336.3
ICD-9-CMThis code signifies a myelopathy, which is a neurological deficit due to spinal cord compression or damage, that arises as a manifestation or complication of another underlying systemic disease. It indicates that the spinal cord dysfunction is secondary to a primary condition classified elsewhere in the ICD-9-CM system.
Use this code when documentation clearly links myelopathy to an underlying systemic disease, such as connective tissue disorders, metabolic disorders, or infectious diseases, rather than a primary spinal cord lesion. Supporting documentation must identify both the myelopathy and the specific causative "other disease."
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