| Wellensittichkot / FEIA | Dermatologie | |
| Wellensittichserumprotein / FEIA | Dermatologie | |
| Wermut / FEIA | Dermatologie | |
| Wespe / FEIA | Dermatologie | |
| Wespengiftkomponente rVes v 1 / FEIA | Dermatologie | |
| Wespengiftkomponente rVes v 5 / FEIA | Dermatologie | |
| Wildseide / FEIA | Dermatologie | |
| Zander / FEIA | Dermatologie | |
| Ziegenepithelien / FEIA | Dermatologie | |
| Ziegenmilch / FEIA | Dermatologie | |
| Zimt / FEIA | Dermatologie | |
| Zitrone / FEIA | Dermatologie | |
| Zwiebel / FEIA | Dermatologie | |
| Zypressenkomponente nCup a 1 / FEIA | Dermatologie | |