M85.4
Solitary bone cyst
Clinical Information
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Benign unilocular lytic areas in the proximal end of a long bone with well defined and narrow endosteal margins. The cysts contain fluid and the cyst walls may contain some giant cells. Bone cysts usually occur in males between the ages 3-15 years.
Details
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M85.4 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
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The 2023 edition of ICD-10-CM M85.4 became effective on October 1, 2022.
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This is the American ICD-10-CM version of M85.4 – other international versions of ICD-10 M85.4 may differ.