C49.A1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM C49.A1 became effective on October 1, 2022.
This is the American ICD-10-CM version of C49.A1 – other international versions of ICD-10 C49.A1 may differ.