M34 is the ICD-10 code for Systemic sclerosis. It is a three-character category divided into 5 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block M30–M36 (Systemic connective tissue disorders) in Chapter XIII, Diseases of the musculoskeletal system and connective tissue.
- Code type
- Category (3 characters)
- Chapter
- XIII · M00–M99
- Classification
- WHO ICD-10, 2019 version
What M34 includes
Conditions and terms that are coded here.
- scleroderma
What M34 excludes
Conditions that look similar but belong under another code.
Subcodes of M34
M34 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DM34Systemisk sklerodermi
M34Systeeminen skleroosi
M34Systemische Sklerose
M34Sclérodermie systémique
M34systemische sclerose
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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