Q92.8

Other specified trisomies and partial trisomies of autosomes

Billable / specificPOA exempt

Q92.8 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Duplications identified by fluorescence in situ hybridization (FISH)
  • Duplications identified by in situ hybridization (ISH)
  • Duplications seen only at prometaphase

Includes (from Q92)

  • unbalanced translocations and insertions
  • Note: Codes from this chapter are not for use on maternal records

Excludes1

Not coded here — never report together with this code.

  • trisomies of chromosomes 13, 18, 21 (Q90-Q91) (from Q92)

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88) (from Q92)
  • mitochondrial metabolic disorders (E88.4-) (from Q92)

Also known as

  • Duplications identified by fluorescence in situ hybridization (FISH)
  • Duplications identified by in situ hybridization (ISH)
  • Duplications seen only at prometaphase
  • Accessory, chromosome, with complex rearrangements NEC, seen only at prometaphase
  • Cat, eye syndrome
  • Duplication, duplex, chromosome NEC, seen only at prometaphase
  • Syndrome, cat eye
  • Syndrome, trisomy, 20
  • Syndrome, trisomy, 22
  • Trisomy, chromosome specified NEC
  • Trisomy, chromosome specified NEC, specified NEC
  • Trisomy, specified NEC
  • Trisomy, whole chromosome, specified NEC
  • Trisomy, 20
  • Trisomy, 22

Parent code

  • Q92Other trisomies and partial trisomies of the autosomes, not elsewhere classifiedHeader

Related codes

  • Q92.0Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)Billable
  • Q92.1Whole chromosome trisomy, mosaicism (mitotic nondisjunction)Billable
  • Q92.2Partial trisomyBillable
  • Q92.5Duplications with other complex rearrangementsBillable
  • Q92.6Marker chromosomesHeader
  • Q92.7Triploidy and polyploidyBillable
  • Q92.9Trisomy and partial trisomy of autosomes, unspecifiedBillable

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