C31.3
BillableMalignant neoplasm of sphenoid sinus
Malignant neoplasm of sphenoid sinus
Coding Notes
Includes
Conditions included under this code
- malignant neoplasm of middle ear
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(63)
SNOMED CT
- Primary malignant neoplasm of sphenoidal sinus94067008
- Malignant neoplasm of sphenoid sinus363428005
- Malignant tumor of sphenoid sinus363428005
- Malignant tumour of sphenoid sinus363428005
- Primary adenocarcinoma of accessory sinus707337006
- Primary adenocarcinoma of sphenoidal sinus707344002
- Primary carcinoma of sphenoidal sinus707348004
- Malignant melanoma of accessory sinus707350007
- Melanoma of accessory sinus707350007
- Primary squamous cell carcinoma of accessory sinus707353009
- Squamous cell carcinoma of accessory sinus707353009
- Primary squamous cell carcinoma of sphenoidal sinus707355002
- Malignant melanoma of sphenoidal sinus707362006
- Melanoma of sphenoidal sinus707362006
- Adenocarcinoma of sphenoidal sinus1255084006
- Adenocarcinoma of accessory sinus1255092002
- Carcinoma of sphenoidal sinus1255657009
- Squamous cell carcinoma of sphenoidal sinus1255660002
UMLS
- Malignant Neoplasm of Sphenoid SinusC0153479
- Malignant Neoplasm of Sphenoidal SinusC0153479
- Malignant Neoplasm of the Sphenoid SinusC0153479
- Malignant Neoplasm of the Sphenoidal SinusC0153479
- Malignant Sphenoid Sinus NeoplasmC0153479
- Malignant Sphenoid Sinus TumorC0153479
- Malignant Sphenoidal Sinus NeoplasmC0153479
- Malignant Sphenoidal Sinus TumorC0153479
- Malignant Tumor of Sphenoid SinusC0153479
- Malignant Tumor of Sphenoidal SinusC0153479
- Malignant Tumor of the Sphenoid SinusC0153479
- Malignant Tumor of the Sphenoidal SinusC0153479
- Malignant neoplasm of sphenoid sinusC0153479
- Malignant neoplasm of sphenoid sinus (disorder)C0153479
- Malignant neoplasm of sphenoidal sinusC0153479
- Malignant tumor of sphenoid sinusC0153479
- Malignant tumour of sphenoid sinusC0153479
Clinical Terms
- Malignant tumour of sphenoid sinus
- Malignant neoplasm of sphenoidal sinus
- Melanoma of sphenoidal sinus
- Primary squamous cell carcinoma of accessory sinus
- Squamous cell carcinoma of sphenoidal sinus
- Malignant melanoma of sphenoidal sinus
- Malignant neoplasm of sphenoid sinus (disorder)
- Malignant Neoplasm of the Sphenoidal Sinus
- Malignant Sphenoid Sinus Tumor
- Malignant tumor of sphenoid sinus
- Adenocarcinoma of accessory sinus
- Primary adenocarcinoma of accessory sinus
- Primary squamous cell carcinoma of sphenoidal sinus
- Malignant Tumor of the Sphenoid Sinus
- Primary carcinoma of sphenoidal sinus
- Primary malignant neoplasm of sphenoidal sinus
- Primary adenocarcinoma of sphenoidal sinus
- Malignant Sphenoidal Sinus Tumor
- Malignant Tumor of the Sphenoidal Sinus
- Malignant Neoplasm of the Sphenoid Sinus
- Malignant melanoma of accessory sinus
- Squamous cell carcinoma of accessory sinus
- Carcinoma of sphenoidal sinus
- Malignant Sphenoidal Sinus Neoplasm
- Melanoma of accessory sinus
- Adenocarcinoma of sphenoidal sinus
- Malignant Sphenoid Sinus Neoplasm
- Malignant Tumor of Sphenoidal Sinus
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of sphenoid sinus?
The ICD-10-CM code for malignant neoplasm of sphenoid sinus is C31.3. The full clinical description is "Malignant neoplasm of sphenoid sinus". C31.3 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C31.3 mean?
ICD-10-CM code C31.3 represents “Malignant neoplasm of sphenoid sinus”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C31.3 a billable code?
Yes, C31.3 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C31.3 in?
C31.3 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C31.3?
C31.3 has Excludes1 notes indicating codes that cannot be used together with it, including: mesothelioma (C45.-).
What SNOMED CT codes does C31.3 map to?
C31.3 maps to 13 SNOMED CT concepts: 1255092002, 1255084006, 1255657009, 707350007, 707362006, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C31.3?
C31.3 is linked to 1 UMLS Concept Unique Identifier: C0153479. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C31.3 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of sphenoid sinus 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 C31.3?
C31.3 maps to the ICD-11 code: 2C22.Z (Malignant neoplasms of accessory sinuses, unspecified).
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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.