher syndrome
    • Q99.819Usher syndrome, unspecified
  • Q99.89Other specified chromosome abnormalities
• Q99.9Chromosomal abnormality, unspecified