Q13 is the ICD-10 code for Congenital malformations of anterior segment of eye. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block Q10–Q18 (Congenital malformations of eye, ear, face and neck) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.
- Code type
- Category (3 characters)
- Chapter
- XVII · Q00–Q99
- Classification
- WHO ICD-10, 2019 version
Subcodes of Q13
- Q13.0Coloboma of iris
- Q13.1Absence of iris
- Q13.2Other congenital malformations of iris
- Q13.3Congenital corneal opacity
- Q13.4Other congenital corneal malformations
- Q13.5Blue sclera
- Q13.8Other congenital malformations of anterior segment of eye
- Q13.9Congenital malformation of anterior segment of eye, unspecified
Q13 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DQ13Medfødte misdannelser i forreste del af øje
Q13Silmän etuosan synnynnäiset epämuodostumat
Q13Angeborene Fehlbildungen des vorderen Augenabschnittes
Q13Malformations congénitales de la chambre antérieure de l'œil
Q13congenitale misvormingen van voorste oogsegment
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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