C84.1
Non-billableSezary disease
Sezary disease
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Chapter
2: NeoplasmsBlock
C81-C96
Parent Code
C84Child Codes
11
ICD-11 Mapping
1 equivalentCoding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (11)
C84.10Sezary disease, unspecified site
C84.11Sezary disease, lymph nodes of head, face, and neck
C84.12Sezary disease, intrathoracic lymph nodes
C84.13Sezary disease, intra-abdominal lymph nodes
C84.14Sezary disease, lymph nodes of axilla and upper limb
C84.15Sezary disease, nodes of inguinal region and lower limb
C84.16Sezary disease, intrapelvic lymph nodes
C84.17Sezary disease, spleen
C84.18Sezary disease, lymph nodes of multiple sites
C84.19Sezary disease, extranodal and solid organ sites
C84.1ASezary disease, in remission
Related Codes(7)
C84.0Mycosis fungoides
C84.4Peripheral T-cell lymphoma, not elsewhere classified
C84.6Anaplastic large cell lymphoma, ALK-positive
C84.7Anaplastic large cell lymphoma, ALK-negative
C84.9Mature T/NK-cell lymphomas, unspecified
C84.ACutaneous T-cell lymphoma, unspecified
C84.ZOther mature T/NK-cell lymphomas
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(27)
UMLS
- Erythroderma, SezaryC0036920
- Lymphoma, Sezary'sC0036920
- Sezary ErythrodermaC0036920
- Sezary LymphomaC0036920
- Sezary SyndromeC0036920
- Sezary diseaseC0036920
- Sezary disease, unspecified siteC0036920
- Sezary erythrodermaC0036920
- Sezary syndromeC0036920
- Sezary's DiseaseC0036920
- Sezary's LymphomaC0036920
- Sezary's diseaseC0036920
- Sezary's lymphomaC0036920
- Sezary's syndromeC0036920
- Sezarys LymphomaC0036920
- Syndrome, SezaryC0036920
- Sézary syndromeC0036920
- Sézary SyndromeC0036920
- Sézary diseaseC0036920
- Sézary disease, unspecified siteC0036920
- Sézary's diseaseC0036920
- Sézary's disease (disorder)C0036920
- Sézary's disease (morphologic abnormality)C0036920
- Sézary's syndromeC0036920
- sezary syndromeC0036920
- sezary's diseaseC0036920
- sezary's syndromeC0036920
Frequently Asked Questions
What is the ICD-10 code for sezary disease?
The ICD-10-CM code for sezary disease is C84.1. The full clinical description is "Sezary disease". C84.1 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C84.1 mean?
ICD-10-CM code C84.1 represents “Sezary disease”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C84.1 a billable code?
No, C84.1 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 11 child codes under C84.1.
What chapter is C84.1 in?
C84.1 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C84.1?
C84.1 has Excludes1 notes indicating codes that cannot be used together with it, including: personal history of non-Hodgkin lymphoma (Z85.72).
What are the subcategories under C84.1?
C84.1 has 11 child codes, including: C84.10 (Sezary disease, unspecified site), C84.11 (Sezary disease, lymph nodes of head, face, and neck), C84.12 (Sezary disease, intrathoracic lymph nodes), C84.13 (Sezary disease, intra-abdominal lymph nodes), and 7 more.
What are the UMLS CUIs for C84.1?
C84.1 is linked to 1 UMLS Concept Unique Identifier: C0036920. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C84.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like sezary disease 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 C84.1?
C84.1 maps to the ICD-11 code: 2B02 (Sézary syndrome).
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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.