C18.5
BillableMalignant neoplasm of splenic flexure
Malignant neoplasm of splenic flexure
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •Kaposi's sarcoma of gastrointestinal sitesC46.4
- malignant carcinoid tumors of the colon (C7A.02-)
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(9)
C18.0Malignant neoplasm of cecum
C18.1Malignant neoplasm of appendix
C18.2Malignant neoplasm of ascending colon
C18.3Malignant neoplasm of hepatic flexure
C18.4Malignant neoplasm of transverse colon
C18.6Malignant neoplasm of descending colon
C18.7Malignant neoplasm of sigmoid colon
C18.8Malignant neoplasm of overlapping sites of colon
C18.9Malignant neoplasm of colon, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(53)
SNOMED CT
- Primary malignant neoplasm of descending colon93771007
- Primary malignant neoplasm of splenic flexure of colon94072004
- Primary malignant neoplasm of transverse colon94105000
- Neoplasm of splenic flexure of colon126843007
- Tumor of splenic flexure126843007
- Tumour of splenic flexure126843007
- Carcinoma of transverse colon312112002
- Carcinoma of descending colon312113007
- Carcinoma of splenic flexure312115000
- Malignant neoplasm of left colic flexure363413005
- Malignant neoplasm of splenic flexure363413005
- Malignant tumor of splenic flexure363413005
- Malignant tumour of splenic flexure363413005
- Splenic flexure colon cancer363413005
- Primary adenocarcinoma of transverse colon721696009
- Primary adenocarcinoma of descending colon and splenic flexure721699002
- Primary carcinoma of transverse colon1259404005
- Primary carcinoma of descending colon1259405006
- Primary carcinoma of splenic flexure1259407003
- Primary carcinoma of colon1259436003
- Primary adenocarcinoma of colon1701000119104
- Primary adenocarcinoma of descending colon681651000119102
UMLS
- Cancer of splenic flexureC0153440
- Malignant Neoplasm of Splenic FlexureC0153440
- Malignant neoplasm of left colic flexureC0153440
- Malignant neoplasm of splenic flexureC0153440
- Malignant neoplasm of splenic flexure (disorder)C0153440
- Malignant tumor of splenic flexureC0153440
- Malignant tumour of splenic flexureC0153440
- Splenic flexure colon cancerC0153440
Clinical Terms
- Primary malignant neoplasm of splenic flexure of colon
- Neoplasm of splenic flexure of colon
- Malignant neoplasm of splenic flexure (disorder)
- Primary adenocarcinoma of colon
- Malignant tumour of splenic flexure
- Splenic flexure colon cancer
- Cancer of splenic flexure
- Tumour of splenic flexure
- Primary malignant neoplasm of transverse colon
- Carcinoma of splenic flexure
- Primary adenocarcinoma of transverse colon
- Primary adenocarcinoma of descending colon
- Carcinoma of descending colon
- Malignant neoplasm of left colic flexure
- Primary adenocarcinoma of descending colon and splenic flexure
- Primary malignant neoplasm of descending colon
- Primary carcinoma of descending colon
- Primary carcinoma of transverse colon
- Primary carcinoma of colon
- Tumor of splenic flexure
- Primary carcinoma of splenic flexure
- Carcinoma of transverse colon
- Malignant tumor of splenic flexure
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of splenic flexure?
The ICD-10-CM code for malignant neoplasm of splenic flexure is C18.5. The full clinical description is "Malignant neoplasm of splenic flexure". C18.5 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C18.5 mean?
ICD-10-CM code C18.5 represents “Malignant neoplasm of splenic flexure”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C18.5 a billable code?
Yes, C18.5 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C18.5 in?
C18.5 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C18.5?
C18.5 has Excludes1 notes indicating codes that cannot be used together with it, including: Kaposi's sarcoma of gastrointestinal sites (C46.4); malignant carcinoid tumors of the colon (C7A.02-).
What SNOMED CT codes does C18.5 map to?
C18.5 maps to 16 SNOMED CT concepts: 312113007, 312115000, 312112002, 363413005, 126843007, and 11 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C18.5?
C18.5 is linked to 1 UMLS Concept Unique Identifier: C0153440. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C18.5 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of splenic flexure 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 C18.5?
C18.5 maps to the ICD-11 code: 2B90.1Z (Malignant neoplasm of descending colon and splenic flexure of colon, 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.