H49.12
Fourth [trochlear] nerve palsy left eye
Approximate Synonyms
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Left fourth cranial nerve palsy
Details
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H49.12 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 H49.12 became effective on October 1, 2022.
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This is the American ICD-10-CM version of H49.12 – other international versions of ICD-10 H49.12 may differ.