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C78.1

Billable

Secondary malignant neoplasm of mediastinum

Secondary malignant neoplasm of mediastinum

Status

Billable / Specific

Block

C76-C80

Parent Code

C78

ICD-11 Mapping

1 equivalent

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)

Excludes 2

Conditions not included here, but the patient may have both

Related Codes(8)
C78.0

Secondary malignant neoplasm of lung

C78.2

Secondary malignant neoplasm of pleura

BillableC78.3

Secondary malignant neoplasm of and unsp respiratory organs

C78.4

Secondary malignant neoplasm of small intestine

BillableC78.5

Secondary malignant neoplasm of large intestine and rectum

BillableC78.6

Secondary malignant neoplasm of retroperiton and peritoneum

BillableC78.7

Secondary malig neoplasm of liver and intrahepatic bile duct

BillableC78.8

Secondary malignant neoplasm of and unsp digestive organs

ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

2D71Malignant neoplasm metastasis in mediastinumequivalentPrimary
Also Known As / Clinical Terms(78)

SNOMED CT

UMLS

Clinical Terms

  • Anterior mediastinum mass
  • Metastatic malignant neoplasm of anterior mediastinum
  • Secondary malignant tumor of mediastinum
  • Neoplasm of anterior mediastinum
  • Metastatic Tumor to the Mediastinum
  • Metastasis to the Mediastinum
  • Metastatic malignant neoplasm of posterior mediastinum
  • Cancer of posterior mediastinum
  • Metastatic malignant neoplasm to posterior mediastinum
  • Tumour invades mediastinum
  • Mass of anterior mediastinum
  • Metastatic Neoplasm to the Mediastinum
  • Cancer of anterior mediastinum
  • mediastinal metastases
  • Cancer metastatic to mediastinum
  • Metastases to the Mediastinum
  • Metastatic malignant neoplasm to mediastinum (disorder)
  • Malignant neoplasm of anterior mediastinum
  • Metastatic Malignant Neoplasm to the Mediastinum
  • Metastases to Mediastinum
  • Metastatic malignant neoplasm to anterior mediastinum
  • Neoplasm of posterior mediastinum
  • Secondary malignant tumour of mediastinum
  • Metastatic malignant neoplasm of mediastinum
  • Secondary malignant neoplasm of posterior mediastinum
  • Malignant neoplasm of posterior mediastinum
  • Tumor invades mediastinum
  • Mediastinal metastasis
  • Metastatic malignant neoplasm to mediastinum
  • Secondary malignant neoplasm of anterior mediastinum
  • Metastatic Malignant Neoplasm in the Mediastinum
  • Mediastinum involved by direct extension of malignant neoplasm
  • Metastasis to mediastinum
Frequently Asked Questions
What is the ICD-10 code for secondary malignant neoplasm of mediastinum?

The ICD-10-CM code for secondary malignant neoplasm of mediastinum is C78.1. The full clinical description is "Secondary malignant neoplasm of mediastinum". C78.1 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code C78.1 mean?

ICD-10-CM code C78.1 represents “Secondary malignant neoplasm of mediastinum”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.

Is C78.1 a billable code?

Yes, C78.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is C78.1 in?

C78.1 is in Chapter 2: Neoplasms (codes C00-D49).

What codes cannot be used with C78.1?

C78.1 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 C78.1 map to?

C78.1 maps to 10 SNOMED CT concepts: 301030002, 94409002, 449224009, 448670003, 384968000, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for C78.1?

C78.1 is linked to 1 UMLS Concept Unique Identifier: C0153677. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does C78.1 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like secondary malignant neoplasm of mediastinum 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 C78.1?

C78.1 maps to the ICD-11 code: 2D71 (Malignant neoplasm metastasis in mediastinum).

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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.