J35.0 is the ICD-10 code for Chronic tonsillitis. It is a four-character subcategory of J35 (Chronic diseases of tonsils and adenoids), the most specific level in the WHO edition. It belongs to the block J30–J39 (Other diseases of upper respiratory tract) in Chapter X, Diseases of the respiratory system.
- Code type
- Subcategory (4 characters)
- Chapter
- X · J00–J99
- Classification
- WHO ICD-10, 2019 version
What J35.0 excludes
Conditions that look similar but belong under another code.
J35.0 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
J35.0Kronisk tonsillit
J35.0Kronisk tonsillitt
DJ350Kronisk tonsillitis
J35.0Pitkäaikainen nielurisatulehdus
J35.0Chronische Tonsillitis
J35.0Amygdalite chronique
J35.0chronische tonsillitis
Listed through more specific codes:
- J35.01Chronic tonsillitis
- J35.02Chronic adenoiditis
- J35.03Chronic tonsillitis and adenoiditis
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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