L73.9 is the ICD-10 code for Follicular disorder, unspecified. It is a four-character subcategory of L73 (Other follicular disorders), the most specific level in the WHO edition. It belongs to the block L60–L75 (Disorders of skin appendages) 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
L73.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
L73.9Uspesifisert follikkellidelse
DL739Follikulær sygdom i hud og underhud UNS
L73.9Määrittämätön karvanjuurituppien sairaus
L73.9Krankheit der Haarfollikel, nicht näher bezeichnet
L73.9Affection folliculaire, sans précision
L73.9folliculaire aandoening, niet-gespecificeerd
L73.9Follicular 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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