M70.4 is the ICD-10 code for Prepatellar bursitis. It is a four-character subcategory of M70 (Soft tissue disorders related to use, overuse and pressure), the most specific level in the WHO edition. It belongs to the block M70–M79 (Other soft 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
M70.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
M70.4Prepatellarbursit
M70.4Prepatellær bursitt
DM704Bursitis i slimsækken over knæskallen
M70.4Polvilumpion edessä sijaitsevan limapussin tulehdus
M70.4Bursitis praepatellaris
M70.4Bursite prépatellaire
M70.4bursitis prepatellaris
Listed through more specific codes:
- M70.40Prepatellar bursitis, unspecified knee
- M70.41Prepatellar bursitis, right knee
- M70.42Prepatellar bursitis, left knee
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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