ICD-11 classes
X Extension Codes
Extension codes of particular relevance to skin diseases
Surface topography
XA6AS2 Extremities
XA45A6 Lower extremity
XA47V8 Foot
XA4LC9 Toes
XA4KK7 Fourth toe
XA40R3 Perionychium of fourth toe
XA4ZB3 Hyponychium of fourth toe
ICD-11 XA4ZB3 Hyponychium of fourth toe
The diagnosis has no description.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: