Table 2 Congenital Malformation groupings with ICD 10 codes
Central nervous system | Q00.0–Q07.9 |
   Neural tube |    Q00.0–Q01.9, Q05.0–Q05.9 |
   Hydrocephalus 1 |    Q03.0–Q03.9 |
   Remainder of CNS 1 |    Q02.0–Q02.9, Q04.0–Q04.9, Q06.0–Q07.9 |
Eye, ear, face and neck 1 | Q10.1–Q10.4, Q10.7–Q16.9, Q17.1, Q17.2, Q17.8, Q18.0 – Q18.9 |
   Eye |    Q10.1–Q10.4, Q10.7–Q15.9, |
   Ear |    Q16.0–Q16.9, Q17.1, Q17.2, Q17.8 |
   Remainder of Eye, Ear, Face, Nose |    Q18.0–Q18.9 |
Circulatory system | Q20.0–Q26.9, Q27.1–Q28.9 |
   Congenital malformations of heart |    Q20.0–Q24.9 |
   Other malformations of circulatory system |    Q25.0–Q26.9, Q27.1–Q28.9 |
Respiratory system | Q30.0 – Q34.9 |
Cleft lip/palate 1 | Q35.0 – Q37.9 |
Digestive system | Q38.0, Q38.2–Q45.9 |
   TOF & other malfs of large intest., rectum, anal canal 2 |    Q39.0 – Q39.9, Q42.0 – Q42.9 |
   Other malformations of digestive system |    Q38.0,Q38.2–Q38.9,Q40.0–Q41.9,Q43.0–Q45.9 |
Genital system | Q50.0–Q52.9, Q54.0–Q56.4 |
Urinary system | Q60.0 – Q64.9 |
   Renal anomalies |    Q60.0–Q61.9, Q63.0–Q63.9 |
   Urinary tract anomalies |    Q62.0–Q62.9, Q64.0–Q64.9 |
Musculo-skeletal system | Q65.0–Q65.8, Q66.0–Q66.4, Q66.6–Q66.7, Q67.0–Q70.0, Q70.2, Q70.4–Q75.9, Q76.1 – Q79.9 |
   Limb reduction |    Q71.0–Q73.9 |
   Polydactyly and Syndactyly |    Q69.0–Q70.0, Q70.2, Q70.4–Q70.9 |
   Other limb malformations |    Q65.0–Q65.8, Q66.0–Q66.4, Q66.6–Q66.7, Q68.1–Q68.5, Q74.0–Q74.9 |
   Anomalies of diaphragm, exomphalos, gastrochisis |    Q79.0–Q79.5 |
   Other musculo-skeletal anomalies |    Q67.0–Q67.8, Q68.0, Q68.8, Q75.0–Q75.9, Q76.1–Q78.9, Q79.6–Q79.9 |
Other non-chromosomal | Q80.0–Q82.4, Q83.0–Q83.1, Q83.8–Q83.9, Q85.0–Q85.9, Q87.0–Q87.8, Q89.0–Q89.9 |
   Specified syndromes (non-chromosomal) |    Q87.0–Q87.8 |
   Remainder of other non-chromosomal malformations |    Q80.0–Q82.4, Q83.0–Q83.1, Q83.8 – Q83.9, Q85.0–Q85.9, Q89.0–Q89.9 |
Chromosomal | Q90.0–Q99.9 |
   Downs syndrome |    Q90.0–Q90.9 |
   Other chromosomal: Down's |    Q91.0–Q99.9 |
Cranial Neural Crest | Any malformation marked with 1 above |
Metabolic and single gene defects | D58.0, D66.0, D67.0, D68.0,D68.,1E23.0,,E25.0–E25.9,E70.0,E70.3,E75.0,E76.0, E76.1,E76.2,E84.9,E88.0,E88.9,G10,G11.1,G11.9,G71.0,G71.1,H35.5, Q77.4,Q87.4 |