R83
Non-billableAbnormal findings in cerebrospinal fluid
Abnormal findings in cerebrospinal fluid
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- •abnormal findings on antenatal screening of motherO28
- diagnostic abnormal findings classified elsewhere - see Alphabetical Index
Excludes 2
Conditions not included here, but the patient may have both
- •abnormal findings on antenatal screening of motherO28
- •certain conditions originating in the perinatal periodP04-P96
- signs and symptoms classified in the body system chapters
- •signs and symptoms of breast,N63, N64.5
- •abnormal findings on examination of blood, without diagnosisR70-R79
- •abnormal findings on examination of urine, without diagnosisR80-R82
- •abnormal tumor markersR97
Child Codes (9)
R83.0Abnormal level of enzymes in cerebrospinal fluid
R83.1Abnormal level of hormones in cerebrospinal fluid
R83.2Abn lev drug/meds/biol subst in cerebrospinal fluid
R83.3Abn lev substances chiefly nonmedicinal as to source in CSF
R83.4Abnormal immunological findings in cerebrospinal fluid
R83.5Abnormal microbiological findings in cerebrospinal fluid
R83.6Abnormal cytological findings in cerebrospinal fluid
R83.8Other abnormal findings in cerebrospinal fluid
R83.9Unspecified abnormal finding in cerebrospinal fluid
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(15)
UMLS
- Abnormal CSF findingsC0151583
- Abnormal cerebrospinal fluid morphologyC0151583
- Abnormal findings in cerebrospinal fluidC0151583
- Abnormality of the CSFC0151583
- Abnormality of the cerebrospinal fluidC0151583
- CSF abnormalC0151583
- CSF abnormal NOSC0151583
- CSF abnormality NOSC0151583
- Cerebrospinal fluid abnormalC0151583
- Cerebrospinal fluid abnormal NOSC0151583
- Cerebrospinal fluid abnormality NOSC0151583
- Nonspecific abnormal findings in cerebrospinal fluidC0151583
- abnormal csfC0151583
- abnormalities csfC0151583
- cerebrospinal fluid abnormalityC0151583
Frequently Asked Questions
What is the ICD-10 code for abnormal findings in cerebrospinal fluid?
The ICD-10-CM code for abnormal findings in cerebrospinal fluid is R83. The full clinical description is "Abnormal findings in cerebrospinal fluid". R83 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code R83 mean?
ICD-10-CM code R83 represents “Abnormal findings in cerebrospinal fluid”. It is classified under Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings and is a non-billable header code. Use a more specific child code for billing purposes.
Is R83 a billable code?
No, R83 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under R83.
What chapter is R83 in?
R83 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).
What codes cannot be used with R83?
R83 has Excludes1 notes indicating codes that cannot be used together with it, including: abnormal findings on antenatal screening of mother (O28.-); diagnostic abnormal findings classified elsewhere - see Alphabetical Index.
What are the subcategories under R83?
R83 has 9 child codes, including: R83.0 (Abnormal level of enzymes in cerebrospinal fluid), R83.1 (Abnormal level of hormones in cerebrospinal fluid), R83.2 (Abn lev drug/meds/biol subst in cerebrospinal fluid), R83.3 (Abn lev substances chiefly nonmedicinal as to source in CSF), and 5 more.
What are the UMLS CUIs for R83?
R83 is linked to 1 UMLS Concept Unique Identifier: C0151583. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does R83 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like abnormal findings in cerebrospinal fluid 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 R83?
R83 maps to the ICD-11 code: MB70.Z (Clinical findings in cerebrospinal fluid, 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.