M34.1 is the ICD-10 code for CR(E)ST syndrome. It is a four-character subcategory of M34 (Systemic sclerosis), the most specific level in the WHO edition. It belongs to the block M30–M36 (Systemic connective tissue disorders) in Chapter XIII, Diseases of the musculoskeletal system and connective tissue.
- Code type
- Subcategory (4 characters)
- Chapter
- XIII · M00–M99
- Classification
- WHO ICD-10, 2019 version
Coding notes
- Combination of calcinosis, Raynaud phenomenon, (o)esophageal dysfunction, sclerodactyly, telangiectasia.
M34.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
M34.1CREST-syndrom
DM341CREST-syndrom
M34.1Rajoittunut systeeminen skleroosi (CREST)
M34.1CR(E)ST-Syndrom
M34.1Syndrome CR(E)ST
M34.1CR(E)ST syndrome
M34.1CR(E)ST syndrome
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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