Trisomy (syndrome)

"Trisomy (syndrome)" References in the ICD-10-CM Index to Diseases and Injuries

References in the ICD-10-CM Index to Diseases and Injuries applicable to the clinical term "trisomy (syndrome)"

  • Trisomy (syndrome) - Q92.9 Trisomy and partial trisomy of autosomes, unspecified
    • 13 (partial) - Q91.7 Trisomy 13, unspecified
      • meiotic nondisjunction - Q91.4 Trisomy 13, nonmosaicism (meiotic nondisjunction)
      • mitotic nondisjunction - Q91.5 Trisomy 13, mosaicism (mitotic nondisjunction)
      • mosaicism - Q91.5 Trisomy 13, mosaicism (mitotic nondisjunction)
      • translocation - Q91.6 Trisomy 13, translocation
    • 18 (partial) - Q91.3 Trisomy 18, unspecified
      • meiotic nondisjunction - Q91.0 Trisomy 18, nonmosaicism (meiotic nondisjunction)
      • mitotic nondisjunction - Q91.1 Trisomy 18, mosaicism (mitotic nondisjunction)
      • mosaicism - Q91.1 Trisomy 18, mosaicism (mitotic nondisjunction)
      • translocation - Q91.2 Trisomy 18, translocation
    • 20 - Q92.8 Other specified trisomies and partial trisomies of autosomes
    • 21 (partial) - Q90.9 Down syndrome, unspecified
      • meiotic nondisjunction - Q90.0 Trisomy 21, nonmosaicism (meiotic nondisjunction)
      • mitotic nondisjunction - Q90.1 Trisomy 21, mosaicism (mitotic nondisjunction)
      • mosaicism - Q90.1 Trisomy 21, mosaicism (mitotic nondisjunction)
      • translocation - Q90.2 Trisomy 21, translocation
    • 22 - Q92.8 Other specified trisomies and partial trisomies of autosomes
    • autosomes - Q92.9 Trisomy and partial trisomy of autosomes, unspecified
    • chromosome specified NEC - Q92.8 Other specified trisomies and partial trisomies of autosomes
      • partial - Q92.2 Partial trisomy
        • due to unbalanced translocation - Q92.5 Duplications with other complex rearrangements
      • specified NEC - Q92.8 Other specified trisomies and partial trisomies of autosomes
      • whole (nonsex chromosome)
        • meiotic nondisjunction - Q92.0 Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
        • mitotic nondisjunction - Q92.1 Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
        • mosaicism - Q92.1 Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
    • due to
      • dicentrics - See: Extra, marker chromosomes;
      • extra rings - See: Extra, marker chromosomes;
      • isochromosomes - See: Extra, marker chromosomes;
    • specified NEC - Q92.8 Other specified trisomies and partial trisomies of autosomes
    • whole chromosome - Q92.9 Trisomy and partial trisomy of autosomes, unspecified
      • meiotic nondisjunction - Q92.0 Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
      • mitotic nondisjunction - Q92.1 Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
      • mosaicism - Q92.1 Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
      • partial - Q92.9 Trisomy and partial trisomy of autosomes, unspecified
      • specified NEC - Q92.8 Other specified trisomies and partial trisomies of autosomes

Applicable Clinical Terms Definitions

Mosaicism: The occurrence in an individual of two or more cell populations of different chromosomal constitutions, derived from a single ZYGOTE, as opposed to CHIMERISM in which the different cell populations are derived from more than one zygote.