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721.6 ANKYL VERT HYPEROSTOSIS


Code Information

Diagnosis Code: 721.6

Short Description: Ankyl vert hyperostosis

Long Description: Ankylosing vertebral hyperostosis

Code Classification:

  • Diseases of the musculoskeletal system and connective tissue (710–739)
    • Dorsopathies (720-724)
      • 721 Spondylosis and allied disorders
        • 721.6 Ankyl vert hyperostosis

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 721.6 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Hyperostosis 733.99
    • vertebral 721.8
      • ankylosing 721.6
  • Spondylitis 720.9
    • ossificans ligamentosa 721.6

Crosswalk Information

The code 721.6 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
721.6 Right Arrow M48.10 Ankylosing hyperostosis [Forestier], site unspecified
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
721.0 Cervical spondylosis without myelopathy
721.1 Cervical spondylosis with myelopathy
721.2 Thoracic spondylosis without myelopathy
721.3 Lumbosacral spondylosis without myelopathy
721.41 Spondylosis with myelopathy, thoracic region
721.42 Spondylosis with myelopathy, lumbar region
721.5 Kissing spine
721.7 Traumatic spondylopathy
721.8 Other allied disorders of spine
721.90 Spondylosis of unspecified site, without mention of myelopathy
721.91 Spondylosis of unspecified site, with myelopathy

This page was last updated on: 10/1/2014

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