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Diagnostic investigation performed at the backyard flock.
| Sample source | Type of samples | Positivity rate (%) | Result |
|---|---|---|---|
| Hens | Tissue samples (pooled) | 2/2 (100) | HPAI† A(H5N1) |
| Geese and ducks | Oropharyngeal swabs | 23/23 (100) | IAV‡ |
| Cloacal swabs | 23/23 (100) | IAV | |
| Fecal samples (pooled) | 1/1 (100) | IAV | |
| Environment | Drinking water samples | 2/2 (100) | IAV |
†HPAI, highly pathogenic avian influenza; ‡IAV, Influenza A virus.
