N60.4
Mammary duct ectasia
Clinical Information
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Dilatation of the lumen of the mammary ducts without evidence of epithelial atypia.
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Dilatation of the mammary duct without atypical cells.
Details
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N60.4 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 N60.4 became effective on October 1, 2022.
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This is the American ICD-10-CM version of N60.4 – other international versions of ICD-10 N60.4 may differ.