R59 is the ICD-10 code for Enlarged lymph nodes. It is a three-character category divided into 3 subcodes; use the subcode whenever the record supports that level of detail. 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
- Category (3 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R59 includes
Conditions and terms that are coded here.
- swollen glands
What R59 excludes
Conditions that look similar but belong under another code.
Subcodes of R59
R59 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DR59Forstørrede lymfeknuder
R59Suurentuneet imusolmukkeet
R59Lymphknotenvergrößerung
R59Adénopathies
R59vergrote lymfeklieren
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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