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Q18.1 Preauricular sinus and cyst
BackQ18Other congenital malformations of face and neckCategory10 →Q18.0Sinus, fistula and cyst of branchial cleftCategoryQ18.1Preauricular sinus and cystCategoryQ18.2Other branchial cleft malformationsCategoryQ18.3Webbing of neckCategoryQ18.4MacrostomiaCategoryQ18.5MicrostomiaCategoryQ18.6MacrocheiliaCategoryQ18.7MicrocheiliaCategoryQ18.8Other specified congenital malformations of face and neckCategoryQ18.9Congenital malformation of face and neck, unspecifiedCategory
CategoryCODABLE
Q18.1
Preauricular sinus and cyst
EXAMPLES
Fistula of auricle, congenital
Cervicoaural fistula
Cervicoaural fistula
- Chapter
- XVII · Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders
- Section
- Q10-Q18
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.