C78.6
BillableSecondary malignant neoplasm of retroperiton and peritoneum
Secondary malignant neoplasm of retroperitoneum and peritoneum
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- secondary carcinoid tumors of liver (C7B.02)
- secondary carcinoid tumors of peritoneum (C7B.04)
Related Codes(8)
C78.0Secondary malignant neoplasm of lung
C78.1Secondary malignant neoplasm of mediastinum
C78.2Secondary malignant neoplasm of pleura
C78.3Secondary malignant neoplasm of and unsp respiratory organs
C78.4Secondary malignant neoplasm of small intestine
C78.5Secondary malignant neoplasm of large intestine and rectum
C78.7Secondary malig neoplasm of liver and intrahepatic bile duct
C78.8Secondary malignant neoplasm of and unsp digestive organs
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(214)
SNOMED CT
- Metastatic malignant neoplasm of parietal peritoneum94472007
- Metastatic malignant neoplasm to parietal peritoneum94472007
- Secondary malignant neoplasm of parietal peritoneum94472007
- Metastatic malignant neoplasm of pelvic peritoneum94479003
- Metastatic malignant neoplasm to pelvic peritoneum94479003
- Secondary malignant neoplasm of pelvic peritoneum94479003
- Metastatic malignant neoplasm of periadrenal tissue94482008
- Metastatic malignant neoplasm to periadrenal tissue94482008
- Secondary malignant neoplasm of periadrenal tissue94482008
- Metastatic malignant neoplasm of perirenal tissue94485005
- Metastatic malignant neoplasm to perirenal tissue94485005
- Secondary malignant neoplasm of perirenal tissue94485005
- Metastatic malignant neoplasm of rectouterine pouch94510009
- Metastatic malignant neoplasm to rectouterine pouch94510009
- Secondary malignant neoplasm of rectouterine pouch94510009
- Metastatic malignant neoplasm of retrocaecal tissue94517007
- Metastatic malignant neoplasm of retrocecal tissue94517007
- Metastatic malignant neoplasm to retrocaecal tissue94517007
- Metastatic malignant neoplasm to retrocecal tissue94517007
- Secondary malignant neoplasm of retrocaecal tissue94517007
- Secondary malignant neoplasm of retrocecal tissue94517007
- Metastatic malignant neoplasm of the mesentery94624001
- Metastatic malignant neoplasm to the mesentery94624001
- Secondary malignant neoplasm of the mesentery94624001
- Metastatic malignant neoplasm of the mesocolon94625000
- Metastatic malignant neoplasm to the mesocolon94625000
- Secondary malignant neoplasm of the mesocolon94625000
- Cancer metastatic to omentum94626004
- Metastasis to omentum94626004
- Metastatic malignant neoplasm of omentum94626004
- Metastatic malignant neoplasm to omentum94626004
- Omental metastasis94626004
- Omental seedling94626004
- Secondary malignant neoplasm of omentum94626004
- Cancer metastatic to peritoneum94627008
- Metastasis to peritoneum94627008
- Metastatic malignant neoplasm of peritoneum94627008
- Metastatic malignant neoplasm to peritoneum94627008
- Peritoneal seedling94627008
- Secondary malignant neoplasm of peritoneum94627008
- Secondary malignant peritoneal deposit94627008
- Metastasis to retroperitoneum94628003
- Metastatic malignant neoplasm of retroperitoneum94628003
- Metastatic malignant neoplasm to retroperitoneum94628003
- Metastatic malignant neoplasm to the retroperitoneum94628003
- Retroperitoneal metastasis94628003
- Secondary malignant neoplasm of retroperitoneum94628003
- Secondary malignant neoplasm of the retroperitoneum94628003
- Neoplasm of rectouterine pouch126868009
- Neoplasm of the mesocolon126870000
- Neoplasm of omentum126871001
- Neoplasm of the omentum126871001
- Neoplasm of periadrenal tissue126873003
- Neoplasm of perirenal tissue126874009
- Neoplasm of retrocaecal tissue126875005
- Neoplasm of retrocecal tissue126875005
- Malignant neoplasm of peritoneum and retroperitoneum187801002
- Malignant neoplasm of retroperitoneum and peritoneum187801002
- Malignant tumor of peritoneum and retroperitoneum187801002
- Malignant tumour of peritoneum and retroperitoneum187801002
- Malignant neoplasm of perinephric tissue187803004
- Malignant neoplasm of retrocaecal tissue187804005
- Malignant neoplasm of retrocecal tissue187804005
- Malignant neoplasm of mesocolon187809000
- Malignant neoplasm of the pouch of Douglas187814001
- Metastatic malignant neoplasm of retroperitoneum and peritoneum188445006
- Metastatic malignant neoplasm to retroperitoneum and peritoneum188445006
- Secondary malignant neoplasm of retroperitoneum and peritoneum188445006
- Neoplasm of peritoneum and retroperitoneum236019001
- Tumor of peritoneum and retroperitoneum236019001
- Tumour of peritoneum and retroperitoneum236019001
- Carcinomatosis of peritoneal cavity255121007
- Pseudomyxoma peritonei307601000
- CA - Cancer of omentum363421004
- Cancer of omentum363421004
- Malignant neoplasm of omentum363421004
- Renal tumor invasion into perinephric tissue macroscopically369765004
- Renal tumour invasion into perinephric tissue macroscopically369765004
- Tumor invades retroperitoneal structure405906008
- Tumour invades retroperitoneal structure405906008
- Renal tumor finding405966006
- Renal tumour finding405966006
- Invasion of neoplasm to visceral peritoneum443766002
- Invasion of tumor to visceral peritoneum443766002
- Invasion of tumour to visceral peritoneum443766002
- Carcinoma of peritoneum447781009
- Malignant epithelial neoplasm of peritoneum447781009
- Carcinomatosis of peritoneum836274002
- Carcinomatosis peritonei836274002
- Peritoneal carcinomatosis836274002
- Clear cell adenocarcinoma of peritoneum866176003
- Metastatic sarcoma of retroperitoneum1251498002
- Metastatic sarcoma to retroperitoneum1251498002
- Secondary sarcoma of retroperitoneum1251498002
- Metastatic clear cell adenocarcinoma of peritoneum1268354009
- Metastatic clear cell adenocarcinoma to peritoneum1268354009
- Secondary clear cell adenocarcinoma of peritoneum1268354009
- Metastatic neuroendocrine tumor1290060007
- Metastatic neuroendocrine tumour1290060007
- Metastatic well-differentiated neuroendocrine tumor1290060007
- Metastatic well-differentiated neuroendocrine tumour1290060007
- Metastatic well-differentiated neuroendocrine neoplasm to peritoneum16067651000119101
- Metastatic well-differentiated neuroendocrine tumor to peritoneum16067651000119101
- Metastatic well-differentiated neuroendocrine tumour to peritoneum16067651000119101
UMLS
- Metastatic malignant neoplasm of retroperitoneum and peritoneumC0036528
- Metastatic malignant neoplasm to retroperitoneum and peritoneumC0036528
- Metastatic malignant neoplasm to retroperitoneum and peritoneum (disorder)C0036528
- Secondary Malignant Neoplasm of Retroperitoneum and PeritoneumC0036528
- Secondary malignant neoplasm of retroperiton and peritoneumC0036528
- Secondary malignant neoplasm of retroperitoneum and peritoneumC0036528
Clinical Terms
- Metastatic malignant neoplasm to peritoneum
- Neoplasm of periadrenal tissue
- Carcinoma of peritoneum
- Secondary sarcoma of retroperitoneum
- Malignant neoplasm of retrocaecal tissue
- Metastatic malignant neoplasm to omentum
- Invasion of tumour to visceral peritoneum
- Metastatic well-differentiated neuroendocrine tumor
- Renal tumour finding
- Metastatic malignant neoplasm of the mesocolon
- Metastatic malignant neoplasm of rectouterine pouch
- Metastatic malignant neoplasm of parietal peritoneum
- Secondary malignant neoplasm of retroperitoneum
- Secondary malignant neoplasm of rectouterine pouch
- Tumor invades retroperitoneal structure
- Metastatic clear cell adenocarcinoma to peritoneum
- Secondary malignant neoplasm of pelvic peritoneum
- Metastatic malignant neoplasm of retroperitoneum and peritoneum
- Metastatic well-differentiated neuroendocrine neoplasm to peritoneum
- Peritoneal carcinomatosis
- Malignant neoplasm of perinephric tissue
- Secondary malignant neoplasm of omentum
- Cancer of omentum
- Metastasis to retroperitoneum
- Omental seedling
- Metastatic malignant neoplasm of perirenal tissue
- Secondary malignant neoplasm of parietal peritoneum
- Metastatic malignant neoplasm to periadrenal tissue
- Neoplasm of omentum
- Tumour of peritoneum and retroperitoneum
- Metastatic malignant neoplasm to pelvic peritoneum
- Malignant neoplasm of omentum
- Renal tumor invasion into perinephric tissue macroscopically
- Metastatic sarcoma to retroperitoneum
- Secondary malignant neoplasm of peritoneum
- Malignant neoplasm of mesocolon
- Pseudomyxoma peritonei
- Metastatic malignant neoplasm of retroperitoneum
- Metastatic malignant neoplasm of the mesentery
- Metastatic malignant neoplasm of peritoneum
- Metastatic malignant neoplasm to rectouterine pouch
- Tumour invades retroperitoneal structure
- Malignant tumour of peritoneum and retroperitoneum
- Metastatic malignant neoplasm to the mesocolon
- Metastatic well-differentiated neuroendocrine tumour to peritoneum
- Cancer metastatic to peritoneum
- Metastatic clear cell adenocarcinoma of peritoneum
- Cancer metastatic to omentum
- Secondary malignant neoplasm of perirenal tissue
- Metastatic neuroendocrine tumour
- Metastatic neuroendocrine tumor
- Metastatic malignant neoplasm to parietal peritoneum
- Secondary malignant neoplasm of periadrenal tissue
- Neoplasm of peritoneum and retroperitoneum
- Neoplasm of perirenal tissue
- Peritoneal seedling
- Neoplasm of retrocaecal tissue
- Secondary malignant neoplasm of the mesocolon
- Neoplasm of the mesocolon
- CA - Cancer of omentum
- Retroperitoneal metastasis
- Secondary malignant peritoneal deposit
- Invasion of neoplasm to visceral peritoneum
- Carcinomatosis of peritoneum
- Metastatic malignant neoplasm of omentum
- Carcinomatosis of peritoneal cavity
- Tumor of peritoneum and retroperitoneum
- Metastatic well-differentiated neuroendocrine tumor to peritoneum
- Metastatic malignant neoplasm of pelvic peritoneum
- Malignant neoplasm of peritoneum and retroperitoneum
- Secondary clear cell adenocarcinoma of peritoneum
- Neoplasm of the omentum
- Neoplasm of retrocecal tissue
- Malignant epithelial neoplasm of peritoneum
- Renal tumor finding
- Clear cell adenocarcinoma of peritoneum
- Metastatic malignant neoplasm to retroperitoneum
- Invasion of tumor to visceral peritoneum
- Metastatic malignant neoplasm to retrocaecal tissue
- Metastatic malignant neoplasm to retrocecal tissue
- Metastatic malignant neoplasm of retrocecal tissue
- Metastasis to peritoneum
- Metastatic malignant neoplasm to perirenal tissue
- Malignant neoplasm of the pouch of Douglas
- Neoplasm of rectouterine pouch
- Secondary malignant neoplasm of retrocecal tissue
- Metastatic well-differentiated neuroendocrine tumour
- Secondary malignant neoplasm of the mesentery
- Secondary malignant neoplasm of retrocaecal tissue
- Metastatic malignant neoplasm to retroperitoneum and peritoneum
- Omental metastasis
- Secondary malignant neoplasm of the retroperitoneum
- Metastatic malignant neoplasm to the retroperitoneum
- Carcinomatosis peritonei
- Renal tumour invasion into perinephric tissue macroscopically
- Metastatic malignant neoplasm of periadrenal tissue
- Malignant neoplasm of retrocecal tissue
- Malignant neoplasm of retroperitoneum and peritoneum
- Metastatic sarcoma of retroperitoneum
- Metastatic malignant neoplasm to retroperitoneum and peritoneum (disorder)
- Metastatic malignant neoplasm of retrocaecal tissue
- Metastasis to omentum
- Malignant tumor of peritoneum and retroperitoneum
- Metastatic malignant neoplasm to the mesentery
Frequently Asked Questions
What is the ICD-10 code for secondary malignant neoplasm of retroperiton and peritoneum?
The ICD-10-CM code for secondary malignant neoplasm of retroperiton and peritoneum is C78.6. The full clinical description is "Secondary malignant neoplasm of retroperitoneum and peritoneum". C78.6 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C78.6 mean?
ICD-10-CM code C78.6 represents “Secondary malignant neoplasm of retroperitoneum and peritoneum”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C78.6 a billable code?
Yes, C78.6 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C78.6 in?
C78.6 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C78.6?
C78.6 has Excludes1 notes indicating codes that cannot be used together with it, including: secondary carcinoid tumors of liver (C7B.02); secondary carcinoid tumors of peritoneum (C7B.04).
What SNOMED CT codes does C78.6 map to?
C78.6 maps to 38 SNOMED CT concepts: 363421004, 94626004, 94627008, 447781009, 255121007, and 33 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C78.6?
C78.6 is linked to 1 UMLS Concept Unique Identifier: C0036528. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C78.6 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like secondary malignant neoplasm of retroperiton and peritoneum 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 C78.6?
C78.6 maps to the ICD-11 code: 2D91 (Malignant neoplasm metastasis in peritoneum).
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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.