R34
Anuria and oliguria
Billable code
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
This code · R34
Inherited from chapter 18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
Official Guidelines for R34
FY 2026 ›Sections that reference R34
- I.B.4Signs and symptomsConventions & general rules
… Chapter 18 of ICD-10-CM, Symptoms, Signs, and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (codes R00.0 - R99) contains many, but not all, codes for symptoms. …
- IV.DCodes that describe symptoms and signsOutpatient services
… Chapter 18 of ICD-10-CM, Symptoms, Signs, and Abnormal Clinical and Laboratory Findings Not Elsewhere Classified (codes R00-R99) contain many, but not all codes for symptoms.
Sections whose FY 2026 text names R34, its R34 category, or a range containing it — the chapter guidance above is the authoritative source.
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