R59.1 is the ICD-10 code for Generalized enlarged lymph nodes. It is a four-character subcategory of R59 (Enlarged lymph nodes), the most specific level in the WHO edition. It belongs to the block R50–R69 (General symptoms and signs) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Subcategory (4 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R59.1 includes
Conditions and terms that are coded here.
- Lymphadenopathy NOS
What R59.1 excludes
Conditions that look similar but belong under another code.
- HIV disease resulting in (persistent) generalized lymphadenopathy B23.1
R59.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R59.1Generaliserte forstørrede lymfeknuter
DR591Universel lymfeknudeforstørrelse
R59.1Yleisesti suurentuneet imusolmukkeet
R59.1Lymphknotenvergrößerung, generalisiert
R59.1Adénopathies généralisées
R59.1gegeneraliseerde vergrote-lymfeklieren
R59.1Generalized enlarged lymph nodes
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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