L13.9 is the ICD-10 code for Bullous disorder, unspecified. It is a four-character subcategory of L13 (Other bullous disorders), the most specific level in the WHO edition. It belongs to the block L10–L14 (Bullous disorders) in Chapter XII, Diseases of the skin and subcutaneous tissue.
- Code type
- Subcategory (4 characters)
- Chapter
- XII · L00–L99
- Classification
- WHO ICD-10, 2019 version
L13.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
L13.9Uspesifisert bulløs lidelse
DL139Blæreudslæt UNS
L13.9Määrittämätön rakkulaihottuma
L13.9Bullöse Dermatose, nicht näher bezeichnet
L13.9Dermatose bulleuse, sans précision
L13.9bulleuze dermatose, niet-gespecificeerd
L13.9Bullous disorder, unspecified
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.
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