What is this code?
ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Endocrine, nutritional and metabolic diseases (E00-E89).
When is it used?
- May be used when a clinician documents volume depletion in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
- This entry may represent a broader category rather than the most specific billable code.
Code hierarchy
chapter
4Endocrine, nutritional and metabolic diseases (E00-E89)
block
E70-E88Metabolic disorders
currentE70-E88
Official coding notes
Applicable to
- code(s) for any associated disorders of electrolyte and acid-base balance (E87.-)
Excludes1 (do not code together)
- dehydration of newborn (P74.1)
- postprocedural hypovolemic shock (T81.19)
- traumatic hypovolemic shock (T79.4)
Excludes2 (may code together if documented)
- hypovolemic shock NOS (R57.1)
Use additional code
- code(s) for any associated disorders of electrolyte and acid-base balance (E87.-)
Where you may see this code
You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.
Related specialists
EndocrinologistGeneral Physician
Sibling codes
E70Disorders of aromatic amino-acid metabolismE71Disorders of branched-chain amino-acid metabolism and fatty-acid metabolismE72Other disorders of amino-acid metabolismE73Lactose intoleranceE74Other disorders of carbohydrate metabolismE75Disorders of sphingolipid metabolism and other lipid storage disordersE76Disorders of glycosaminoglycan metabolismE77Disorders of glycoprotein metabolismE78Disorders of lipoprotein metabolism and other lipidemiasE79Disorders of purine and pyrimidine metabolismE80Disorders of porphyrin and bilirubin metabolismE83Disorders of mineral metabolismE84Cystic fibrosisE85AmyloidosisE87Other disorders of fluid, electrolyte and acid-base balanceE88Other and unspecified metabolic disorders
Mapped diagnoses and classifications
SNOMED_CT 816155005high
Absolute hypovolaemia
Source: SNOMED International ICD-10 map
SNOMED_CT 1231645000high
Cataract due to dehydration
Source: SNOMED International ICD-10 map
SNOMED_CT 84697003high
Decreased plasma volume
Source: SNOMED International ICD-10 map
SNOMED_CT 34095006high
Dehydration
Source: SNOMED International ICD-10 map
SNOMED_CT 112421000119102high
Dehydration caused by radiation
Source: SNOMED International ICD-10 map
SNOMED_CT 735909008high
Dehydration following exertion
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.
Legacy codes
E86
Replacement codes
E86.0 — DehydrationE86.1 — HypovolemiaE86.9 — Volume depletion, unspecified
Common synonyms
Volume depletion
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.