M45.A4
BillableNon-radiographic axial spondyloarthritis of thoracic region
Non-radiographic axial spondyloarthritis of thoracic region
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •arthropathic psoriasisL40.5
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •compartment syndrome (traumatic)A-)T79
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •Behçet's diseaseM35.2
Related Codes(9)
M45.A0Non-radiographic axial spondyloarthritis unsp site in spin
M45.A1Non-radiographic axial spondyloarthritis occipt-atlan-ax rgn
M45.A2Non-radiographic axial spondyloarthritis of cervical region
M45.A3Non-radiographic axial spondyloarthritis of cervicothor rgn
M45.A5Non-radiographic axial spondyloarthritis of thrclm region
M45.A6Non-radiographic axial spondyloarthritis of lumbar region
M45.A7Non-radiographic axial spondyloarthritis of lumbosacr region
M45.A8Non-radiographic axial spondyloarthritis sacr/sacrocygl rgn
M45.ABNon-radiographic axial spondyloarthritis mult site in spine
Also Known As / Clinical Terms(15)
SNOMED CT
- Axial spondyloarthritis without radiographic evidence of ankylosing spondylitis713777005
- Non-radiographic axial spondyloarthritis713777005
- nr-axSpA - non-radiographic axial spondylitis713777005
- Non-radiographic axial spondyloarthritis of lumbar region938000861000119106
- nr-axSpA (non-radiographic axial spondylitis) of lumbar region938000861000119106
- Non-radiographic axial spondyloarthritis of thoracic and lumbar regions785716931000119106
- nr-axSpA (non-radiographic axial spondylitis) of thoracic and lumbar regions785716931000119106
Clinical Terms
- nr-axSpA (non-radiographic axial spondylitis) of lumbar region
- Non-radiographic axial spondyloarthritis of thoracic and lumbar regions
- Non-radiographic axial spondyloarthritis of lumbar region
- nr-axSpA (non-radiographic axial spondylitis) of thoracic and lumbar regions
- Non-radiographic axial spondyloarthritis
- nr-axSpA - non-radiographic axial spondylitis
- Axial spondyloarthritis without radiographic evidence of ankylosing spondylitis
Frequently Asked Questions
What is the ICD-10 code for non-radiographic axial spondyloarthritis of thoracic region?
The ICD-10-CM code for non-radiographic axial spondyloarthritis of thoracic region is M45.A4. The full clinical description is "Non-radiographic axial spondyloarthritis of thoracic region". M45.A4 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M45.A4 mean?
ICD-10-CM code M45.A4 represents “Non-radiographic axial spondyloarthritis of thoracic region”. It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.
Is M45.A4 a billable code?
Yes, M45.A4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M45.A4 in?
M45.A4 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What codes cannot be used with M45.A4?
M45.A4 has Excludes1 notes indicating codes that cannot be used together with it, including: arthropathy in Reiter's disease (M02.3-); juvenile (ankylosing) spondylitis (M08.1).
What SNOMED CT codes does M45.A4 map to?
M45.A4 maps to 3 SNOMED CT concepts: 713777005, 938000861000119106, 785716931000119106. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M45.A4?
M45.A4 is linked to 1 UMLS Concept Unique Identifier: C5539189. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M45.A4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like non-radiographic axial spondyloarthritis of thoracic region affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of M45.A4?
There is no direct ICD-11 mapping available for M45.A4 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.