D81.6 is the ICD-10 code for Major histocompatibility complex class I deficiency. It is a four-character subcategory of D81 (Combined immunodeficiencies), the most specific level in the WHO edition. It belongs to the block D80–D89 (Certain disorders involving the immune mechanism) in Chapter III, Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
- Code type
- Subcategory (4 characters)
- Chapter
- III · D50–D89
- Classification
- WHO ICD-10, 2019 version
What D81.6 includes
Conditions and terms that are coded here.
- Bare lymphocyte syndrome
D81.6 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
D81.6Mangel på vevsforlikelighetsantigen (HLA) klasse I
DD816Histokompatibilitetskompleksmangel, klasse I
D81.6Ensimmäisen luokan HLA-antigeenin vajavuus
D81.6Haupthistokompatibilitäts-Komplex-Klasse-I-Defekt [MHC-Klasse-I-Defekt]
D81.6Déficit en complexe majeur d'histocompatibilité classe I
D81.6deficiëntie van 'major histocompatibility complex class I'
D81.6Major histocompatibility complex class I deficiency
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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