Q00–Q99: Congenital Malformations, Deformations and Chromosomal Abnormalities
Chapter 17 of ICD-10-CM 2027, 1,095 codes in 12 blocks.
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Chapter instructions
Excludes2: not included here, code separately if applicable
- inborn errors of metabolism (E70-E88)
Codes in this chapter
All codesBillable only1,095 results
- Q87.410Marfan syndrome with aortic dilation
- Q87.418Marfan syndrome with other cardiovascular manifestations
- Q87.42Marfan syndrome with ocular manifestations
- Q87.43Marfan syndrome with skeletal manifestation
- Q87.5Other congenital malformation syndromes with other skeletal changes
- Q87.8Other specified congenital malformation syndromes, not elsewhere classified
- Q87.81Alport syndrome
- Q87.82Arterial tortuosity syndrome
- Q87.83Bardet-Biedl syndrome
- Q87.84Laurence-Moon syndrome
- Q87.85MED13L syndrome
- Q87.86Kleefstra syndrome
- Q87.87Hao-Fountain Syndrome
- Q87.88CTNNB1 syndrome
- Q87.89Other specified congenital malformation syndromes, not elsewhere classified
- Q87.ALoeys-Dietz syndrome
- Q89Other congenital malformations, not elsewhere classified
- Q89.0Congenital absence and malformations of spleen
- Q89.01Asplenia (congenital)
- Q89.09Congenital malformations of spleen
- Q89.1Congenital malformations of adrenal gland
- Q89.2Congenital malformations of other endocrine glands
- Q89.3Situs inversus
- Q89.4Conjoined twins
- Q89.7Multiple congenital malformations, not elsewhere classified
- Q89.8Other specified congenital malformations
- Q89.81Kabuki syndrome
- Q89.89Other specified congenital malformations
- Q89.9Congenital malformation, unspecified
- Q90Down syndrome
- Q90.0Trisomy 21, nonmosaicism (meiotic nondisjunction)
- Q90.1Trisomy 21, mosaicism (mitotic nondisjunction)
- Q90.2Trisomy 21, translocation
- Q90.9Down syndrome, unspecified
- Q91Trisomy 18 and Trisomy 13
- Q91.0Trisomy 18, nonmosaicism (meiotic nondisjunction)
- Q91.1Trisomy 18, mosaicism (mitotic nondisjunction)
- Q91.2Trisomy 18, translocation
- Q91.3Trisomy 18, unspecified
- Q91.4Trisomy 13, nonmosaicism (meiotic nondisjunction)
- Q91.5Trisomy 13, mosaicism (mitotic nondisjunction)
- Q91.6Trisomy 13, translocation
- Q91.7Trisomy 13, unspecified
- 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
- Q92.61Marker chromosomes in normal individual