C77.9

Billable

Secondary and unsp malignant neoplasm of lymph node, unsp

Secondary and unspecified malignant neoplasm of lymph node, unspecified

Status

Billable / Specific

Block

C76-C80

Parent Code

C77

ICD-11 Mapping

1 equivalent

Coding Notes

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

Related Codes(7)
C77.0

Sec and unsp malig neoplasm of nodes of head, face and neck

BillableC77.1

Secondary and unsp malignant neoplasm of intrathorac nodes

BillableC77.2

Secondary and unsp malignant neoplasm of intra-abd nodes

BillableC77.3

Sec and unsp malig neoplasm of axilla and upper limb nodes

BillableC77.4

Sec and unsp malig neoplasm of inguinal and lower limb nodes

BillableC77.5

Secondary and unsp malignant neoplasm of intrapelv nodes

BillableC77.8

Sec and unsp malig neoplasm of nodes of multiple regions

Billable
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

2D6ZMetastatic malignant neoplasm to unspecified lymph nodeequivalentPrimary
Also Known As / Clinical Terms(67)

SNOMED CT

UMLS

Clinical Terms

  • Intergroup rhabdomyosarcoma study post-surgical clinical group finding
  • Secondary adenocarcinoma of lymph node
  • Tumour metastasis to non-regional lymph nodes
  • Metastatic well-differentiated neuroendocrine tumour
  • Tumor involvement of non-regional lymph nodes
  • Metastatic well-differentiated neuroendocrine tumor
  • Secondary malignant neoplasm of lymph node
  • Metastatic malignant neoplasm to lymph node
  • Metastatic adenocarcinoma of lymph node
  • Right regional lymph node metastasis present
  • Metastatic well-differentiated neuroendocrine tumor to regional lymph node
  • Secondary squamous cell carcinoma of lymph node
  • Cancer metastatic to lymph nodes
  • Metastatic adenocarcinoma to lymph node
  • Metastasis to lymph node from squamous cell carcinoma
  • Metastasis to lymph node from adenocarcinoma
  • Secondary lymph node cancer
  • Regional lymph node involvement present
  • Tumor metastasis to non-regional lymph nodes
  • Regional lymph node metastasis present
  • Metastatic well-differentiated neuroendocrine tumour to regional lymph node
  • Intergroup rhabdomyosarcoma study post-surgical clinical group IIC: Locally extensive tumor (spread to regional lymph nodes), gross total resection, but microscopic residual disease
  • Metastatic squamous cell carcinoma to lymph node
  • Tumour metastasis to non-regional lymph nodes present
  • Metastatic neuroendocrine tumour
  • Metastatic malignant neoplasm of lymph node
  • Tumor metastasis to non-regional lymph nodes present
  • Metastatic neuroendocrine tumor
  • Metastatic squamous cell carcinoma of lymph node
  • Tumour involvement of non-regional lymph nodes
  • Intergroup rhabdomyosarcoma study post-surgical clinical group IIC: Locally extensive tumour (spread to regional lymph nodes), gross total resection, but microscopic residual disease
  • Left regional lymph node metastasis present
Frequently Asked Questions
What is the ICD-10 code for secondary and unsp malignant neoplasm of lymph node, unsp?

The ICD-10-CM code for secondary and unsp malignant neoplasm of lymph node, unsp is C77.9. The full clinical description is "Secondary and unspecified malignant neoplasm of lymph node, unspecified". C77.9 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code C77.9 mean?

ICD-10-CM code C77.9 represents “Secondary and unspecified malignant neoplasm of lymph node, unspecified”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.

Is C77.9 a billable code?

Yes, C77.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is C77.9 in?

C77.9 is in Chapter 2: Neoplasms (codes C00-D49).

What codes cannot be used with C77.9?

C77.9 has Excludes1 notes indicating codes that cannot be used together with it, including: malignant neoplasm of lymph nodes, specified as primary (C81-C86, C88, C96.-); mesentary metastasis of carcinoid tumor (C7B.04); secondary carcinoid tumors of distant lymph nodes (C7B.01).

What SNOMED CT codes does C77.9 map to?

C77.9 maps to 11 SNOMED CT concepts: 94392001, 405961001, 405917009, 409715004, 1681000119102, and 6 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for C77.9?

C77.9 is linked to 1 UMLS Concept Unique Identifier: C5779572. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does C77.9 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like secondary and unsp malignant neoplasm of lymph node, unsp 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 C77.9?

C77.9 maps to the ICD-11 code: 2D6Z (Metastatic malignant neoplasm to unspecified lymph node).

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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.