ICD-11 classes
X Extension Codes
Extension codes of particular relevance to skin diseases
Surface topography
XA1RS6 Head and neck
XA20Q1 Head
XA8182 Mouth
XA1WN1 Oral cavity
XA1T19 Tongue
XA8FK4 Ventral surface of tongue
XA9YA2 Lingual frenulum

ICD-11 XA9YA2 Lingual frenulum

The diagnosis has no description.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.

The diagnosis is coded elsewhere:

• XA8FK4 Ventral surface of tongue #34327
• XA8FK4 Ventral surface of tongue #36105
• XA8FK4 Ventral surface of tongue #36825
• XA8FK4 Ventral surface of tongue #37675