Q92.1 WHOLE CHROMOSOME TRISOMY, MOSAICISM (MITOTIC NONDISJUNCTION)

Code Information

  • Diagnosis Code: Q92.1
  • Short Description: Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
  • Long Description: Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
  • Code Version: 2025 ICD-10-CM

The code Q92.1 is VALID for claim submission

Code Classification

Synonyms

  • Mosaic trisomy 1 syndrome
  • Mosaic trisomy 10 syndrome
  • Mosaic trisomy 12 syndrome
  • Mosaic trisomy 14 syndrome
  • Mosaic trisomy 15 syndrome
  • Mosaic trisomy 16 syndrome
  • Mosaic trisomy 17 syndrome
  • Mosaic trisomy 2 syndrome
  • Mosaic trisomy 20 syndrome
  • Mosaic trisomy 22 syndrome
  • Mosaic trisomy 3 syndrome
  • Mosaic trisomy 4 syndrome
  • Mosaic trisomy 5 syndrome
  • Mosaic trisomy 7 syndrome
  • Mosaic trisomy 9 syndrome
  • Trisomy 10
  • Trisomy 12
  • Trisomy 22
  • Whole chromosome trisomy - mitotic nondisjunction mosaicism
  • Whole chromosome trisomy, mosaicism

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Q92.1 Right Arrow 758.5 Autosomal anomalies NEC
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
Q92 Other trisomies and partial trisomies of the autosomes, not elsewhere classified
Q92.0 Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)
Q92.2 Partial trisomy
Q92.5 Duplications with other complex rearrangements
Q92.6 Marker chromosomes
Q92.61 Marker chromosomes in normal individual
Q92.62 Marker chromosomes in abnormal individual
Q92.7 Triploidy and polyploidy
Q92.8 Other specified trisomies and partial trisomies of autosomes
Q92.9 Trisomy and partial trisomy of autosomes, unspecified
This page was last updated on: 10/1/2025
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