Commissural lip fistula

Definition

A rare otorhinolaryngological malformation characterized by a unilateral or bilateral fistula located at the corner of the mouth, where the vermillion border of the upper lip meets that of the lower lip. The lesion is lined by labial mucosa. It is potentially susceptible to infection.

Disease data

Classification

Morphological anomaly

ORPHA code

141061

OMIM code

ICD10 code

Q38.0

ICD11 code

LA5Y

*Soruce