T78.3
Non-billableAngioneurotic edema
Angioneurotic edema
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Allergic angioedema
- Giant urticaria
- Quincke's edema
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
Use Additional Code
Additional codes that should follow this code
Child Codes (3)
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(52)
UMLS
- Allergic angio-oedemaC0920175
- Allergic angioedemaC0920175
- Allergic angioedema (disorder)C0920175
- Angio-edemaC0002994
- Angio-oedemaC0002994
- AngioedemaC0002994
- Angioedema (disorder)C0002994
- Angioedema (morphologic abnormality)C0002994
- Angioedema and urticariaC0002994
- AngioedemasC0002994
- Angioneurotic EdemaC0002994
- Angioneurotic EdemasC0002994
- Angioneurotic edemaC0002994
- Angioneurotic oedemaC0002994
- AngiooedemaC0002994
- Edema Quincke'sC0002994
- Edema angioneuroticC0002994
- Edema, AngioneuroticC0002994
- Edema, Quincke'sC0002994
- Edemas, AngioneuroticC0002994
- Giant UrticariaC0002994
- Giant UrticariasC0002994
- Giant hivesC0002994
- Giant urticariaC0002994
- Giant urticaria (disorder)C0002994
- Hives giantC0002994
- Oedema Quincke'sC0002994
- Oedema angioneuroticC0002994
- Quincke EdemaC0002994
- Quincke edemaC0002994
- Quincke oedemaC0002994
- Quincke's EdemaC0002994
- Quincke's diseaseC0002994
- Quincke's edemaC0002994
- Quincke's oedemaC0002994
- Quinckes EdemaC0002994
- Urticaria giantC0002994
- Urticaria, GiantC0002994
- Urticarias, GiantC0002994
- angio edemaC0002994
- angio oedemaC0002994
- angio oedema urticariaC0002994
- angioedemaC0002994
- angioedema urticariaC0002994
- angioneurotic edemaC0002994
- angioneurotic oedemaC0002994
- giant hivesC0002994
- giant urticariaC0002994
- quincke edemaC0002994
- quincke's diseaseC0002994
- quincke's edemaC0002994
- urticaria angioedemaC0002994
Frequently Asked Questions
What is the ICD-10 code for angioneurotic edema?
The ICD-10-CM code for angioneurotic edema is T78.3. The full clinical description is "Angioneurotic edema". T78.3 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T78.3 mean?
ICD-10-CM code T78.3 represents “Angioneurotic edema”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T78.3 a billable code?
No, T78.3 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under T78.3.
What chapter is T78.3 in?
T78.3 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T78.3?
T78.3 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71); serum urticaria (T80.6-); and 1 more.
What are the subcategories under T78.3?
T78.3 has 3 child codes, including: T78.3XXA (Angioneurotic edema, initial encounter), T78.3XXD (Angioneurotic edema, subsequent encounter), T78.3XXS (Angioneurotic edema, sequela).
Are additional codes required with T78.3?
Yes, when using T78.3, also report: any retained foreign body, if applicable (Z18.-).
What are the UMLS CUIs for T78.3?
T78.3 is linked to 2 UMLS Concept Unique Identifiers: C0920175, C0002994. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T78.3 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like angioneurotic edema 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 T78.3?
T78.3 maps to the ICD-11 code: EB04 (Idiopathic angioedema).
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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.