Table 2.
Important ICD-10 codes
| ICD-10 Code | Description | Practical implementation | |
|---|---|---|---|
| Urticaria | L50.1 | Idiopathic urticaria | Acute urticaria |
| L50.2–.6 + L56.3 | Inducible urticaria (per cause) | Inducible urticaria (coldness, warmth, etc.) | |
| L50.8 |
Other urticaria Chronic Recurrent, periodic |
To be preferred as coding for chronic spontaneous urticaria | |
| L50.9 | Urticaria | Not recommended for coding | |
| Angioedema | T78.3 | Angioneurotic oedema/Quincke’s oedema | – |
| Pruritus | L29.8 | Other pruritus | – |
| L29.9 | Pruritus not specified | – | |
| Additional codes | Z72.8 | Highly debilitating living situation | – |
| Z51.88 | System therapy | – | |
| T88.8 | Only slight improvement in symptoms | – |
The current ICD-10 classification is available at https://www.dimdi.de/static/de/klassifikationen/icd/icd-10-gm/kode-suche/htmlgm2020/
ICD International classification of diseases