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
- complications of surgical and medical care NEC (T80-T88)
Use Additional Code
Additional codes that should follow this code
- code to identify any retained foreign body, if applicable (Z18.-)
Child Codes (3)
Also Known As / Clinical Terms
UMLS
- Quincke's EdemaC0002994
- 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 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
- Allergic angio-oedemaC0920175
- Allergic angioedemaC0920175
- Allergic angioedema (disorder)C0920175
Frequently Asked Questions
What is ICD-10 code T78.3?
ICD-10-CM code T78.3 represents "Angioneurotic edema". It 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 you should also code: code to identify 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: C0002994, C0920175. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.