Q18.1 is the ICD-10 code for Preauricular sinus and cyst. It is a four-character subcategory of Q18 (Other congenital malformations of face and neck), the most specific level in the WHO edition. 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
- Subcategory (4 characters)
- Chapter
- XVII · Q00–Q99
- Classification
- WHO ICD-10, 2019 version
What Q18.1 includes
Conditions and terms that are coded here.
- Fistula (of):
- auricle, congenital
- cervicoaural
- Pretragal sinus and cyst
Q18.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
Q18.1Preaurikulær sinus eller cyste
DQ181Præaurikulær fistel eller cyste
- DQ181APræaurikulær cyste
- DQ181BMedfødt fistel i ydre øre
- DQ181CMedfødt cervikoaurikulær fistel
- DQ181DPræaurikulær fistel
Q18.1Korvalehden edessä sijaitseva synnynnäinen pohjukka tai kysta
Q18.1Präaurikuläre(r) Sinus und Zyste
Q18.1Fistule et kyste préauriculaires
Q18.1preauriculaire sinus en cyste
Q18.1Preauricular sinus and cyst
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.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free