All ICD10 Codes

Q92

Non-Billable
ChapterQ00–Q99
Rankcategory
Official Description

Other trisomies and partial trisomies of the autosomes, not elsewhere classified

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here)
  • inborn errors of metabolism (E70-E88)

Q90-Q99 Parent Instructions

Excludes2(Not included here)
  • mitochondrial metabolic disorders (E88.4-)

Instructional Notes

Includes
  • unbalanced translocations and insertions
Excludes1(Not coded here)
  • trisomies of chromosomes 13, 18, 21 (Q90-Q91)

Clinical Hierarchy

CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q90-Q99Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Q92Other trisomies and partial trisomies of the autosomes, not elsewhere classified
Q92.0Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
Q92.1Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
Q92.2Partial trisomy
Q92.5Duplications with other complex rearrangements
Q92.6Marker chromosomes
Q92.7Triploidy and polyploidy
Q92.8Other specified trisomies and partial trisomies of autosomes
Q92.9Trisomy and partial trisomy of autosomes, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q92:

blockQ90-Q99
Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
View context instructions
chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Q92. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Accessory (congenital)4 unique routes
chromosome (s) NEC (nonsex)→Q92(4 variants)
partial→Q92
with complex rearrangements NEC→Q92(2 variants)
seen only at prometaphase→Q92
Cat1 unique routes
eye syndrome→Q92
Duplication, duplex2 unique routes
chromosome NEC(2 variants)
seen only at prometaphase→Q92
with complex rearrangements NEC→Q92
Extra2 unique routes
marker chromosomes (normal individual)→Q92(2 variants)
in abnormal individual→Q92
Polyploidy1 unique routes
Direct index entry→Q92
Syndrome4 unique routes
cat eye→Q92
trisomy→Q92(3 variants)
20 (q)(p)→Q92
22→Q92
Triploidy1 unique routes
Direct index entry→Q92
Trisomy (syndrome)10 unique routes
Direct index entry→Q92
20→Q92
22→Q92
autosomes→Q92
chromosome specified NEC→Q92(6 variants)
partial→Q92(2 variants)
due to unbalanced translocation→Q92
specified NEC→Q92
whole (nonsex chromosome)(2 variants)
meiotic nondisjunction→Q92
mitotic nondisjunction→Q92

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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