Clinical and laboratory features at presentation in patients with AIN14
| Features | Frequency in renal biopsy series % |
| AKI | 100 |
| AKI requiring dialysis | 40 |
| Arthralgia | 45 |
| Skin rash | 22 |
| Fever | 36 |
| Non-visible haematuria | 67 |
| Visible haematuria | 5 |
| Proteinuria | 93 |
| Nephrotic range proteinuria | 2.5 |
| Nephrotic syndrome | 0.8 |
| Eosinophilia | 35 |
| Eosinophiluria | 66 |
AIN, acute interstitial nephritis; AKI, acute kidney injury.