ICD-10 CM Code T78.3
T78.3
Angioneurotic edema
Inclusion Term
- Allergic angioedema
- Giant urticaria
- Quincke's edema
Excludes Type 1
- serum urticaria (T80.6-)
- urticaria (L50.-)
Excludes Type 2
- complications of surgical and medical care NEC (T80-T88)
7th Character
- The appropriate 7th character is to be added to each code from category T78
- A - initial encounter
- D - subsequent encounter
- S - sequela
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