Connective tiss stenosis of neural canal of cervical region

This code describes a narrowing of the spinal canal in the neck due to abnormal or excessive growth of connective tissues, such as ligaments or joint capsules. This stenosis can compress the spinal cord or nerve roots, leading to neurological symptoms.

Use this code when documentation specifies cervical spinal canal stenosis caused by connective tissue involvement, such as ligamentum flavum hypertrophy or facet joint arthropathy. This diagnosis is typically supported by imaging studies (e.g., MRI, CT) demonstrating the connective tissue overgrowth and its impact on the neural canal.

• Differentiate from stenosis due to disc herniation or osteophyte formation, which have distinct codes.
• Ensure the documentation explicitly states "connective tissue" as the etiology for the stenosis.
• Sequence this code as a primary diagnosis when it is the reason for the encounter, or as a secondary diagnosis when it contributes to the patient's overall condition.