O90.5
Postpartum thyroiditis
ICD-10-CM Coding Rules
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O90.5
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O90.5
Approximate Synonyms
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Postpartum thyroiditis thyroid inflammation after childbirth)
Clinical Information
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Transient autoimmune thyroiditis occurring in the postpartum period. It is characterized by the presence of high titers of autoantibodies against thyroid peroxidase and thyroglobulin. Clinical signs include the triphasic thyroid hormone pattern: beginning with thyrotoxicosis, followed with hypothyroidism, then return to euthyroid state by 1 year postpartum.
Details
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O90.5 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM O90.5 became effective on October 1, 2022.
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This is the American ICD-10-CM version of O90.5 – other international versions of ICD-10 O90.5 may differ.